diff --git a/pom.xml b/pom.xml
index c2440f0f..53bbd586 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     </parent>
     <groupId>icu.samnya</groupId>
     <artifactId>aqua</artifactId>
-    <version>0.0.16-RELEASE</version>
+    <version>0.0.17-RELEASE</version>
     <name>Aqua Server</name>
     <description>A multipurpose game server</description>
 
diff --git a/src/main/java/icu/samnyan/aqua/AquaBeanNameGenerator.java b/src/main/java/icu/samnyan/aqua/AquaBeanNameGenerator.java
new file mode 100644
index 00000000..50228970
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/AquaBeanNameGenerator.java
@@ -0,0 +1,14 @@
+package icu.samnyan.aqua;
+
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionRegistry;
+import org.springframework.beans.factory.support.BeanNameGenerator;
+
+public class AquaBeanNameGenerator implements BeanNameGenerator {
+
+    @Override
+	public String generateBeanName(BeanDefinition definition, BeanDefinitionRegistry registry) {
+		return definition.getBeanClassName();
+	}
+
+}
\ No newline at end of file
diff --git a/src/main/java/icu/samnyan/aqua/AquaServerApplication.java b/src/main/java/icu/samnyan/aqua/AquaServerApplication.java
index 804cf45e..edee56db 100644
--- a/src/main/java/icu/samnyan/aqua/AquaServerApplication.java
+++ b/src/main/java/icu/samnyan/aqua/AquaServerApplication.java
@@ -4,13 +4,17 @@ import icu.samnyan.aqua.sega.aimedb.AimeDbServer;
 import icu.samnyan.aqua.spring.util.AutoChecker;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.context.ConfigurableApplicationContext;
 
-@SpringBootApplication
+@SpringBootApplication()
 public class AquaServerApplication {
 
     public static void main(String[] args) throws Exception {
-        ConfigurableApplicationContext ctx = SpringApplication.run(AquaServerApplication.class, args);
+        final SpringApplicationBuilder builder = new SpringApplicationBuilder(AquaServerApplication.class);
+        builder.beanNameGenerator(new AquaBeanNameGenerator());
+
+        ConfigurableApplicationContext ctx = builder.run(args);
 
         final AimeDbServer aimeDbServer = ctx.getBean(AimeDbServer.class);
         aimeDbServer.start();
diff --git a/src/main/java/icu/samnyan/aqua/sega/allnet/AllNetController.java b/src/main/java/icu/samnyan/aqua/sega/allnet/AllNetController.java
index 8712efe2..4cd3c00e 100644
--- a/src/main/java/icu/samnyan/aqua/sega/allnet/AllNetController.java
+++ b/src/main/java/icu/samnyan/aqua/sega/allnet/AllNetController.java
@@ -126,7 +126,10 @@ public class AllNetController {
             case "SDDT":
                 return "http://" + HOST + ":" + PORT + "/OngekiServlet/";
             case "SDEY":
-                return "http://" + HOST + ":" + PORT + "/";
+                return "http://" + HOST + ":" + PORT + "/MaimaiServlet/";
+            case "SDEZ":
+                // This leads to http://HOST+PORT/Maimai2Servlet/
+                return HOST + ":" + PORT + "/";
             default:
                 return "http://" + HOST + ":" + PORT + "/";
         }
diff --git a/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.java b/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.java
index 2ae2255c..07f19c43 100644
--- a/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.java
+++ b/src/main/java/icu/samnyan/aqua/sega/general/filter/CompressionFilter.java
@@ -28,6 +28,7 @@ public class CompressionFilter extends OncePerRequestFilter {
         filterList.add("/ChuniServlet");
         filterList.add("/OngekiServlet");
         filterList.add("/MaimaiServlet");
+        filterList.add("/Maimai2Servlet");
     }
 
     @Override
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletController.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletController.java
new file mode 100644
index 00000000..3bc316e4
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletController.java
@@ -0,0 +1,245 @@
+package icu.samnyan.aqua.sega.maimai2.controller;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+import icu.samnyan.aqua.sega.maimai2.handler.impl.*;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@RestController
+@RequestMapping("Maimai2Servlet")
+public class Maimai2ServletController {
+
+    private final GetGameSettingHandler getGameSettingHandler;
+    private final GetGameEventHandler getGameEventHandler;
+    private final GetGameRankingHandler getGameRankingHandler;
+    private final GetGameTournamentInfoHandler getGameTournamentInfoHandler;
+    private final GetTransferFriendHandler getTransferFriendHandler;
+    private final GetUserActivityHandler getUserActivityHandler;
+    private final UserLoginHandler userLoginHandler;
+    private final UserLogoutHandler userLogoutHandler;
+    private final GetUserDataHandler getUserDataHandler;
+    private final UpsertUserAllHandler upsertUserAllHandler;
+    private final GetUserPreviewHandler getUserPreviewHandler;
+    private final GetUserCharacterHandler getUserCharacterHandler;
+    private final GetUserOptionHandler getUserOptionHandler;
+    private final GetUserItemHandler getUserItemHandler;
+    private final GetUserExtendHandler getUserExtendHandler;
+    private final GetUserGhostHandler getUserGhostHandler;
+    private final GetUserLoginBonusHandler getUserLoginBonusHandler;
+    private final GetUserMapHandler getUserMapHandler;
+    private final GetUserFavoriteHandler getUserFavoriteHandler;
+    private final GetUserCardHandler getUserCardHandler;
+    private final GetUserMusicHandler getUserMusicHandler;
+    private final GetUserRatingHandler getUserRatingHandler;
+    private final GetUserRegionHandler getUserRegionHandler;
+
+    public Maimai2ServletController(GetGameSettingHandler getGameSettingHandler, GetGameEventHandler getGameEventHandler, GetGameRankingHandler getGameRankingHandler, GetGameTournamentInfoHandler getGameTournamentInfoHandler,
+    GetTransferFriendHandler getTransferFriendHandler, GetUserActivityHandler getUserActivityHandler, UserLoginHandler userLoginHandler, UserLogoutHandler userLogoutHandler,
+    GetUserDataHandler getUserDataHandler, UpsertUserAllHandler upsertUserAllHandler, GetUserPreviewHandler getUserPreviewHandler, GetUserCharacterHandler getUserCharacterHandler,
+    GetUserOptionHandler getUserOptionHandler, GetUserItemHandler getUserItemHandler, GetUserExtendHandler getUserExtendHandler, GetUserGhostHandler getUserGhostHandler,
+    GetUserLoginBonusHandler getUserLoginBonusHandler, GetUserMapHandler getUserMapHandler, GetUserFavoriteHandler getUserFavoriteHandler,
+    GetUserCardHandler getUserCardHandler, GetUserMusicHandler getUserMusicHandler, GetUserRatingHandler getUserRatingHandler, GetUserRegionHandler getUserRegionHandler) {
+        this.getGameSettingHandler = getGameSettingHandler;
+        this.getGameEventHandler = getGameEventHandler;
+        this.getGameRankingHandler = getGameRankingHandler;
+        this.getGameTournamentInfoHandler = getGameTournamentInfoHandler;
+        this.getTransferFriendHandler = getTransferFriendHandler;
+        this.getUserActivityHandler = getUserActivityHandler;
+        this.userLoginHandler = userLoginHandler;
+        this.userLogoutHandler = userLogoutHandler;
+        this.getUserDataHandler = getUserDataHandler;
+        this.upsertUserAllHandler = upsertUserAllHandler;
+        this.getUserPreviewHandler = getUserPreviewHandler;
+        this.getUserCharacterHandler = getUserCharacterHandler;
+        this.getUserOptionHandler = getUserOptionHandler;
+        this.getUserItemHandler = getUserItemHandler;
+        this.getUserExtendHandler = getUserExtendHandler;
+        this.getUserGhostHandler = getUserGhostHandler;
+        this.getUserLoginBonusHandler = getUserLoginBonusHandler;
+        this.getUserMapHandler = getUserMapHandler;
+        this.getUserFavoriteHandler = getUserFavoriteHandler;
+        this.getUserCardHandler = getUserCardHandler;
+        this.getUserMusicHandler = getUserMusicHandler;
+        this.getUserRatingHandler = getUserRatingHandler;
+        this.getUserRegionHandler = getUserRegionHandler;
+    }
+
+    // Mandatory for boot
+    @PostMapping("GetGameEventApi")
+    public String getGameEvent(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getGameEventHandler.handle(request);
+    }
+
+    @PostMapping("GetGameRankingApi")
+    public String getGameRanking(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getGameRankingHandler.handle(request);
+    }
+
+    @PostMapping("GetGameSettingApi")
+    public String getGameSetting(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getGameSettingHandler.handle(request);
+    }
+
+    @PostMapping("GetGameTournamentInfoApi")
+    public String getGameTournamentInfoHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getGameTournamentInfoHandler.handle(request);
+    }
+
+    // Gameplay
+    @PostMapping("GetTransferFriendApi")
+    public String getTransferFriendHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getTransferFriendHandler.handle(request);
+    }
+
+    @PostMapping("GetUserActivityApi")
+    public String getUserActivityHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserActivityHandler.handle(request);
+    }
+
+    // maybe releated DX Pass? return empty
+    @PostMapping("GetUserCardApi")
+    public String getUserCardHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserCardHandler.handle(request);
+    }
+
+    @PostMapping("GetUserCharacterApi")
+    public String getUserCharacterHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserCharacterHandler.handle(request);
+    }
+
+    @PostMapping("GetUserDataApi")
+    public String getUserDataHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserDataHandler.handle(request);
+    }
+
+    @PostMapping("GetUserExtendApi")
+    public String getUserExtendHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserExtendHandler.handle(request);
+    }
+
+    @PostMapping("GetUserFavoriteApi")
+    public String getUserFavoriteHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserFavoriteHandler.handle(request);
+    }
+
+    // No support, return empty
+    @PostMapping("GetUserGhostApi")
+    public String getUserGhostHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserGhostHandler.handle(request);
+    }
+
+    @PostMapping("GetUserItemApi")
+    public String getUserItemHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserItemHandler.handle(request);
+    }
+
+    @PostMapping("GetUserLoginBonusApi")
+    public String getUserLoginBonusHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserLoginBonusHandler.handle(request);
+    }
+
+    @PostMapping("GetUserMapApi")
+    public String getUserMapHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserMapHandler.handle(request);
+    }
+
+    @PostMapping("GetUserMusicApi")
+    public String getUserMusicHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserMusicHandler.handle(request);
+    }
+
+    @PostMapping("GetUserOptionApi")
+    public String getUserOptionHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserOptionHandler.handle(request);
+    }
+
+    // No support
+    @PostMapping("GetUserPortraitApi")
+    public String getUserPortraitHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return "{\"length\":0,\"userPortraitList\":[]}";
+    }
+
+    @PostMapping("GetUserPreviewApi")
+    public String getUserPreviewHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserPreviewHandler.handle(request);
+    }
+
+    @PostMapping("GetUserRatingApi")
+    public String getUserRatingHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserRatingHandler.handle(request);
+    }
+
+    // I don't know what it is. return empty
+    @PostMapping("GetUserRegionApi")
+    public String getUserRegionHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return getUserRegionHandler.handle(request);
+    }
+
+    // Seems only used for tournament, No Support
+    @PostMapping("GetUserScoreRankingApi")
+    public String getUserScoreRankingHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return "{}";
+    }
+
+    // No support
+    @PostMapping("UploadUserPhotoApi")
+    public String uploadUserPhotoHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UploadUserPhotoApi\"}";
+    }
+
+    @PostMapping("UploadUserPlaylogApi")
+    public String uploadUserPlaylogHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UploadUserPlaylogApi\"}";
+    }
+
+    // No support, return error code
+    @PostMapping("UploadUserPortraitApi")
+    public String uploadUserPortraitHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return "{\"returnCode\":-1,\"apiName\":\"com.sega.maimai2servlet.api.UploadUserPortraitApi\"}";
+    }
+
+    @PostMapping("UserLoginApi")
+    public String userLoginHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return userLoginHandler.handle(request);
+    }
+
+    @PostMapping("UserLogoutApi")
+    public String userLogoutHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return userLogoutHandler.handle(request);
+    }
+
+    @PostMapping("UpsertClientBookkeepingApi")
+    public String upsertClientBookkeeping(@ModelAttribute Map<String, Object> request) {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UpsertClientBookkeepingApi\"}";
+    }
+
+    @PostMapping("UpsertClientSettingApi")
+    public String upsertClientSetting(@ModelAttribute Map<String, Object> request) {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UpsertClientSettingApi\"}";
+    }
+
+    @PostMapping("UpsertClientTestmodeApi")
+    public String upsertClientTestmode(@ModelAttribute Map<String, Object> request) {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UpsertClientTestmodeApi\"}";
+    }
+
+    @PostMapping("UpsertClientUploadApi")
+    public String upsertClientUpload(@ModelAttribute Map<String, Object> request) {
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UpsertClientUploadApi\"}";
+    }
+
+    // Score saving
+    @PostMapping("UpsertUserAllApi")
+    public String upsertUserAllHandler(@ModelAttribute Map<String, Object> request) throws JsonProcessingException {
+        return upsertUserAllHandler.handle(request);
+    }
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletControllerAdvice.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletControllerAdvice.java
new file mode 100644
index 00000000..558b3c92
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/controller/Maimai2ServletControllerAdvice.java
@@ -0,0 +1,38 @@
+package icu.samnyan.aqua.sega.maimai2.controller;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import javax.servlet.http.HttpServletRequest;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@RestControllerAdvice(basePackages = "icu.samnyan.aqua.sega.maimai2")
+public class Maimai2ServletControllerAdvice {
+
+    private static final Logger logger = LoggerFactory.getLogger(Maimai2ServletControllerAdvice.class);
+
+    /**
+     * Get the map object from json string
+     *
+     * @param request HttpServletRequest
+     */
+    @ModelAttribute
+    public Map<String, Object> preHandle(HttpServletRequest request) throws IOException {
+        byte[] src = request.getInputStream().readAllBytes();
+        String outputString = new String(src, StandardCharsets.UTF_8).trim();
+        logger.info("Request {} : {}", request.getRequestURI(), outputString);
+        ObjectMapper mapper = new ObjectMapper();
+
+        return mapper.readValue(outputString, new TypeReference<>() {
+        });
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/MapEncountNpcRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/MapEncountNpcRepository.java
new file mode 100644
index 00000000..6974f0eb
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/MapEncountNpcRepository.java
@@ -0,0 +1,23 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.MapEncountNpc;
+
+import java.util.Optional;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2MapEncountNpcRepository")
+public interface MapEncountNpcRepository extends JpaRepository<MapEncountNpc, Long> {
+
+    Optional<MapEncountNpc> findByUserAndMusicId(UserDetail user, int musicId);
+
+    Page<MapEncountNpc> findByUser_Card_ExtIdAndMusicId(long userId, int musicId, Pageable page);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserActRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserActRepository.java
new file mode 100644
index 00000000..aafa880b
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserActRepository.java
@@ -0,0 +1,20 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserAct;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserActRepository")
+public interface UserActRepository extends JpaRepository<UserAct, Long> {
+
+    Optional<UserAct> findByUserAndKindAndActivityId(UserDetail user, int kind, int id);
+
+    List<UserAct> findByUser_Card_ExtIdAndKind(long userId, int kind);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserCharacterRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserCharacterRepository.java
new file mode 100644
index 00000000..39298c8d
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserCharacterRepository.java
@@ -0,0 +1,21 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserCharacter;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserCharacterRepository")
+public interface UserCharacterRepository extends JpaRepository<UserCharacter, Long> {
+
+    List<UserCharacter> findByUser_Card_ExtId(long userId);
+
+    Optional<UserCharacter> findByUserAndCharacterId(UserDetail user, int characterId);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserDataRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserDataRepository.java
new file mode 100644
index 00000000..ca93f173
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserDataRepository.java
@@ -0,0 +1,15 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserDataRepository")
+public interface UserDataRepository extends JpaRepository<UserDetail, Long> {
+    Optional<UserDetail> findByCard_ExtId(long userId);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserExtendRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserExtendRepository.java
new file mode 100644
index 00000000..d4e3be7a
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserExtendRepository.java
@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserExtend;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserExtendRepository")
+public interface UserExtendRepository extends JpaRepository<UserExtend, Long> {
+
+    Optional<UserExtend> findByUser(UserDetail user);
+
+    Optional<UserExtend> findByUser_Card_ExtId(Long extId);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserFavoriteRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserFavoriteRepository.java
new file mode 100644
index 00000000..56eacfd1
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserFavoriteRepository.java
@@ -0,0 +1,21 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserFavorite;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserFavoriteRepository")
+public interface UserFavoriteRepository extends JpaRepository<UserFavorite, Long> {
+
+    Optional<UserFavorite> findByUserAndItemKind(UserDetail user, int kind);
+    //Optional<UserFavorite> findByUserIdAndItemKind(long userId, int kind);
+
+    List<UserFavorite> findByUserIdAndItemKind(long userId, int kind);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserItemRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserItemRepository.java
new file mode 100644
index 00000000..dc3430e3
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserItemRepository.java
@@ -0,0 +1,23 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserItem;
+
+import java.util.Optional;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserItemRepository")
+public interface UserItemRepository extends JpaRepository<UserItem, Long> {
+
+    Optional<UserItem> findByUserAndItemKindAndItemId(UserDetail user, int itemKind, int itemId);
+
+    Page<UserItem> findByUser_Card_ExtIdAndItemKind(long userId, int kind, Pageable page);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserLoginBonusRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserLoginBonusRepository.java
new file mode 100644
index 00000000..b165064f
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserLoginBonusRepository.java
@@ -0,0 +1,23 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserLoginBonus;
+
+import java.util.Optional;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserLoginBonusRepository")
+public interface UserLoginBonusRepository extends JpaRepository<UserLoginBonus, Long> {
+
+    Optional<UserLoginBonus> findByUserAndBonusId(UserDetail user, int bonusId);
+
+    Page<UserLoginBonus> findByUser_Card_ExtId(long userId, Pageable page);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMapRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMapRepository.java
new file mode 100644
index 00000000..1d07fe42
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMapRepository.java
@@ -0,0 +1,23 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserMap;
+
+import java.util.Optional;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserMapRepository")
+public interface UserMapRepository extends JpaRepository<UserMap, Long> {
+
+    Optional<UserMap> findByUserAndMapId(UserDetail user, int mapId);
+
+    Page<UserMap> findByUser_Card_ExtId(long userId, Pageable page);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMusicDetailRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMusicDetailRepository.java
new file mode 100644
index 00000000..930226dd
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserMusicDetailRepository.java
@@ -0,0 +1,22 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserMusicDetail;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserMusicDetailRepository")
+public interface UserMusicDetailRepository extends JpaRepository<UserMusicDetail, Long> {
+
+    Optional<UserMusicDetail> findByUserAndMusicIdAndLevel(UserDetail user, int musicId, int level);
+
+    Page<UserMusicDetail> findByUser_Card_ExtId(long userId, Pageable page);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserOptionRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserOptionRepository.java
new file mode 100644
index 00000000..22f7dc41
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserOptionRepository.java
@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserOption;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserOptionRepository")
+public interface UserOptionRepository extends JpaRepository<UserOption, Long> {
+
+    Optional<UserOption> findByUser(UserDetail user);
+
+    Optional<UserOption> findByUser_Card_ExtId(Long extId);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserRateRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserRateRepository.java
new file mode 100644
index 00000000..5e60aacd
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserRateRepository.java
@@ -0,0 +1,22 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserRate;
+
+import java.util.List;
+import java.util.Optional;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserRateRepository")
+public interface UserRateRepository extends JpaRepository<UserRate, Long> {
+
+    Optional<UserRate> findByUserAndMusicId(UserDetail user, int musicId);
+
+    List<UserRate> findByUser_Card_ExtId(long userId);
+
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserUdemaeRepository.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserUdemaeRepository.java
new file mode 100644
index 00000000..eb4fc27f
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/dao/userdata/UserUdemaeRepository.java
@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.maimai2.dao.userdata;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserUdemae;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Repository("Maimai2UserUdemaeRepository")
+public interface UserUdemaeRepository extends JpaRepository<UserUdemae, Long> {
+
+    Optional<UserUdemae> findByUser(UserDetail user);
+
+    Optional<UserUdemae> findByUser_Card_ExtId(Long extId);
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/BaseHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/BaseHandler.java
new file mode 100644
index 00000000..97ff46f2
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/BaseHandler.java
@@ -0,0 +1,13 @@
+package icu.samnyan.aqua.sega.maimai2.handler;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+public interface BaseHandler {
+
+    String handle(Map<String, Object> request) throws JsonProcessingException;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameEventHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameEventHandler.java
new file mode 100644
index 00000000..41193915
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameEventHandler.java
@@ -0,0 +1,46 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.StringMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetGameEventHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetGameEventHandler.class);
+
+    //private final GameEventRepository gameEventRepository;
+
+    private final StringMapper mapper;
+
+    public GetGameEventHandler(StringMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        String type = Integer.toString((int) request.get("type"));
+
+        List<Object> gameEventList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("type", type);
+        resultMap.put("gameEventList", gameEventList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameRankingHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameRankingHandler.java
new file mode 100644
index 00000000..548111b3
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameRankingHandler.java
@@ -0,0 +1,43 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.StringMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetGameRankingHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetGameRankingHandler.class);
+
+    private final StringMapper mapper;
+
+    public GetGameRankingHandler(StringMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        String type = Integer.toString((int) request.get("type"));
+
+        List<Object> gameRankingList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("type", type);
+        resultMap.put("gameRankingList", gameRankingList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameSettingHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameSettingHandler.java
new file mode 100644
index 00000000..12b50650
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameSettingHandler.java
@@ -0,0 +1,67 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.GetGameSettingResp;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.GameSetting;
+import icu.samnyan.aqua.sega.general.dao.PropertyEntryRepository;
+import icu.samnyan.aqua.sega.general.model.PropertyEntry;
+import icu.samnyan.aqua.sega.util.jackson.StringMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetGameSettingHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetGameSettingHandler.class);
+
+    private final StringMapper mapper;
+
+    private final PropertyEntryRepository propertyEntryRepository;
+
+    @Autowired
+    public GetGameSettingHandler(StringMapper mapper, PropertyEntryRepository propertyEntryRepository) {
+        this.mapper = mapper;
+        this.propertyEntryRepository = propertyEntryRepository;
+    }
+
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+
+        PropertyEntry start = propertyEntryRepository.findByPropertyKey("reboot_start_time")
+                .orElseGet(() -> new PropertyEntry("reboot_start_time", "2020-01-01 23:59:00.0"));
+        PropertyEntry end = propertyEntryRepository.findByPropertyKey("reboot_end_time")
+                .orElseGet(() -> new PropertyEntry("reboot_end_time", "2020-01-01 23:59:00.0"));
+
+        GameSetting gameSetting = new GameSetting(
+                false,
+                10,
+                start.getPropertyValue(),
+                end.getPropertyValue(),
+                10000,
+                0,
+                "",
+                "",
+                "",
+                "",
+                0);
+
+        GetGameSettingResp resp = new GetGameSettingResp(
+                true,
+                gameSetting
+        );
+
+        String json = mapper.write(resp);
+
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameTournamentInfoHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameTournamentInfoHandler.java
new file mode 100644
index 00000000..47af6a66
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetGameTournamentInfoHandler.java
@@ -0,0 +1,45 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.StringMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetGameTournamentInfoHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetGameTournamentInfoHandler.class);
+
+    //private final GameEventRepository gameEventRepository;
+
+    private final StringMapper mapper;
+
+    public GetGameTournamentInfoHandler(StringMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+
+        List<Object> gameTournamentInfoList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("length", 0);
+        resultMap.put("gameTournamentInfoList", gameTournamentInfoList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetTransferFriendHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetTransferFriendHandler.java
new file mode 100644
index 00000000..86270fa5
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetTransferFriendHandler.java
@@ -0,0 +1,43 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.StringMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetTransferFriendHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetTransferFriendHandler.class);
+
+    private final StringMapper mapper;
+
+    public GetTransferFriendHandler(StringMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        int userId = (int) request.get("userId");
+
+        List<Object> transferFriendList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("transferFriendList", transferFriendList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserActivityHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserActivityHandler.java
new file mode 100644
index 00000000..d6ad149f
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserActivityHandler.java
@@ -0,0 +1,55 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserActRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserActivity;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserAct;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserActivityHandler")
+public class GetUserActivityHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserActivityHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserActRepository userActRepository;
+
+    public GetUserActivityHandler(BasicMapper mapper, UserActRepository userActRepository) {
+        this.mapper = mapper;
+        this.userActRepository = userActRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        // kind 1 = playList, kind 2 = musicList
+        // maimaiDX require these two
+        List<UserAct> userPlayList = userActRepository.findByUser_Card_ExtIdAndKind(userId, 1);
+        List<UserAct> userMusicList = userActRepository.findByUser_Card_ExtIdAndKind(userId, 2);
+
+        UserActivity userActivity = new UserActivity();
+        userActivity.setMusicList(userMusicList);
+        userActivity.setPlayList(userPlayList);
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userActivity", userActivity);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCardHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCardHandler.java
new file mode 100644
index 00000000..f0b1d8c4
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCardHandler.java
@@ -0,0 +1,44 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserCardHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserDataHandler.class);
+
+    private final BasicMapper mapper;
+
+    public GetUserCardHandler(BasicMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        List<Object> userCardList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("nextIndex", 0);
+        resultMap.put("userCardList", userCardList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCharacterHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCharacterHandler.java
new file mode 100644
index 00000000..5e9ec8e2
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserCharacterHandler.java
@@ -0,0 +1,47 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserCharacterRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserCharacter;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserCharacterHandler")
+public class GetUserCharacterHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserCharacterHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserCharacterRepository userCharacterRepository;
+
+    public GetUserCharacterHandler(BasicMapper mapper, UserCharacterRepository userCharacterRepository) {
+        this.mapper = mapper;
+        this.userCharacterRepository = userCharacterRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        List<UserCharacter> userCharacterList = userCharacterRepository.findByUser_Card_ExtId(userId);
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userCharacterList", userCharacterList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserDataHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserDataHandler.java
new file mode 100644
index 00000000..eaba78b7
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserDataHandler.java
@@ -0,0 +1,46 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserDataRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserDataHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserDataHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserDataRepository userDataRepository;
+
+    public GetUserDataHandler(BasicMapper mapper, UserDataRepository userDataRepository) {
+        this.mapper = mapper;
+        this.userDataRepository = userDataRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        UserDetail userData = userDataRepository.findByCard_ExtId(userId).orElseThrow();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userData", userData);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserExtendHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserExtendHandler.java
new file mode 100644
index 00000000..1b25cf7b
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserExtendHandler.java
@@ -0,0 +1,46 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserExtendRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserExtend;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserExtendHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserExtendHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserExtendRepository userExtendRepository;
+
+    public GetUserExtendHandler(BasicMapper mapper, UserExtendRepository userExtendRepository) {
+        this.mapper = mapper;
+        this.userExtendRepository = userExtendRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        UserExtend userExtend = userExtendRepository.findByUser_Card_ExtId(userId).orElseThrow();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userExtend", userExtend);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserFavoriteHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserFavoriteHandler.java
new file mode 100644
index 00000000..a493acfc
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserFavoriteHandler.java
@@ -0,0 +1,48 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserFavoriteRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserFavorite;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserFavoriteHandler")
+public class GetUserFavoriteHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserFavoriteHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserFavoriteRepository userFavoriteRepository;
+
+    public GetUserFavoriteHandler(BasicMapper mapper, UserFavoriteRepository userFavoriteRepository) {
+        this.mapper = mapper;
+        this.userFavoriteRepository = userFavoriteRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+        int itemKind = ((Number) request.get("itemKind")).intValue();
+
+        List<UserFavorite> userFavoriteList = userFavoriteRepository.findByUserIdAndItemKind(userId, itemKind);
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userFavoriteData", userFavoriteList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserGhostHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserGhostHandler.java
new file mode 100644
index 00000000..8018602b
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserGhostHandler.java
@@ -0,0 +1,43 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserGhostHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserDataHandler.class);
+
+    private final BasicMapper mapper;
+
+    public GetUserGhostHandler(BasicMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        List<Object> userGhostList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userGhostList", userGhostList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserItemHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserItemHandler.java
new file mode 100644
index 00000000..731fe271
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserItemHandler.java
@@ -0,0 +1,59 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserItemRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserItem;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserItemHandler")
+public class GetUserItemHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserItemHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserItemRepository userItemRepository;
+
+    public GetUserItemHandler(BasicMapper mapper, UserItemRepository userItemRepository) {
+        this.mapper = mapper;
+        this.userItemRepository = userItemRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+        long nextIndexVal = ((Number) request.get("nextIndex")).longValue();
+        int maxCount = ((Number) request.get("maxCount")).intValue();
+
+        long mul = 10000000000L;
+
+        int kind = (int) (nextIndexVal / mul);
+        int nextIndex = (int) (nextIndexVal % mul);
+        int pageNum = nextIndex / maxCount;
+
+        Page<UserItem> dbPage = userItemRepository.findByUser_Card_ExtIdAndItemKind(userId, kind, PageRequest.of(pageNum, maxCount));
+
+        long currentIndex = kind * mul + maxCount * pageNum + dbPage.getNumberOfElements();
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("nextIndex", dbPage.getNumberOfElements() < maxCount ? 0 : currentIndex);
+        resultMap.put("itemKind", kind);
+        resultMap.put("userItemList", dbPage.getContent());
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserLoginBonusHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserLoginBonusHandler.java
new file mode 100644
index 00000000..b945c500
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserLoginBonusHandler.java
@@ -0,0 +1,55 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserLoginBonusRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserLoginBonus;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserLoginBonusHandler")
+public class GetUserLoginBonusHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserLoginBonusHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserLoginBonusRepository userLoginBonusRepository;
+
+    public GetUserLoginBonusHandler(BasicMapper mapper, UserLoginBonusRepository userLoginBonusRepository) {
+        this.mapper = mapper;
+        this.userLoginBonusRepository = userLoginBonusRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+        int nextIndexVal = ((Number) request.get("nextIndex")).intValue();
+        int maxCount = ((Number) request.get("maxCount")).intValue();
+
+        int pageNum = nextIndexVal / maxCount;
+
+        Page<UserLoginBonus> dbPage = userLoginBonusRepository.findByUser_Card_ExtId(userId, PageRequest.of(pageNum, maxCount));
+
+        long currentIndex = maxCount * pageNum + dbPage.getNumberOfElements();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("nextIndex", dbPage.getNumberOfElements() < maxCount ? 0 : currentIndex);
+        resultMap.put("userLoginBonusList", dbPage.getContent());
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMapHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMapHandler.java
new file mode 100644
index 00000000..6385aa50
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMapHandler.java
@@ -0,0 +1,55 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserMapRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserMap;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserMapHandler")
+public class GetUserMapHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserMapHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserMapRepository userMapRepository;
+
+    public GetUserMapHandler(BasicMapper mapper, UserMapRepository userMapRepository) {
+        this.mapper = mapper;
+        this.userMapRepository = userMapRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+        int nextIndexVal = ((Number) request.get("nextIndex")).intValue();
+        int maxCount = ((Number) request.get("maxCount")).intValue();
+
+        int pageNum = nextIndexVal / maxCount;
+
+        Page<UserMap> dbPage = userMapRepository.findByUser_Card_ExtId(userId, PageRequest.of(pageNum, maxCount));
+
+        long currentIndex = maxCount * pageNum + dbPage.getNumberOfElements();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("nextIndex", dbPage.getNumberOfElements() < maxCount ? 0 : currentIndex);
+        resultMap.put("userMapList", dbPage.getContent());
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMusicHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMusicHandler.java
new file mode 100644
index 00000000..c6b95a2b
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserMusicHandler.java
@@ -0,0 +1,65 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserMusicDetailRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserMusic;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserMusicDetail;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserMusicHandler")
+public class GetUserMusicHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserMusicHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserMusicDetailRepository userMusicDetailRepository;
+
+    public GetUserMusicHandler(BasicMapper mapper, UserMusicDetailRepository userMusicDetailRepository) {
+        this.mapper = mapper;
+        this.userMusicDetailRepository = userMusicDetailRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+        int nextIndexVal = ((Number) request.get("nextIndex")).intValue();
+        int maxCount = ((Number) request.get("maxCount")).intValue();
+
+        int pageNum = nextIndexVal / maxCount;
+
+        Page<UserMusicDetail> dbPage = userMusicDetailRepository.findByUser_Card_ExtId(userId, PageRequest.of(pageNum, maxCount));
+
+        long currentIndex = maxCount * pageNum + dbPage.getNumberOfElements();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("nextIndex", dbPage.getNumberOfElements() < maxCount ? 0 : currentIndex);
+
+        UserMusic userMusic = new UserMusic();
+        userMusic.setUserMusicDetailList(dbPage.getContent());
+
+        List<UserMusic> userMusicList = new ArrayList<>();
+        userMusicList.add(userMusic);
+        
+        resultMap.put("userMusicList", userMusicList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserOptionHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserOptionHandler.java
new file mode 100644
index 00000000..83d8dd4d
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserOptionHandler.java
@@ -0,0 +1,46 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserOptionRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserOption;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserOptionHandler")
+public class GetUserOptionHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserOptionHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserOptionRepository userOptionRepository;
+
+    public GetUserOptionHandler(BasicMapper mapper, UserOptionRepository userOptionRepository) {
+        this.mapper = mapper;
+        this.userOptionRepository = userOptionRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        UserOption userOption = userOptionRepository.findByUser_Card_ExtId(userId).orElseThrow();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userOption", userOption);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserPreviewHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserPreviewHandler.java
new file mode 100644
index 00000000..ccfcf7c8
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserPreviewHandler.java
@@ -0,0 +1,81 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserDataRepository;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserOptionRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.GetUserPreviewResp;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserOption;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2GetUserPreviewHandler")
+public class GetUserPreviewHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserPreviewHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserDataRepository userDataRepository;
+    private final UserOptionRepository userOptionRepository;
+
+    public GetUserPreviewHandler(BasicMapper mapper, UserDataRepository userDataRepository, UserOptionRepository userOptionRepository) {
+        this.mapper = mapper;
+        this.userDataRepository = userDataRepository;
+        this.userOptionRepository = userOptionRepository;
+    }
+
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        Optional<UserDetail> userDataOptional = userDataRepository.findByCard_ExtId(userId);
+
+        GetUserPreviewResp resp = new GetUserPreviewResp();
+        resp.setUserId(userId);
+        String json;
+        if (userDataOptional.isPresent() && userDataOptional.get().getUserName() != null) {
+            UserDetail user = userDataOptional.get();
+            Optional<UserOption> userOptionOptional = userOptionRepository.findByUser_Card_ExtId(userId);
+            resp.setUserName(user.getUserName());
+            resp.setLogin(false);
+            resp.setLastGameId(user.getLastGameId());
+            resp.setLastDataVersion(user.getLastDataVersion());
+            resp.setLastRomVersion(user.getLastRomVersion());
+            resp.setLastLoginDate(user.getLastPlayDate());
+            resp.setLastPlayDate(user.getLastPlayDate());
+            resp.setPlayerRating(user.getPlayerRating());
+            resp.setNameplateId(user.getPlateId());
+            resp.setIconId(user.getIconId());
+            resp.setTrophyId(0);
+            resp.setPartnerId(user.getPartnerId());
+            resp.setFrameId(user.getFrameId());
+            resp.setDispRate(user.getPlayerRating());
+            resp.setTotalAwake(user.getTotalAwake());
+            resp.setIsNetMember(user.getIsNetMember());
+            resp.setDailyBonusDate(user.getDailyBonusDate());
+            if (userOptionOptional.isPresent()) {
+                UserOption option = userOptionOptional.get();
+                resp.setHeadPhoneVolume(option.getHeadPhoneVolume());
+            }
+            resp.setInherit(false);
+
+            json = mapper.write(resp);
+        } else {
+            json = "{}";
+        }
+
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRatingHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRatingHandler.java
new file mode 100644
index 00000000..e17c45f8
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRatingHandler.java
@@ -0,0 +1,89 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserDataRepository;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserRateRepository;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.UserUdemaeRepository;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserRating;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserDetail;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserRate;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserUdemae;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserRatingHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserRatingHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final UserRateRepository userRateRepository;
+    private final UserUdemaeRepository userUdemaeRepository;
+    private final UserDataRepository userDataRepository;
+
+    public GetUserRatingHandler(BasicMapper mapper, UserRateRepository userRateRepository, UserUdemaeRepository userUdemaeRepository,
+    UserDataRepository userDataRepository) {
+        this.mapper = mapper;
+        this.userRateRepository = userRateRepository;
+        this.userUdemaeRepository = userUdemaeRepository;
+        this.userDataRepository = userDataRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        List<UserRate> userRate = userRateRepository.findByUser_Card_ExtId(userId);
+        List<UserRate> emptyRating = new ArrayList<>();
+
+        UserRating userRating = new UserRating();
+
+        Optional<UserDetail> userDataOptional = userDataRepository.findByCard_ExtId(userId);
+        if (userDataOptional.isPresent() && userDataOptional.get().getUserName() != null) {
+            UserDetail user = userDataOptional.get();
+            userRating.setRating(user.getPlayerRating());
+        }
+
+        // TODO: Fix these, rating is incorrect
+
+        // Old charts (standard) = 25
+        userRating.setRatingList(userRate);
+
+        // New charts (DX) = 15
+        userRating.setNewRatingList(emptyRating);
+
+        // ??
+        userRating.setNextRatingList(emptyRating);
+        userRating.setNextNewRatingList(emptyRating);
+
+        Optional<UserUdemae> optionalUserUdemae = userUdemaeRepository.findByUser_Card_ExtId(userId);
+        if (optionalUserUdemae.isPresent()) {
+            UserUdemae userUdemae = optionalUserUdemae.get();
+            userRating.setUdemae(userUdemae);
+        } else {
+            userRating.setUdemae(new UserUdemae());
+        }
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("userRating", userRating);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRegionHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRegionHandler.java
new file mode 100644
index 00000000..973217b4
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/GetUserRegionHandler.java
@@ -0,0 +1,44 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class GetUserRegionHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(GetUserDataHandler.class);
+
+    private final BasicMapper mapper;
+
+    public GetUserRegionHandler(BasicMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        long userId = ((Number) request.get("userId")).longValue();
+
+        List<Object> userRegionList = new ArrayList<>();
+
+        Map<String, Object> resultMap = new LinkedHashMap<>();
+        resultMap.put("userId", userId);
+        resultMap.put("length", 0);
+        resultMap.put("userRegionList", userRegionList);
+
+        String json = mapper.write(resultMap);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UpsertUserAllHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UpsertUserAllHandler.java
new file mode 100644
index 00000000..5300bcaf
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UpsertUserAllHandler.java
@@ -0,0 +1,297 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.general.model.Card;
+import icu.samnyan.aqua.sega.general.service.CardService;
+import icu.samnyan.aqua.sega.maimai2.dao.userdata.*;
+import icu.samnyan.aqua.sega.maimai.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.request.UpsertUserAll;
+import icu.samnyan.aqua.sega.maimai2.model.request.data.UserAll;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserActivity;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserRating;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.*;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component("Maimai2UpsertUserAllHandler")
+public class UpsertUserAllHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(UpsertUserAllHandler.class);
+
+    private final BasicMapper mapper;
+
+    private final CardService cardService;
+
+    private final UserDataRepository userDataRepository;
+    private final UserExtendRepository userExtendRepository;
+    private final UserOptionRepository userOptionRepository;
+    private final UserItemRepository userItemRepository;
+    private final UserMusicDetailRepository userMusicDetailRepository;
+    private final UserActRepository userActRepository;
+    private final UserCharacterRepository userCharacterRepository;
+    private final UserMapRepository userMapRepository;
+    private final UserLoginBonusRepository userLoginBonusRepository;
+    private final UserFavoriteRepository userFavoriteRepository;
+    private final UserRateRepository userRateRepository;
+    private final UserUdemaeRepository userUdemaeRepository;
+
+    public UpsertUserAllHandler(BasicMapper mapper, CardService cardService, UserDataRepository userDataRepository, UserExtendRepository userExtendRepository, UserOptionRepository userOptionRepository, UserItemRepository userItemRepository, UserMusicDetailRepository userMusicDetailRepository, UserActRepository userActRepository, UserCharacterRepository userCharacterRepository, UserMapRepository userMapRepository, UserLoginBonusRepository userLoginBonusRepository, UserFavoriteRepository userFavoriteRepository, UserRateRepository userRateRepository, UserUdemaeRepository userUdemaeRepository) {
+        this.mapper = mapper;
+        this.cardService = cardService;
+        this.userDataRepository = userDataRepository;
+        this.userExtendRepository = userExtendRepository;
+        this.userOptionRepository = userOptionRepository;
+        this.userItemRepository = userItemRepository;
+        this.userMusicDetailRepository = userMusicDetailRepository;
+        this.userActRepository = userActRepository;
+        this.userCharacterRepository = userCharacterRepository;
+        this.userMapRepository = userMapRepository;
+        this.userLoginBonusRepository = userLoginBonusRepository;
+        this.userFavoriteRepository = userFavoriteRepository;
+        this.userRateRepository = userRateRepository;
+        this.userUdemaeRepository = userUdemaeRepository;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+
+        UpsertUserAll upsertUserAll = mapper.convert(request, UpsertUserAll.class);
+        long userId = upsertUserAll.getUserId();
+        UserAll userAll = upsertUserAll.getUpsertUserAll();
+
+        // UserData
+        UserDetail userData;
+        UserDetail newUserData;
+        if (userAll.getUserData() == null) {
+            return null;
+        } else {
+            newUserData = userAll.getUserData().get(0);
+            Optional<UserDetail> userOptional = userDataRepository.findByCard_ExtId(userId);
+
+            if (userOptional.isPresent()) {
+                userData = userOptional.get();
+            } else {
+                userData = new UserDetail();
+                Card card = cardService.getCardByExtId(userId).orElseThrow();
+                userData.setCard(card);
+            }
+
+            newUserData.setId(userData.getId());
+            newUserData.setCard(userData.getCard());
+            // Decode Username
+            String userName = new String(newUserData.getUserName());
+
+            newUserData.setUserName(userName);
+            userDataRepository.saveAndFlush(newUserData);
+        }
+
+        // UserExtend
+        if (userAll.getUserExtend() != null) {
+            UserExtend newUserExtend = userAll.getUserExtend().get(0);
+
+            Optional<UserExtend> userExtendOptional = userExtendRepository.findByUser(newUserData);
+            UserExtend userExtend = userExtendOptional.orElseGet(() -> new UserExtend(newUserData));
+
+            newUserExtend.setId(userExtend.getId());
+            newUserExtend.setUser(userExtend.getUser());
+
+            userExtendRepository.save(newUserExtend);
+        }
+
+        // UserOption
+        if (userAll.getUserOption() != null) {
+            UserOption newUserOption = userAll.getUserOption().get(0);
+
+            Optional<UserOption> userOptionOptional = userOptionRepository.findByUser(newUserData);
+            UserOption userOption = userOptionOptional.orElseGet(() -> new UserOption(newUserData));
+
+            newUserOption.setId(userOption.getId());
+            newUserOption.setUser(userOption.getUser());
+
+            userOptionRepository.save(newUserOption);
+        }
+
+        // UserCharacterList
+        if (userAll.getUserCharacterList() != null) {
+            List<UserCharacter> userCharacterList = userAll.getUserCharacterList();
+            List<UserCharacter> newUserCharacterList = new ArrayList<>();
+            for (UserCharacter newUserCharacter : userCharacterList) {
+                int id = newUserCharacter.getCharacterId();
+
+                Optional<UserCharacter> characterOptional = userCharacterRepository.findByUserAndCharacterId(newUserData, id);
+                UserCharacter userCharacter = characterOptional.orElseGet(() -> new UserCharacter(newUserData));
+
+                newUserCharacter.setId(userCharacter.getId());
+                newUserCharacter.setUser(newUserData);
+                newUserCharacterList.add(newUserCharacter);
+            }
+            userCharacterRepository.saveAll(newUserCharacterList);
+        }
+
+        // UserGhost : worthless
+
+        // UserMapList
+        if (userAll.getUserMapList() != null) {
+            List<UserMap> userMapList = userAll.getUserMapList();
+            List<UserMap> newUserMapList = new ArrayList<>();
+            for (UserMap newUserMap : userMapList) {
+                int mapId = newUserMap.getMapId();
+
+                Optional<UserMap> mapOptional = userMapRepository.findByUserAndMapId(newUserData, mapId);
+                UserMap userMap = mapOptional.orElseGet(() -> new UserMap(newUserData));
+
+                newUserMap.setId(userMap.getId());
+                newUserMap.setUser(newUserData);
+                newUserMapList.add(newUserMap);
+            }
+            userMapRepository.saveAll(newUserMapList);
+        }
+
+        // UserLoginBonusList
+        if (userAll.getUserLoginBonusList() != null) {
+            List<UserLoginBonus> userLoginBonusList = userAll.getUserLoginBonusList();
+            List<UserLoginBonus> newUserLoginBonusList = new ArrayList<>();
+            for (UserLoginBonus newUserLoginBonus : userLoginBonusList) {
+                int bonusId = newUserLoginBonus.getBonusId();
+
+                Optional<UserLoginBonus> loginBonusOptional = userLoginBonusRepository.findByUserAndBonusId(newUserData, bonusId);
+                UserLoginBonus userLoginBonus = loginBonusOptional.orElseGet(() -> new UserLoginBonus(newUserData));
+
+                newUserLoginBonus.setId(userLoginBonus.getId());
+                newUserLoginBonus.setUser(newUserData);
+                newUserLoginBonusList.add(newUserLoginBonus);
+            }
+            userLoginBonusRepository.saveAll(newUserLoginBonusList);
+        }
+
+        // UserRatingList
+        if (userAll.getUserRatingList() != null) {
+            UserRating userRating = userAll.getUserRatingList().get(0);
+
+            //Udemae
+            UserUdemae newUserUdemae = userRating.getUdemae();
+
+            Optional<UserUdemae> udemaeOptional = userUdemaeRepository.findByUser(newUserData);
+            UserUdemae userUdemae = udemaeOptional.orElseGet(() -> new UserUdemae(newUserData));
+
+            newUserUdemae.setId(userUdemae.getId());
+            newUserUdemae.setUser(newUserData);
+
+            userUdemaeRepository.saveAndFlush(newUserUdemae);
+
+            List<UserRate> userRateList = userRating.getRatingList();
+            List<UserRate> newUserRateList = new ArrayList<>();
+
+            // UserRate
+            for (UserRate newUserRate : userRateList) {
+                int musicId = newUserRate.getMusicId();
+
+                Optional<UserRate> rateOptional = userRateRepository.findByUserAndMusicId(newUserData, musicId);
+                UserRate userRate = rateOptional.orElseGet(() -> new UserRate(newUserData));
+
+                newUserRate.setId(userRate.getId());
+                newUserRate.setUser(newUserData);
+                newUserRateList.add(newUserRate);
+
+            }
+            userRateRepository.saveAll(newUserRateList);
+        }
+
+        // UserItemList
+        if (userAll.getUserItemList() != null) {
+            List<UserItem> userItemList = userAll.getUserItemList();
+            List<UserItem> newUserItemList = new ArrayList<>();
+
+            for (UserItem newUserItem : userItemList) {
+                int itemId = newUserItem.getItemId();
+                int itemKind = newUserItem.getItemKind();
+
+                Optional<UserItem> itemOptional = userItemRepository.findByUserAndItemKindAndItemId(newUserData, itemKind, itemId);
+                UserItem userItem = itemOptional.orElseGet(() -> new UserItem(newUserData));
+
+                newUserItem.setId(userItem.getId());
+                newUserItem.setUser(newUserData);
+                newUserItemList.add(newUserItem);
+
+            }
+            userItemRepository.saveAll(newUserItemList);
+        }
+
+        // UserMusicDetailList
+        if (userAll.getUserMusicDetailList() != null) {
+            List<UserMusicDetail> userMusicDetailList = userAll.getUserMusicDetailList();
+            List<UserMusicDetail> newUserMusicDetailList = new ArrayList<>();
+
+            for (UserMusicDetail newUserMusicDetail : userMusicDetailList) {
+                int musicId = newUserMusicDetail.getMusicId();
+                int level = newUserMusicDetail.getLevel();
+
+                Optional<UserMusicDetail> musicDetailOptional = userMusicDetailRepository.findByUserAndMusicIdAndLevel(newUserData, musicId, level);
+                UserMusicDetail userMusicDetail = musicDetailOptional.orElseGet(() -> new UserMusicDetail(newUserData));
+
+                newUserMusicDetail.setId(userMusicDetail.getId());
+                newUserMusicDetail.setUser(newUserData);
+                newUserMusicDetailList.add(newUserMusicDetail);
+            }
+            userMusicDetailRepository.saveAll(newUserMusicDetailList);
+        }
+
+        // UserFavoriteList
+        if (userAll.getUserFavoriteList() != null) {
+            List<UserFavorite> userFavoriteList = userAll.getUserFavoriteList();
+            List<UserFavorite> newUserFavoriteList = new ArrayList<>();
+            for (UserFavorite newUserFavorite : userFavoriteList) {
+                int itemKind = newUserFavorite.getItemKind();
+
+                Optional<UserFavorite> favoriteOptional = userFavoriteRepository.findByUserAndItemKind(newUserData, itemKind);
+                UserFavorite userFavorite = favoriteOptional.orElseGet(() -> new UserFavorite());
+
+                newUserFavorite.setId(userFavorite.getId());
+                newUserFavorite.setUser(newUserData);
+                newUserFavoriteList.add(newUserFavorite);
+            }
+            userFavoriteRepository.saveAll(newUserFavoriteList);
+        }
+
+        // UserActivityList
+        if (userAll.getUserActivityList() != null) {
+            UserActivity userActivity = userAll.getUserActivityList().get(0);
+            List<UserAct> newUserActList = new ArrayList<>();
+
+            List<List<UserAct>> activityList = new ArrayList<>();
+            activityList.add(userActivity.getMusicList());
+            activityList.add(userActivity.getPlayList());
+
+            for (List<UserAct> actList : activityList) {
+                for (UserAct newUserAct : actList) {
+                    int kind = newUserAct.getKind();
+                    int id = newUserAct.getActivityId();
+    
+                    if (kind != 0 && id != 0) {
+                        Optional<UserAct> activityOptional = userActRepository.findByUserAndKindAndActivityId(newUserData, kind, id);
+                        UserAct userAct = activityOptional.orElseGet(() -> new UserAct(newUserData));
+    
+                        newUserAct.setId(userAct.getId());
+                        newUserAct.setUser(newUserData);
+                        newUserActList.add(newUserAct);
+                    }
+                }
+            }
+            newUserActList.sort((a, b) -> Long.compare(b.getSortNumber(), a.getSortNumber()));
+            userActRepository.saveAll(newUserActList);
+        }
+
+        return "{\"returnCode\":1,\"apiName\":\"com.sega.maimai2servlet.api.UpsertUserAllApi\"}";
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLoginHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLoginHandler.java
new file mode 100644
index 00000000..494721aa
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLoginHandler.java
@@ -0,0 +1,37 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.maimai2.model.response.UserLoginResp;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class UserLoginHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(UserLoginHandler.class);
+
+    private final BasicMapper mapper;
+
+    public UserLoginHandler(BasicMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+        //String userId = Integer.toString((int)request.get("userId"));
+
+        UserLoginResp resp = new UserLoginResp();
+
+        String json = mapper.write(resp);
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLogoutHandler.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLogoutHandler.java
new file mode 100644
index 00000000..db84d49d
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/handler/impl/UserLogoutHandler.java
@@ -0,0 +1,34 @@
+package icu.samnyan.aqua.sega.maimai2.handler.impl;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import icu.samnyan.aqua.sega.chunithm.model.response.CodeResp;
+import icu.samnyan.aqua.sega.maimai2.handler.BaseHandler;
+import icu.samnyan.aqua.sega.util.jackson.BasicMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Component
+public class UserLogoutHandler implements BaseHandler {
+
+    private static final Logger logger = LoggerFactory.getLogger(UserLogoutHandler.class);
+
+    private final BasicMapper mapper;
+
+    public UserLogoutHandler(BasicMapper mapper) {
+        this.mapper = mapper;
+    }
+
+    @Override
+    public String handle(Map<String, Object> request) throws JsonProcessingException {
+
+        String json = mapper.write(new CodeResp(1));
+        logger.info("Response: " + json);
+        return json;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/UpsertUserAll.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/UpsertUserAll.java
new file mode 100644
index 00000000..b0d2bf6c
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/UpsertUserAll.java
@@ -0,0 +1,25 @@
+package icu.samnyan.aqua.sega.maimai2.model.request;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import icu.samnyan.aqua.sega.maimai2.model.request.data.UserAll;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UpsertUserAll implements Serializable {
+		public long userId;
+		public long playlogId;
+        @JsonProperty("isEventMode")
+		public boolean isEventMode;
+        @JsonProperty("isFreePlay")
+		public boolean isFreePlay;
+		public UserAll upsertUserAll;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/data/UserAll.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/data/UserAll.java
new file mode 100644
index 00000000..cc60cc18
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/request/data/UserAll.java
@@ -0,0 +1,38 @@
+package icu.samnyan.aqua.sega.maimai2.model.request.data;
+
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserActivity;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.UserRating;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.*;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserAll implements Serializable {
+		public List<UserDetail> userData;
+		public List<UserExtend> userExtend;
+		public List<UserOption> userOption;
+		public List<UserCharacter> userCharacterList;
+		public List<UserGhost> userGhost;
+		public List<UserMap> userMapList;
+		public List<UserLoginBonus> userLoginBonusList;
+		public List<UserRating> userRatingList;
+		public List<UserItem> userItemList;
+		public List<UserMusicDetail> userMusicDetailList;
+		public List<UserFavorite> userFavoriteList;
+		public List<UserActivity> userActivityList;
+		public String isNewCharacterList;
+		public String isNewMapList;
+		public String isNewLoginBonusList;
+		public String isNewItemList;
+		public String isNewMusicDetailList;
+		public String isNewFavoriteList;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetGameSettingResp.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetGameSettingResp.java
new file mode 100644
index 00000000..f4b88bae
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetGameSettingResp.java
@@ -0,0 +1,20 @@
+package icu.samnyan.aqua.sega.maimai2.model.response;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import icu.samnyan.aqua.sega.maimai2.model.response.data.GameSetting;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class GetGameSettingResp {
+
+    @JsonProperty("isAouAccession")
+    private boolean isAouAccession;
+    private GameSetting gameSetting;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetUserPreviewResp.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetUserPreviewResp.java
new file mode 100644
index 00000000..8922b63d
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/GetUserPreviewResp.java
@@ -0,0 +1,39 @@
+package icu.samnyan.aqua.sega.maimai2.model.response;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class GetUserPreviewResp {
+
+    private long userId;
+    private String userName;
+    @JsonProperty("isLogin")
+    private boolean isLogin;
+    private String lastGameId;
+    private String lastDataVersion;
+    private String lastRomVersion;
+    private String lastLoginDate;
+    private String lastPlayDate;
+    private int playerRating;
+    private int nameplateId;
+    private int iconId;
+    private int trophyId;
+    private int partnerId;
+    private int frameId;
+    private int dispRate;
+    private int totalAwake;
+    private int isNetMember;
+    private String dailyBonusDate;
+    private int headPhoneVolume;
+    @JsonProperty("isInherit")
+    private boolean isInherit;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/UserLoginResp.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/UserLoginResp.java
new file mode 100644
index 00000000..d3518adc
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/UserLoginResp.java
@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.maimai2.model.response;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserLoginResp {
+    public int returnCode = 1;
+    public String lastLoginDate = "2020-01-01 00:00:00.0";
+    public int loginCount = 1;
+    public int consecutiveLoginCount = 0;
+    public int loginId = 1; // What is this?
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/GameSetting.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/GameSetting.java
new file mode 100644
index 00000000..8a851a4c
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/GameSetting.java
@@ -0,0 +1,27 @@
+package icu.samnyan.aqua.sega.maimai2.model.response.data;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class GameSetting {
+    @JsonProperty("isMaintenance")
+    private boolean isMaintenance;
+    private int requestInterval;
+    private String rebootStartTime;
+    private String rebootEndTime;
+    private int movieUploadLimit;
+    private int movieStatus;
+    private String movieServerUri;
+    private String deliverServerUri;
+    private String oldServerUri;
+    private String usbDlServerUri;
+    private int rebootInterval;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserActivity.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserActivity.java
new file mode 100644
index 00000000..08a85dfa
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserActivity.java
@@ -0,0 +1,19 @@
+package icu.samnyan.aqua.sega.maimai2.model.response.data;
+
+import java.util.List;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserAct;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserActivity {
+    private List<UserAct> playList;
+    private List<UserAct> musicList;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserMusic.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserMusic.java
new file mode 100644
index 00000000..a2a0030f
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserMusic.java
@@ -0,0 +1,18 @@
+package icu.samnyan.aqua.sega.maimai2.model.response.data;
+
+import java.util.List;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserMusicDetail;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserMusic {
+    private List<UserMusicDetail> userMusicDetailList;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserRating.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserRating.java
new file mode 100644
index 00000000..67edec68
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/response/data/UserRating.java
@@ -0,0 +1,24 @@
+package icu.samnyan.aqua.sega.maimai2.model.response.data;
+
+import java.util.List;
+
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserRate;
+import icu.samnyan.aqua.sega.maimai2.model.userdata.UserUdemae;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserRating {
+	private int rating;
+	private List<UserRate> ratingList;
+	private List<UserRate> newRatingList;
+	private List<UserRate> nextRatingList;
+	private List<UserRate> nextNewRatingList;
+	private UserUdemae udemae;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/MapEncountNpc.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/MapEncountNpc.java
new file mode 100644
index 00000000..942b37a0
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/MapEncountNpc.java
@@ -0,0 +1,40 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2MapEncountNpc")
+@Table(name = "maimai2_user_npc_encount")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class MapEncountNpc implements Serializable{
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    private int npcId;
+    private int musicId;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "extend_id")
+    private UserExtend userExtend;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserAct.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserAct.java
new file mode 100644
index 00000000..623afb73
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserAct.java
@@ -0,0 +1,50 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserActivity")
+@Table(name = "maimai2_user_activity")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@JsonPropertyOrder({"kind", "id", "sortNumber", "param1", "param2", "param3", "param4"})
+public class UserAct implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int kind;
+    
+    @JsonProperty("id")
+    private int activityId;
+    
+    private long sortNumber;
+    private int param1;
+    private int param2;
+    private int param3;
+    private int param4;
+
+    public UserAct(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserCharacter.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserCharacter.java
new file mode 100644
index 00000000..64e397d3
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserCharacter.java
@@ -0,0 +1,41 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+import java.io.Serializable;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserCharacter")
+@Table(name = "maimai2_user_character")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserCharacter implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int characterId;
+    private int level;
+    private int awakening;
+    private int useCount;
+
+    public UserCharacter(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserDetail.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserDetail.java
new file mode 100644
index 00000000..a5630a77
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserDetail.java
@@ -0,0 +1,107 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+import java.util.List;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+
+import icu.samnyan.aqua.sega.util.jackson.AccessCodeSerializer;
+import icu.samnyan.aqua.sega.general.model.Card;
+import icu.samnyan.aqua.sega.maimai2.util.IntegerListConverter;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserData")
+@Table(name = "maimai2_user_detail")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserDetail implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonSerialize(using = AccessCodeSerializer.class)
+    @JsonProperty(value = "accessCode", access = JsonProperty.Access.READ_ONLY)
+    @OneToOne
+    @JoinColumn(name = "aime_card_id")
+    private Card card;
+
+    private String userName;
+    private int isNetMember;
+    private int iconId;
+    private int plateId;
+    private int titleId;
+    private int partnerId;
+    private int frameId;
+    private int selectMapId;
+    private int totalAwake;
+    private int gradeRating;
+    private int musicRating;
+    private int playerRating;
+    private int highestRating;
+    private int gradeRank;
+
+    @Convert(converter = IntegerListConverter.class)
+    private List<Integer> charaSlot; // Entries: 5
+
+    @Convert(converter = IntegerListConverter.class)
+    private List<Integer> charaLockSlot; // Entries: 5
+
+    private long contentBit;
+    private int playCount;
+    private String eventWatchedDate;
+    private String lastGameId;
+    private String lastRomVersion;
+    private String lastDataVersion;
+    private String lastLoginDate;
+    private String lastPlayDate;
+    private int lastPlaceId;
+    private String lastPlaceName;
+    private int lastAllNetId;
+    private int lastRegionId;
+    private String lastRegionName;
+    private String lastClientId;
+    private String lastCountryCode;
+    private String firstGameId;
+    private String firstRomVersion;
+    private String firstDataVersion;
+    private String firstPlayDate;
+    private String compatibleCmVersion;
+    private String dailyBonusDate;
+    private int playVsCount;
+    private int playSyncCount;
+    private int winCount;
+    private int helpCount;
+    private int comboCount;
+    private long totalDeluxscore;
+    private long totalBasicDeluxscore;
+    private long totalAdvancedDeluxscore;
+    private long totalExpertDeluxscore;
+    private long totalMasterDeluxscore;
+    private long totalReMasterDeluxscore;
+    private int totalSync;
+    private int totalBasicSync;
+    private int totalAdvancedSync;
+    private int totalExpertSync;
+    private int totalMasterSync;
+    private int totalReMasterSync;
+    private long totalAchievement;
+    private long totalBasicAchievement;
+    private long totalAdvancedAchievement;
+    private long totalExpertAchievement;
+    private long totalMasterAchievement;
+    private long totalReMasterAchievement;
+    private long dateTime;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserExtend.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserExtend.java
new file mode 100644
index 00000000..9136a589
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserExtend.java
@@ -0,0 +1,65 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+import icu.samnyan.aqua.sega.maimai2.util.IntegerListConverter;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserExtend")
+@Table(name = "maimai2_user_extend")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@JsonPropertyOrder({"selectMusicId", "selectDifficultyId", "categoryIndex", "musicIndex",
+"extraFlag", "selectScoreType", "extendContentBit", "isPhotoAgree", "isGotoCodeRead",
+"selectResultDetails", "sortCategorySetting", "sortMusicSetting", "selectedCardList", "encountMapNpcList"})
+public class UserExtend implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int selectMusicId;
+    private int selectDifficultyId;
+    private int categoryIndex;
+    private int musicIndex;
+    private int extraFlag;
+    private int selectScoreType;
+    private long extendContentBit;
+    @JsonProperty("isPhotoAgree")
+    private boolean isPhotoAgree;
+    @JsonProperty("isGotoCodeRead")
+    private boolean isGotoCodeRead;
+    private boolean selectResultDetails;
+    private int sortCategorySetting; //enum SortTabID
+    private int sortMusicSetting; //enum SortMusicID
+    
+    @Convert(converter = IntegerListConverter.class)
+    private List<Integer> selectedCardList;
+    
+    @OneToMany(mappedBy = "userExtend")
+    private List<MapEncountNpc> encountMapNpcList = new ArrayList<>();
+
+    public UserExtend(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserFavorite.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserFavorite.java
new file mode 100644
index 00000000..7018c965
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserFavorite.java
@@ -0,0 +1,47 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import icu.samnyan.aqua.sega.maimai2.util.IntegerListConverter;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserFavorite")
+@Table(name = "maimai2_user_favorite")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserFavorite implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    @JsonProperty("id")
+    private long favUserId;
+    private int itemKind;
+
+    @Convert(converter = IntegerListConverter.class)
+    private List<Integer> itemIdList;
+
+    public UserFavorite(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserGhost.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserGhost.java
new file mode 100644
index 00000000..169aa98b
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserGhost.java
@@ -0,0 +1,32 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserGhost {
+	private String name;
+	private int iconId;
+	private int plateId;
+	private int titleId;
+	private int rate;
+	private int udemaeRate;
+	private String playDatetime;
+	private int shopId;
+	private int regionCode;
+	private int typeId;
+	private int musicId;
+	private int difficulty;
+	private int version;
+	private List<Byte> resultBitList;
+	private int resultNum;
+	private int achievement;
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserItem.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserItem.java
new file mode 100644
index 00000000..b2a06805
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserItem.java
@@ -0,0 +1,42 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+import javax.persistence.*;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserItem")
+@Table(name = "maimai2_user_item")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserItem implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int itemKind;
+    private int itemId;
+    private int stock;
+    private boolean isValid;
+
+    public UserItem(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserLoginBonus.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserLoginBonus.java
new file mode 100644
index 00000000..7766df57
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserLoginBonus.java
@@ -0,0 +1,46 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserLoginBonus")
+@Table(name = "maimai2_user_login_bonus")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@JsonPropertyOrder({"bonusId", "point", "isCurrent", "isComplete"})
+public class UserLoginBonus implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int bonusId;
+    private int point;
+    @JsonProperty("isCurrent")
+    private boolean isCurrent;
+    @JsonProperty("isComplete")
+    private boolean isComplete;
+
+    public UserLoginBonus(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMap.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMap.java
new file mode 100644
index 00000000..b5f90ede
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMap.java
@@ -0,0 +1,48 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserMap")
+@Table(name = "maimai2_user_map")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@JsonPropertyOrder({"mapId", "distance", "isLock", "isClear", "isComplete"})
+public class UserMap implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+    
+    private int mapId;
+    private int distance;
+    @JsonProperty("isLock")
+    private boolean isLock;
+    @JsonProperty("isClear")
+    private boolean isClear;
+    @JsonProperty("isComplete")
+    private boolean isComplete;
+
+    public UserMap(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMusicDetail.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMusicDetail.java
new file mode 100644
index 00000000..6aaf0865
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserMusicDetail.java
@@ -0,0 +1,45 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "MaiMai2UserMusicDetail")
+@Table(name = "maimai2_user_music_detail")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserMusicDetail implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int musicId;
+    private int level;
+    private int playCount;
+    private int achievement;
+    private int comboStatus;
+    private int syncStatus;
+    private int deluxscoreMax;
+    private int scoreRank;
+
+    public UserMusicDetail(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserOption.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserOption.java
new file mode 100644
index 00000000..9cf0c637
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserOption.java
@@ -0,0 +1,79 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserOption")
+@Table(name = "maimai2_user_option")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserOption implements Serializable {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int optionKind;
+    private int noteSpeed;
+    private int slideSpeed;
+    private int touchSpeed;
+    private int tapDesign;
+    private int holdDesign;
+    private int slideDesign;
+    private int starType;
+    private int outlineDesign;
+    private int noteSize;
+    private int slideSize;
+    private int touchSize;
+    private int starRotate;
+    private int dispCenter;
+    private int dispChain;
+    private int dispRate;
+    private int dispBar;
+    private int touchEffect;
+    private int submonitorAnimation;
+    private int submonitorAchive;
+    private int submonitorAppeal;
+    private int matching;
+    private int trackSkip;
+    private int brightness;
+    private int mirrorMode;
+    private int dispJudge;
+    private int dispJudgePos;
+    private int dispJudgeTouchPos;
+    private int adjustTiming;
+    private int ansVolume;
+    private int tapHoldVolume;
+    private int criticalSe;
+    private int breakSe;
+    private int breakVolume;
+    private int exSe;
+    private int exVolume;
+    private int slideSe;
+    private int slideVolume;
+    private int touchHoldVolume;
+    private int damageSeVolume;
+    private int headPhoneVolume;
+    private int sortTab;
+    private int sortMusic;
+
+    public UserOption(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserRate.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserRate.java
new file mode 100644
index 00000000..52df08b6
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserRate.java
@@ -0,0 +1,41 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserRate")
+@Table(name = "maimai2_user_rate")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserRate implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int musicId;
+    private int level;
+    private int romVersion;
+    private int achievement;
+
+    public UserRate(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserUdemae.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserUdemae.java
new file mode 100644
index 00000000..72e3bd88
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/userdata/UserUdemae.java
@@ -0,0 +1,51 @@
+package icu.samnyan.aqua.sega.maimai2.model.userdata;
+
+import java.io.Serializable;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.*;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * @author samnyan (privateamusement@protonmail.com)
+ */
+@Entity(name = "Maimai2UserUdemae")
+@Table(name = "maimai2_user_udemae")
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class UserUdemae implements Serializable {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @JsonIgnore
+    private long id;
+
+    @JsonIgnore
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private UserDetail user;
+
+    private int rate;
+    private int maxRate;
+    private int totalWinNum;
+    private int totalLoseNum;
+    private int maxWinNum;
+    private int maxLoseNum;
+    private int winNum;
+    private int loseNum;
+    private int npcTotalWinNum;
+    private int npcTotalLoseNum;
+    private int npcMaxWinNum;
+    private int npcMaxLoseNum;
+    private int npcWinNum;
+    private int npcLoseNum;
+
+    public UserUdemae(UserDetail user) {
+        this.user = user;
+    }
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/util/IntegerListConverter.java b/src/main/java/icu/samnyan/aqua/sega/maimai2/util/IntegerListConverter.java
new file mode 100644
index 00000000..555e9e74
--- /dev/null
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/util/IntegerListConverter.java
@@ -0,0 +1,47 @@
+package icu.samnyan.aqua.sega.maimai2.util;
+
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.persistence.AttributeConverter;
+import javax.persistence.Converter;
+
+import static java.util.Collections.*;
+
+import java.util.ArrayList;
+
+@Converter
+public class IntegerListConverter implements AttributeConverter<List<Integer>, String> {
+    private static final String SPLIT_CHAR = ";";
+    
+    @Override
+    public String convertToDatabaseColumn(List<Integer> integerList) {
+        if (integerList != null && !integerList.isEmpty()) {
+            StringBuilder str  = new StringBuilder();
+            Iterator<Integer> iter = integerList.iterator();
+            while(iter.hasNext()) {
+                str.append(iter.next());
+                if(iter.hasNext()){
+                str.append(SPLIT_CHAR);
+                }
+            }
+            return str.toString();
+        } else {
+            return "";
+        }
+    }
+
+    @Override
+    public List<Integer> convertToEntityAttribute(String string) {
+        if (string != null && !string.isEmpty()) {
+            List<Integer> iList = new ArrayList<Integer>();
+            for (String s : string.split(SPLIT_CHAR)) {
+                iList.add(Integer.parseInt(s));
+            }
+            return iList;
+        } else {
+            return emptyList();
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/db/migration/mysql/V31__add_maimai2_table.sql b/src/main/resources/db/migration/mysql/V31__add_maimai2_table.sql
new file mode 100644
index 00000000..885e3451
--- /dev/null
+++ b/src/main/resources/db/migration/mysql/V31__add_maimai2_table.sql
@@ -0,0 +1,279 @@
+CREATE TABLE maimai2_user_detail (
+    id BIGINT auto_increment PRIMARY KEY,
+    aime_card_id                BIGINT,
+    user_name                   VARCHAR (255),
+    is_net_member               INTEGER,
+    icon_id                     INTEGER,
+    plate_id                    INTEGER,
+    title_id                    INTEGER,
+    partner_id                  INTEGER,
+    frame_id                    INTEGER,
+    select_map_id               INTEGER,
+    total_awake                 INTEGER,
+    grade_rating                INTEGER,
+    music_rating                INTEGER,
+    player_rating               INTEGER,
+    highest_rating              INTEGER,
+    grade_rank                  INTEGER,
+    chara_slot                  VARCHAR (255),
+    chara_lock_slot             VARCHAR (255),
+    content_bit                 BIGINT,
+    play_count                  INTEGER,
+    event_watched_date          VARCHAR (255),
+    last_game_id                VARCHAR (255),
+    last_rom_version            VARCHAR (255),
+    last_data_version           VARCHAR (255),
+    last_login_date             VARCHAR (255),
+    last_play_date              VARCHAR (255),
+    last_place_id               INTEGER,
+    last_place_name             VARCHAR (255),
+    last_all_net_id             INTEGER,
+    last_region_id              INTEGER,
+    last_region_name            VARCHAR (255),
+    last_client_id              VARCHAR (255),
+    last_country_code           VARCHAR (255),
+    first_game_id               VARCHAR (255),
+    first_rom_version           VARCHAR (255),
+    first_data_version          VARCHAR (255),
+    first_play_date             VARCHAR (255),
+    compatible_cm_version       VARCHAR (255),
+    daily_bonus_date            VARCHAR (255),
+    play_vs_count               INTEGER,
+    play_sync_count             INTEGER,
+    win_count                   INTEGER,
+    help_count                  INTEGER,
+    combo_count                 INTEGER,
+    total_deluxscore            BIGINT,
+    total_basic_deluxscore      BIGINT,
+    total_advanced_deluxscore   BIGINT,
+    total_expert_deluxscore     BIGINT,
+    total_master_deluxscore     BIGINT,
+    total_re_master_deluxscore  BIGINT,
+    total_sync                  INTEGER,
+    total_basic_sync            INTEGER,
+    total_advanced_sync         INTEGER,
+    total_expert_sync           INTEGER,
+    total_master_sync           INTEGER,
+    total_re_master_sync        INTEGER,
+    total_achievement           BIGINT,
+    total_basic_achievement     BIGINT,
+    total_advanced_achievement  BIGINT,
+    total_expert_achievement    BIGINT,
+    total_master_achievement    BIGINT,
+    total_re_master_achievement BIGINT,
+    date_time                   BIGINT,
+    constraint FKbv9jxq8qw3vvgvio
+        foreign key (aime_card_id) references sega_card (id)
+);
+
+
+CREATE TABLE maimai2_user_activity (
+    id BIGINT auto_increment PRIMARY KEY,
+    kind        INTEGER,
+    activity_id INTEGER,
+    sort_number BIGINT,
+    param1      INTEGER,
+    param2      INTEGER,
+    param3      INTEGER,
+    param4      INTEGER,
+    user_id     BIGINT,
+    constraint FKzosmkjggsr4kbwp8
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_character (
+    id BIGINT auto_increment PRIMARY KEY,
+    character_id INTEGER,
+    level        INTEGER,
+    awakening    INTEGER,
+    use_count    INTEGER,
+    user_id      BIGINT,
+    constraint FK7pwqw2iax9tkqsio
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_extend (
+    id BIGINT auto_increment PRIMARY KEY,
+    select_music_id       INTEGER,
+    select_difficulty_id  INTEGER,
+    category_index        INTEGER,
+    music_index           INTEGER,
+    extra_flag            INTEGER,
+    select_score_type     INTEGER,
+    extend_content_bit    BIGINT,
+    is_photo_agree        BOOLEAN,
+    is_goto_code_read     BOOLEAN,
+    select_result_details BOOLEAN,
+    sort_category_setting INTEGER,
+    sort_music_setting    INTEGER,
+    selected_card_list    VARCHAR (255),
+    user_id               BIGINT,
+    constraint FKkohdzk55oj46xyeq
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_favorite (
+    id BIGINT auto_increment PRIMARY KEY,
+    fav_user_id  BIGINT,
+    item_kind    INTEGER,
+    item_id_list VARCHAR (255),
+    user_id      BIGINT,
+    constraint FKhedsx72h28k53obe
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_item (
+    id BIGINT auto_increment PRIMARY KEY,
+    item_kind INTEGER,
+    item_id   INTEGER,
+    stock     INTEGER,
+    is_valid  BOOLEAN,
+    user_id   BIGINT,
+    constraint FKopxaz95c966q7pys
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_login_bonus (
+    id BIGINT auto_increment PRIMARY KEY,
+    bonus_id    INTEGER,
+    point       INTEGER,
+    is_current  BOOLEAN,
+    is_complete BOOLEAN,
+    user_id     BIGINT,
+    constraint FKmwccayih2sv2smw7
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_map (
+    id BIGINT auto_increment PRIMARY KEY,
+    map_id      INTEGER,
+    distance    INTEGER,
+    is_lock     BOOLEAN,
+    is_clear    BOOLEAN,
+    is_complete BOOLEAN,
+    user_id     BIGINT,
+    constraint FKjva7jtg96nwt9539
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_music_detail (
+    id BIGINT auto_increment PRIMARY KEY,
+    music_id       INTEGER,
+    level          INTEGER,
+    play_count     INTEGER,
+    achievement    INTEGER,
+    combo_status   INTEGER,
+    sync_status    INTEGER,
+    deluxscore_max INTEGER,
+    score_rank     INTEGER,
+    user_id        BIGINT,
+    constraint FK8hsx2tb67q8nqxgk
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_npc_encount (
+    id BIGINT auto_increment PRIMARY KEY,
+    npc_id    INTEGER,
+    music_id  INTEGER,
+    extend_id BIGINT,
+    user_id   BIGINT,
+    constraint FKi6sfpfh45h98qjnh
+        foreign key (user_id) references maimai2_user_detail (id),
+    constraint FKmfy3j84f6k2ymgxb
+        foreign key (extend_id) references maimai2_user_extend (id)
+);
+
+
+CREATE TABLE maimai2_user_option (
+    id BIGINT auto_increment PRIMARY KEY,
+    option_kind          INTEGER,
+    note_speed           INTEGER,
+    slide_speed          INTEGER,
+    touch_speed          INTEGER,
+    tap_design           INTEGER,
+    hold_design          INTEGER,
+    slide_design         INTEGER,
+    star_type            INTEGER,
+    outline_design       INTEGER,
+    note_size            INTEGER,
+    slide_size           INTEGER,
+    touch_size           INTEGER,
+    star_rotate          INTEGER,
+    disp_center          INTEGER,
+    disp_chain           INTEGER,
+    disp_rate            INTEGER,
+    disp_bar             INTEGER,
+    touch_effect         INTEGER,
+    submonitor_animation INTEGER,
+    submonitor_achive    INTEGER,
+    submonitor_appeal    INTEGER,
+    matching             INTEGER,
+    track_skip           INTEGER,
+    brightness           INTEGER,
+    mirror_mode          INTEGER,
+    disp_judge           INTEGER,
+    disp_judge_pos       INTEGER,
+    disp_judge_touch_pos INTEGER,
+    adjust_timing        INTEGER,
+    ans_volume           INTEGER,
+    tap_hold_volume      INTEGER,
+    critical_se          INTEGER,
+    break_se             INTEGER,
+    break_volume         INTEGER,
+    ex_se                INTEGER,
+    ex_volume            INTEGER,
+    slide_se             INTEGER,
+    slide_volume         INTEGER,
+    touch_hold_volume    INTEGER,
+    damage_se_volume     INTEGER,
+    head_phone_volume    INTEGER,
+    sort_tab             INTEGER,
+    sort_music           INTEGER,
+    user_id              BIGINT,
+    constraint FKp3r3s8f6mwfvoyzf
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+
+CREATE TABLE maimai2_user_rate (
+    id BIGINT auto_increment PRIMARY KEY,
+    music_id    INTEGER,
+    level       INTEGER,
+    rom_version INTEGER,
+    achievement INTEGER,
+    user_id     BIGINT,
+    constraint FKfaewgvanchzwo8um
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
+
+CREATE TABLE maimai2_user_udemae (
+    id BIGINT auto_increment PRIMARY KEY,
+    rate               INTEGER,
+    max_rate           INTEGER,
+    total_win_num      INTEGER,
+    total_lose_num     INTEGER,
+    max_win_num        INTEGER,
+    max_lose_num       INTEGER,
+    win_num            INTEGER,
+    lose_num           INTEGER,
+    npc_total_win_num  INTEGER,
+    npc_total_lose_num INTEGER,
+    npc_max_win_num    INTEGER,
+    npc_max_lose_num   INTEGER,
+    npc_win_num        INTEGER,
+    npc_lose_num       INTEGER,
+    user_id            BIGINT,
+    constraint FK9g2niydg6r5796gg
+        foreign key (user_id) references maimai2_user_detail (id)
+);
+
diff --git a/src/main/resources/db/migration/sqlite/V31__add_maimai2_table.sql b/src/main/resources/db/migration/sqlite/V31__add_maimai2_table.sql
new file mode 100644
index 00000000..b4dff028
--- /dev/null
+++ b/src/main/resources/db/migration/sqlite/V31__add_maimai2_table.sql
@@ -0,0 +1,277 @@
+CREATE TABLE maimai2_user_detail (
+    id                          INTEGER,
+    aime_card_id                BIGINT        REFERENCES sega_card (id) ON DELETE CASCADE,
+    user_name                   VARCHAR (255),
+    is_net_member               INTEGER,
+    icon_id                     INTEGER,
+    plate_id                    INTEGER,
+    title_id                    INTEGER,
+    partner_id                  INTEGER,
+    frame_id                    INTEGER,
+    select_map_id               INTEGER,
+    total_awake                 INTEGER,
+    grade_rating                INTEGER,
+    music_rating                INTEGER,
+    player_rating               INTEGER,
+    highest_rating              INTEGER,
+    grade_rank                  INTEGER,
+    chara_slot                  VARCHAR (255),
+    chara_lock_slot             VARCHAR (255),
+    content_bit                 BIGINT,
+    play_count                  INTEGER,
+    event_watched_date          VARCHAR (255),
+    last_game_id                VARCHAR (255),
+    last_rom_version            VARCHAR (255),
+    last_data_version           VARCHAR (255),
+    last_login_date             VARCHAR (255),
+    last_play_date              VARCHAR (255),
+    last_place_id               INTEGER,
+    last_place_name             VARCHAR (255),
+    last_all_net_id             INTEGER,
+    last_region_id              INTEGER,
+    last_region_name            VARCHAR (255),
+    last_client_id              VARCHAR (255),
+    last_country_code           VARCHAR (255),
+    first_game_id               VARCHAR (255),
+    first_rom_version           VARCHAR (255),
+    first_data_version          VARCHAR (255),
+    first_play_date             VARCHAR (255),
+    compatible_cm_version       VARCHAR (255),
+    daily_bonus_date            VARCHAR (255),
+    play_vs_count               INTEGER,
+    play_sync_count             INTEGER,
+    win_count                   INTEGER,
+    help_count                  INTEGER,
+    combo_count                 INTEGER,
+    total_deluxscore            BIGINT,
+    total_basic_deluxscore      BIGINT,
+    total_advanced_deluxscore   BIGINT,
+    total_expert_deluxscore     BIGINT,
+    total_master_deluxscore     BIGINT,
+    total_re_master_deluxscore  BIGINT,
+    total_sync                  INTEGER,
+    total_basic_sync            INTEGER,
+    total_advanced_sync         INTEGER,
+    total_expert_sync           INTEGER,
+    total_master_sync           INTEGER,
+    total_re_master_sync        INTEGER,
+    total_achievement           BIGINT,
+    total_basic_achievement     BIGINT,
+    total_advanced_achievement  BIGINT,
+    total_expert_achievement    BIGINT,
+    total_master_achievement    BIGINT,
+    total_re_master_achievement BIGINT,
+    date_time                   BIGINT,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_activity (
+    id          INTEGER,
+    kind        INTEGER,
+    activity_id INTEGER,
+    sort_number BIGINT,
+    param1      INTEGER,
+    param2      INTEGER,
+    param3      INTEGER,
+    param4      INTEGER,
+    user_id     BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_character (
+    id           INTEGER,
+    character_id INTEGER,
+    level        INTEGER,
+    awakening    INTEGER,
+    use_count    INTEGER,
+    user_id      BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_extend (
+    id                    INTEGER,
+    select_music_id       INTEGER,
+    select_difficulty_id  INTEGER,
+    category_index        INTEGER,
+    music_index           INTEGER,
+    extra_flag            INTEGER,
+    select_score_type     INTEGER,
+    extend_content_bit    BIGINT,
+    is_photo_agree        BOOLEAN,
+    is_goto_code_read     BOOLEAN,
+    select_result_details BOOLEAN,
+    sort_category_setting INTEGER,
+    sort_music_setting    INTEGER,
+    selected_card_list    VARCHAR (255),
+    user_id               BIGINT        REFERENCES maimai2_user_detail (id),
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_favorite (
+    id           INTEGER,
+    fav_user_id  BIGINT,
+    item_kind    INTEGER,
+    item_id_list VARCHAR (255),
+    user_id      BIGINT        REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_item (
+    id        INTEGER,
+    item_kind INTEGER,
+    item_id   INTEGER,
+    stock     INTEGER,
+    is_valid  BOOLEAN,
+    user_id   BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_login_bonus (
+    id          INTEGER,
+    bonus_id    INTEGER,
+    point       INTEGER,
+    is_current  BOOLEAN,
+    is_complete BOOLEAN,
+    user_id     BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_map (
+    id          INTEGER,
+    map_id      INTEGER,
+    distance    INTEGER,
+    is_lock     BOOLEAN,
+    is_clear    BOOLEAN,
+    is_complete BOOLEAN,
+    user_id     BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_music_detail (
+    id             INTEGER,
+    music_id       INTEGER,
+    level          INTEGER,
+    play_count     INTEGER,
+    achievement    INTEGER,
+    combo_status   INTEGER,
+    sync_status    INTEGER,
+    deluxscore_max INTEGER,
+    score_rank     INTEGER,
+    user_id        BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_npc_encount (
+    id        INTEGER,
+    npc_id    INTEGER,
+    music_id  INTEGER,
+    extend_id BIGINT  REFERENCES maimai2_user_extend (id) ON DELETE CASCADE,
+    user_id   BIGINT  REFERENCES maimai2_user_data (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_option (
+    id                   INTEGER,
+    option_kind          INTEGER,
+    note_speed           INTEGER,
+    slide_speed          INTEGER,
+    touch_speed          INTEGER,
+    tap_design           INTEGER,
+    hold_design          INTEGER,
+    slide_design         INTEGER,
+    star_type            INTEGER,
+    outline_design       INTEGER,
+    note_size            INTEGER,
+    slide_size           INTEGER,
+    touch_size           INTEGER,
+    star_rotate          INTEGER,
+    disp_center          INTEGER,
+    disp_chain           INTEGER,
+    disp_rate            INTEGER,
+    disp_bar             INTEGER,
+    touch_effect         INTEGER,
+    submonitor_animation INTEGER,
+    submonitor_achive    INTEGER,
+    submonitor_appeal    INTEGER,
+    matching             INTEGER,
+    track_skip           INTEGER,
+    brightness           INTEGER,
+    mirror_mode          INTEGER,
+    disp_judge           INTEGER,
+    disp_judge_pos       INTEGER,
+    disp_judge_touch_pos INTEGER,
+    adjust_timing        INTEGER,
+    ans_volume           INTEGER,
+    tap_hold_volume      INTEGER,
+    critical_se          INTEGER,
+    break_se             INTEGER,
+    break_volume         INTEGER,
+    ex_se                INTEGER,
+    ex_volume            INTEGER,
+    slide_se             INTEGER,
+    slide_volume         INTEGER,
+    touch_hold_volume    INTEGER,
+    damage_se_volume     INTEGER,
+    head_phone_volume    INTEGER,
+    sort_tab             INTEGER,
+    sort_music           INTEGER,
+    user_id              BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+
+CREATE TABLE maimai2_user_rate (
+    id          INTEGER,
+    music_id    INTEGER,
+    level       INTEGER,
+    rom_version INTEGER,
+    achievement INTEGER,
+    user_id     BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);
+
+CREATE TABLE maimai2_user_udemae (
+    id                 INTEGER,
+    rate               INTEGER,
+    max_rate           INTEGER,
+    total_win_num      INTEGER,
+    total_lose_num     INTEGER,
+    max_win_num        INTEGER,
+    max_lose_num       INTEGER,
+    win_num            INTEGER,
+    lose_num           INTEGER,
+    npc_total_win_num  INTEGER,
+    npc_total_lose_num INTEGER,
+    npc_max_win_num    INTEGER,
+    npc_max_lose_num   INTEGER,
+    npc_win_num        INTEGER,
+    npc_lose_num       INTEGER,
+    user_id            BIGINT  REFERENCES maimai2_user_detail (id) ON DELETE CASCADE,
+    PRIMARY KEY (
+        id
+    )
+);