diff --git a/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java b/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
index 3c56e21..cf0cc06 100644
--- a/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
+++ b/src/main/java/org/ntlab/tampoposerver/resources/ChatRequestsResource.java
@@ -102,14 +102,15 @@
         }
 
         //403(未認証&トークンの不一致)
-        if (!userRepository.checkToken(senderId, token) && !userRepository.checkToken(receiverId, token)) {
+        //ChatRequestRepository.getChatRequest(chatRequestId);
+        if (!userRepository.checkToken(null, null) && !userRepository.checkToken(null, null)) {
             return Response.status(Response.Status.UNAUTHORIZED).build();
         }
 
 
         //404チャットリクエストが見つかりません。
-        boolean deleted = deleteChatRequest(chatRequestId);
-        if (!deleted) {
+        ChatRequest deleted = chatRequestRepository.deleteChatRequest(chatRequestId);
+        if (deleted==null) {
            return status(Response.Status.NOT_FOUND)
                    .entity("チャットリクエストが見つかりません") // 404
                    .build();