diff --git a/po/ja.po b/po/ja.po
index 6ebf310652..66409fb1bc 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: phpMyAdmin 3.4.0-rc2-dev\n"
 "Report-Msgid-Bugs-To: phpmyadmin-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2011-04-21 14:27+0200\n"
-"PO-Revision-Date: 2011-05-04 10:17+0200\n"
+"PO-Revision-Date: 2011-05-04 10:18+0200\n"
 "Last-Translator: Yuichiro <yuichiro@pop07.odn.ne.jp>\n"
 "Language-Team: japanese <jp@li.org>\n"
 "Language: ja\n"
@@ -6851,6 +6851,8 @@ msgid ""
 "Login cookie store is lower than cookie validity configured in phpMyAdmin, "
 "because of this, your login will expire sooner than configured in phpMyAdmin."
 msgstr ""
+"ログインクッキーの保存期間が、phpMyAdmin に設定されているクッキーの有効期間よりも短くなっています。このため、phpMyAdmin "
+"に設定されているよりも早くログインの期限が切れます。"
 
 #: main.php:296
 msgid "The configuration file now needs a secret passphrase (blowfish_secret)."