diff --git a/src/contexts/AppContext.tsx b/src/contexts/AppContext.tsx
index c0d28a8..7567f9f 100644
--- a/src/contexts/AppContext.tsx
+++ b/src/contexts/AppContext.tsx
@@ -45,11 +45,18 @@ export function AppContextProvider({ children }: Props) {
   const checkTokenAPI = useAPICall({
     apiMethod: checkToken,
     onSuccess: (res, sendData) => {
-      setTokenResult("ok");
-      _setToken(sendData.access_token);
-      setReceiptIssuingOrder(res.data.receipt_issuing_order);
+      if (receiptIssuingOrder === null) {
+        setTokenResult("ok");
+        _setToken(sendData.access_token);
+        setStore(StoreId.ACCESS_TOKEN, sendData.access_token);
+      }
 
-      setStore(StoreId.ACCESS_TOKEN, sendData.access_token);
+      // 再Fetch用　タイムスタンプが違う場合のみ取り込む
+      const lastTimestamp = receiptIssuingOrder?.updated_at ?? "";
+      if (lastTimestamp !== res.data.receipt_issuing_order.updated_at) {
+        console.info("発行依頼情報読込");
+        setReceiptIssuingOrder(res.data.receipt_issuing_order);
+      }
     },
     onFailed: () => {
       setTokenResult("ng");
@@ -89,6 +96,20 @@ export function AppContextProvider({ children }: Props) {
     }
   }, [paramToken]);
 
+  // 定期的にFetchする
+  // 排他エラーとなる確率を下げるため
+  useEffect(() => {
+    if (token) {
+      const interval = setInterval(() => {
+        fetch();
+      }, 5 * 1000);
+
+      return () => {
+        clearInterval(interval);
+      };
+    }
+  }, [token]);
+
   return (
     <AppContext.Provider
       value={{