Could you enable WikiLove on ja.wikipedia? Local consensus to enable it as an opt-in feature [1] is made, and localization [2][3] is done.
[1] http://ja.wikipedia.org/wiki/WP:WIKILOVE/POLL?uselang=en
[2] http://translatewiki.net/w/i.php?title=Special%3ATranslate&task=view&group=ext-wikilove&language=ja&limit=100
[3] http://ja.wikipedia.org/wiki/MediaWiki:WikiLove.js?uselang=en
Version: unspecified
Severity: enhancement