diff --git a/config/application.properties b/config/application.properties
index b191d170..3fdc3fed 100644
--- a/config/application.properties
+++ b/config/application.properties
@@ -30,7 +30,7 @@ allnet.server.redirect=https://aquadx.net
 ## Http Server Port
 ## Only change this if you have a reverse proxy running.
 ## The game rely on 80 port for boot up command
-server.port=80
+server.port=8080
 
 ## Static file server
 ## This is used to server static files in /web/ directory, which is Aquaviewer
diff --git a/src/main/java/icu/samnyan/aqua/net/games/ImportController.kt b/src/main/java/icu/samnyan/aqua/net/games/ImportController.kt
index 1156eaeb..e17ebb0a 100644
--- a/src/main/java/icu/samnyan/aqua/net/games/ImportController.kt
+++ b/src/main/java/icu/samnyan/aqua/net/games/ImportController.kt
@@ -16,6 +16,10 @@ import kotlin.io.path.Path
 import kotlin.io.path.writeText
 import kotlin.reflect.KClass
 
+data class ExportOptions(
+    val playlogSince: String? = null
+)
+
 // Import class with renaming
 data class ImportClass<T : Any>(
     val type: KClass<T>,
@@ -54,6 +58,7 @@ abstract class ImportController<ExportModel: IExportClass<UserModel>, UserModel:
     val exportFields: Map<String, Var<ExportModel, Any>>,
     val exportRepos: Map<Var<ExportModel, Any>, IUserRepo<UserModel, *>>,
     val artemisRenames: Map<String, ImportClass<*>>,
+    val customExporters: Map<Var<ExportModel, Any>, (UserModel, ExportOptions) -> Any?> = emptyMap()
 ) {
     abstract fun createEmpty(): ExportModel
     abstract val userDataRepo: GenericUserDataRepo<UserModel>
@@ -72,12 +77,19 @@ abstract class ImportController<ExportModel: IExportClass<UserModel>, UserModel:
     val listRepos = exportRepos.filter { it.key returns List::class }
     val singleRepos = exportRepos.filter { !(it.key returns List::class) }
 
-    fun export(u: AquaNetUser) = createEmpty().apply {
+    fun export(u: AquaNetUser): ExportModel = export(u, ExportOptions())
+
+    fun export(u: AquaNetUser, options: ExportOptions) = createEmpty().apply {
         gameId = game
         userData = userDataRepo.findByCard(u.ghostCard) ?: (404 - "User not found")
         exportRepos.forEach { (f, u) ->
-            if (f returns List::class) f.set(this, u.findByUser(userData))
-            else u.findSingleByUser(userData)()?.let { f.set(this, it) }
+            val customExporter = customExporters[f]
+            if (customExporter != null) {
+                customExporter(userData, options)?.let { f.set(this, it) }
+            } else {
+                if (f returns List::class) f.set(this, u.findByUser(userData))
+                else u.findSingleByUser(userData)()?.let { f.set(this, it) }
+            }
         }
     }
 
diff --git a/src/main/java/icu/samnyan/aqua/net/games/mai2/Mai2Import.kt b/src/main/java/icu/samnyan/aqua/net/games/mai2/Mai2Import.kt
index ee5dc278..90f83f1c 100644
--- a/src/main/java/icu/samnyan/aqua/net/games/mai2/Mai2Import.kt
+++ b/src/main/java/icu/samnyan/aqua/net/games/mai2/Mai2Import.kt
@@ -3,6 +3,7 @@ package icu.samnyan.aqua.net.games.mai2
 import ext.API
 import ext.returns
 import ext.vars
+import icu.samnyan.aqua.net.games.ExportOptions
 import icu.samnyan.aqua.net.games.IExportClass
 import icu.samnyan.aqua.net.games.ImportClass
 import icu.samnyan.aqua.net.games.ImportController
@@ -44,7 +45,18 @@ class Mai2Import(
         "mai2_profile_option" to ImportClass(Mai2UserOption::class, mapOf("version" to null)),
         "mai2_score_best" to ImportClass(Mai2UserMusicDetail::class),
         "mai2_score_course" to ImportClass(Mai2UserCourse::class),
-    )
+    ),
+    customExporters = run {
+        mapOf(
+            Maimai2DataExport::userPlaylogList to { user: Mai2UserDetail, options: ExportOptions ->
+                if (options.playlogSince != null) {
+                    repos.userPlaylog.findByUserAndUserPlayDateAfter(user, options.playlogSince)
+                } else {
+                    repos.userPlaylog.findByUser(user)
+                }
+            }
+        ) as Map<kotlin.reflect.KMutableProperty1<Maimai2DataExport, Any>, (Mai2UserDetail, ExportOptions) -> Any?>
+    }
 ) {
     override fun createEmpty() = Maimai2DataExport()
     override val userDataRepo = repos.userData
@@ -74,4 +86,4 @@ data class Maimai2DataExport(
         mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(),
         mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(), mutableListOf(),
         mutableListOf())
-}
\ No newline at end of file
+}
diff --git a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/Repos.kt b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/Repos.kt
index 309b95ce..3718971b 100644
--- a/src/main/java/icu/samnyan/aqua/sega/maimai2/model/Repos.kt
+++ b/src/main/java/icu/samnyan/aqua/sega/maimai2/model/Repos.kt
@@ -104,6 +104,7 @@ interface Mai2UserPlaylogRepo : GenericPlaylogRepo<Mai2UserPlaylog>, Mai2UserLin
         musicId: Int,
         userPlayDate: String
     ): MutableList<Mai2UserPlaylog>
+    fun findByUserAndUserPlayDateAfter(user: Mai2UserDetail, userPlayDate: String): List<Mai2UserPlaylog>
 }
 
 interface Mai2UserPrintDetailRepo : JpaRepository<Mai2UserPrintDetail, Long>