diff --git a/call.cgi b/call.cgi
index f9279b2..9896697 100755
--- a/call.cgi
+++ b/call.cgi
@@ -124,7 +124,10 @@
                     if candidate[-1][1].startswith("?"):
                         candidate[-1][1] = "?〜"+date.strftime(datefmt)
                     else:
-                        candidate[-1][1] += "〜" + date.strftime(datefmt)
+                        if date.time() > datetime.time(19,55):
+                            candidate[-1][1] += "〜" + "ログアウト記録なし"
+                        else:
+                            candidate[-1][1] += "〜" + date.strftime(datefmt)
             elif fr < date and to > date:  # no candidate 
                 to_entry = date.strftime(datefmt)
                 entry = date.strftime(datefmt)