diff --git a/po/ja.po b/po/ja.po
index 00bd1e854..b64897c11 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: phpMyAdmin 3.4.0-rc1-dev\n"
 "Report-Msgid-Bugs-To: phpmyadmin-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2011-04-15 08:56+0200\n"
-"PO-Revision-Date: 2011-04-19 04:45+0200\n"
+"PO-Revision-Date: 2011-04-19 04:46+0200\n"
 "Last-Translator: Yuichiro <yuichiro@pop07.odn.ne.jp>\n"
 "Language-Team: japanese <jp@li.org>\n"
 "Language: ja\n"
@@ -3424,7 +3424,7 @@ msgstr ""
 
 #: libraries/config/messages.inc.php:296
 msgid "Login cookie validity"
-msgstr ""
+msgstr "ログインクッキーの有効期限"
 
 #: libraries/config/messages.inc.php:297
 msgid "Double size of textarea for LONGTEXT columns"