diff --git a/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaManageController.java b/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaManageController.java
index f003b116..6d79cd60 100644
--- a/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaManageController.java
+++ b/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaManageController.java
@@ -1,6 +1,6 @@
 package icu.samnyan.aqua.api.controller.sega.diva;
 
-import icu.samnyan.aqua.api.model.OkResponse;
+import icu.samnyan.aqua.api.model.MessageResponse;
 import icu.samnyan.aqua.api.model.req.sega.diva.ModuleEntry;
 import icu.samnyan.aqua.api.model.req.sega.diva.PvListEntry;
 import icu.samnyan.aqua.api.model.req.sega.diva.PvListRequest;
@@ -85,9 +85,9 @@ public class ApiDivaManageController {
     }
 
     @DeleteMapping("festa/{id}")
-    public OkResponse getFesta(@PathVariable int id) {
+    public MessageResponse getFesta(@PathVariable int id) {
         festaRepository.deleteById(id);
-        return new OkResponse("Deleted " + id);
+        return new MessageResponse("Deleted " + id);
     }
 
     @GetMapping("contest")
@@ -101,9 +101,9 @@ public class ApiDivaManageController {
     }
 
     @DeleteMapping("contest/{id}")
-    public OkResponse deleteContest(@PathVariable int id) {
+    public MessageResponse deleteContest(@PathVariable int id) {
         contestRepository.deleteById(id);
-        return new OkResponse("Deleted " + id);
+        return new MessageResponse("Deleted " + id);
     }
 
     @GetMapping("news")
diff --git a/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaPlayerDataController.java b/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaPlayerDataController.java
index d3f2a1ae..c89e4b16 100644
--- a/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaPlayerDataController.java
+++ b/src/main/java/icu/samnyan/aqua/api/controller/sega/diva/ApiDivaPlayerDataController.java
@@ -8,6 +8,7 @@ import icu.samnyan.aqua.sega.diva.model.common.Difficulty;
 import icu.samnyan.aqua.sega.diva.model.common.Edition;
 import icu.samnyan.aqua.sega.diva.model.userdata.*;
 import icu.samnyan.aqua.sega.diva.service.PlayerProfileService;
+import icu.samnyan.aqua.sega.general.model.Card;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageRequest;
 import org.springframework.http.HttpStatus;
diff --git a/src/main/java/icu/samnyan/aqua/api/model/OkResponse.java b/src/main/java/icu/samnyan/aqua/api/model/MessageResponse.java
similarity index 75%
rename from src/main/java/icu/samnyan/aqua/api/model/OkResponse.java
rename to src/main/java/icu/samnyan/aqua/api/model/MessageResponse.java
index 9b58e286..a19a9348 100644
--- a/src/main/java/icu/samnyan/aqua/api/model/OkResponse.java
+++ b/src/main/java/icu/samnyan/aqua/api/model/MessageResponse.java
@@ -3,14 +3,14 @@ package icu.samnyan.aqua.api.model;
 /**
  * @author samnyan (privateamusement@protonmail.com)
  */
-public class OkResponse {
+public class MessageResponse {
     private String message = "ok";
 
-    public OkResponse(String message) {
+    public MessageResponse(String message) {
         this.message = message;
     }
 
-    public OkResponse() {
+    public MessageResponse() {
     }
 
     public String getMessage() {