kasema_yukinari
Artist.
Japanese name: 枷間 幸成 (Kasema Yukinari)
Site name: 灰色空模様
Circle name: 雨天決行企画
See also
* Home page: http://kasema516.web.fc2.com/
* Pixiv account: http://www.pixiv.net/member.php?id=13918
* Old home page (1) (dead): http://kasema516.hp.infoseek.co.jp/
* Old home page (2) (dead): http://osaka.cool.ne.jp/kasema/