diff --git a/po/ja.po b/po/ja.po
index 4e7a8ecc4..0e1f74d3f 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 04:11+0200\n"
+"PO-Revision-Date: 2011-04-19 04:12+0200\n"
 "Last-Translator: Yuichiro <yuichiro@pop07.odn.ne.jp>\n"
 "Language-Team: japanese <jp@li.org>\n"
 "Language: ja\n"
@@ -9298,7 +9298,7 @@ msgstr ""
 msgid ""
 "%sBzip2 compression and decompression%s requires functions (%s) which are "
 "unavailable on this system."
-msgstr ""
+msgstr "%sBzip2の圧縮と解凍%sには関数 (%s) が必要です。それらがこのシステムでは使用できません。"
 
 #: setup/lib/index.lib.php:255
 msgid ""