diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Contest.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Contest.java
index f94def8b..c9fb6fed 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Contest.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Contest.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.gamedata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import icu.samnyan.aqua.sega.diva.model.common.ContestLeague;
 import icu.samnyan.aqua.sega.diva.model.common.ContestNormaType;
 import icu.samnyan.aqua.sega.diva.model.common.ContestStageLimit;
@@ -31,7 +30,6 @@ public class Contest implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private int id;
 
     private boolean enable;
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Festa.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Festa.java
index 70ac809c..3dedddd9 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Festa.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/Festa.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.gamedata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import icu.samnyan.aqua.sega.diva.model.common.Difficulty;
 import icu.samnyan.aqua.sega.diva.model.common.FestaKind;
 import lombok.AllArgsConstructor;
@@ -25,7 +24,6 @@ public class Festa implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private int id = -1;
 
     private boolean enable = true;
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/PvEntry.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/PvEntry.java
index 420f15a4..9e478b60 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/PvEntry.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/gamedata/PvEntry.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.gamedata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import icu.samnyan.aqua.sega.diva.model.common.Difficulty;
 import icu.samnyan.aqua.sega.diva.model.common.Edition;
 import lombok.AllArgsConstructor;
@@ -25,7 +24,6 @@ public class PvEntry implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     private int pvId;
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/GameSession.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/GameSession.java
index e182e6bd..5ec7ea96 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/GameSession.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/GameSession.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import icu.samnyan.aqua.sega.diva.model.common.StartMode;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -24,7 +23,6 @@ public class GameSession implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     private int acceptId;
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayLog.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayLog.java
index f7238199..968b3254 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayLog.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayLog.java
@@ -23,7 +23,6 @@ public class PlayLog implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerContest.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerContest.java
index 28af5f9b..91b6b10b 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerContest.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerContest.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import icu.samnyan.aqua.sega.diva.model.common.ContestBorder;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -24,7 +23,6 @@ public class PlayerContest implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerCustomize.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerCustomize.java
index 6cdf4402..bd2f9953 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerCustomize.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerCustomize.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -22,7 +21,6 @@ public class PlayerCustomize implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerModule.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerModule.java
index 45001726..17b0ed7e 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerModule.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerModule.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -22,7 +21,6 @@ public class PlayerModule implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerProfile.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerProfile.java
index 2273178f..f5f6ffd6 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerProfile.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerProfile.java
@@ -26,7 +26,6 @@ public class PlayerProfile implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @Column(unique = true)
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvCustomize.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvCustomize.java
index 2c061176..70a63fb4 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvCustomize.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvCustomize.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -22,7 +21,6 @@ public class PlayerPvCustomize implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvRecord.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvRecord.java
index 7a2cdd7c..55000730 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvRecord.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerPvRecord.java
@@ -26,7 +26,6 @@ public class PlayerPvRecord implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne
diff --git a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerScreenShot.java b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerScreenShot.java
index 18ef35e5..5c5fedf6 100644
--- a/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerScreenShot.java
+++ b/src/main/java/icu/samnyan/aqua/sega/diva/model/userdata/PlayerScreenShot.java
@@ -1,6 +1,5 @@
 package icu.samnyan.aqua.sega.diva.model.userdata;
 
-import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -21,7 +20,6 @@ public class PlayerScreenShot {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @JsonIgnore
     private long id;
 
     @ManyToOne