diff --git a/koki/koeki.js b/koki/koeki.js
index b4fcc6f..04ab2a3 100644
--- a/koki/koeki.js
+++ b/koki/koeki.js
@@ -12,7 +12,7 @@
     var watchId = null;
 
     //localstorageがあるか確認,なかったら作成
-    if (localStorage==null){
+    if (localStorage.getItem('sengoku')==null){
     localStorage.setItem('sengoku', 0);
     }
     else {