diff --git a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
index d496aca..9bcb53a 100644
--- a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
+++ b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
@@ -28,6 +28,10 @@
             if (image3 != null) post.setImage3(image3);
             if (rate != null) post.setRate(rate);
             if (comment != null) post.setComment(comment);
+        } else {
+            var response = Response.status(Response.Status.NO_CONTENT);
+            response.status(401).entity("tokenの認証に失敗");
+            throw new WebApplicationException(response.build());
         }
     }
 
@@ -37,16 +41,24 @@
         AccountManager am = AccountManager.getInstance();
         Account account = am.getAccount(uid);
 
-        if(account != null){
-            Post post = account.getPost(pid);
-
-            if(post == null){
+        if (account.getToken().equals(token)) {
+            if (account != null) {
+                Post post = account.getPost(pid);
+                if (post != null) {
+                    account.deletePost(pid);
+                } else {
+                    var response = Response.status(Response.Status.NO_CONTENT);
+                    response.status(404).entity("投稿が存在しません");
+                    throw new WebApplicationException(response.build());
+                }
                 var response = Response.status(Response.Status.NO_CONTENT);
-                response.status(404).entity("投稿が存在しません");
+                response.status(404).entity("アカウントが存在しません");
                 throw new WebApplicationException(response.build());
-            } else {
-                account.deletePost(pid);
             }
+        } else {
+            var response = Response.status(Response.Status.NO_CONTENT);
+            response.status(401).entity("tokenの認証に失敗");
+            throw new WebApplicationException(response.build());
         }
     }
 }