...

Assets/Script/UI/Center/Mail/MailUI.cs

@@ -61,6 +61,7 @@ public class MailUI : MonoBehaviourSingletonuScrollViewMgr<MailUI>
             if (obtainlist.Count > 0) ObtainItemUI.Ins.Set(obtainlist);
             MailData = null;
             Set_UI(MailData);
+            NewGameUI.Ins.gos_noti[0].SetActive(false);
         });
     }