diff --git a/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java b/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
index cf0cc06..c016ec6 100644
--- a/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
+++ b/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
@@ -11,6 +11,7 @@
 import org.springframework.stereotype.Component;
 
 import java.util.ArrayList;
+import java.util.List;
 
 import static jakarta.ws.rs.core.Response.status;
 
@@ -45,7 +46,7 @@
 
 
         //200(成功レスポンス）
-       ArrayList<ChatRequest> requests = chatRequestRepository.getChatRequestsForUser(userId);//前の人がListだったらArrayListになるから作ってて頼む時はListで頼め
+       List<ChatRequest> requests = chatRequestRepository.getChatRequestsForUser(userId);//前の人がListだったらArrayListになるから作ってて頼む時はListで頼め
         //tokenのチェックはこっちでする、ほかのひとがしていた
         // 岩谷さんのUserRepositoryでtokenの確認を行う
         if (!userRepository.checkToken(userId, token) ) {
@@ -91,19 +92,25 @@
     @Path("/chat-requests/{chat-request-id}")
     @DELETE
     public Response deleteChatRequest(
-            @QueryParam("receiver-token") String receiverToken,
+            @QueryParam("token") String token,
             @PathParam("chat-request-id") Integer chatRequestId) {
 
         //401承認が必要です
-        if (receiverToken == null || receiverToken.isEmpty()) {
+        if (token == null || token.isEmpty()) {
             return status(Response.Status.UNAUTHORIZED)
                     .entity("認証が必要です") // 401
                     .build();
         }
 
         //403(未認証&トークンの不一致)
-        //ChatRequestRepository.getChatRequest(chatRequestId);
-        if (!userRepository.checkToken(null, null) && !userRepository.checkToken(null, null)) {
+        ChatRequest chatRequest = chatRequestRepository.getChatRequest(chatRequestId);
+        if (chatRequest == null) {
+            return Response.status(Response.Status.NOT_FOUND).build();
+        }
+        String senderId = chatRequest.getSenderId();
+        String receiverId = chatRequest.getReceiverId();
+
+        if (!userRepository.checkToken(senderId, token) && !userRepository.checkToken(receiverId, token)) {
             return Response.status(Response.Status.UNAUTHORIZED).build();
         }