Please see detail profile in Japanese Wikipedia (JAWP)(Japanese language, 日本語). Sysop since from February 9, 2008 13:27(UTC) on JAWP. Bureaucrat since from October 5, 2008 10:02(UTC) on JAWP. CheckUser since from October 7, 2008 17:33(UTC) on JAWP.(Resignation already) CheckUser suspended while arriving at Ombudsman (Feb 2010 - Feb 2011).
If you find this page on any site other than a Wikimedia one, you are viewing a mirror site. Be aware that the page may be outdated, and that the user whom this page is about may have no personal affiliation with the site. The original page is located at https://meta.wikimedia.org/wiki/User:Carkuni.