diff --git a/common-rst/source/locale/ja/LC_MESSAGES/common-rst.po b/common-rst/source/locale/ja/LC_MESSAGES/common-rst.po
index 0298b2c87..18b305ff9 100644
--- a/common-rst/source/locale/ja/LC_MESSAGES/common-rst.po
+++ b/common-rst/source/locale/ja/LC_MESSAGES/common-rst.po
@@ -17,7 +17,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Common documents 1.0.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2015-12-16 02:04+0000\n"
+"POT-Creation-Date: 2015-12-19 01:08+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -978,9 +978,6 @@ msgstr ""
 "OpenStack の 6 番目のリリースのコード名。デザインサミットは、アメリカ合衆国カ"
 "リフォルニア州サンフランシスコで開催された。Folsom は、その近郊都市。"
 
-msgid "A handy tip or reminder."
-msgstr "簡単なヒントや備忘録です。"
-
 msgid ""
 "A high availability system design approach and associated service "
 "implementation ensures that a prearranged level of operational performance "