Artist. Formerly tagged as Leftwin666.
Japanese name: 形式 (Keishiki)
See also
- Pixiv account: http://www.pixiv.net/member.php?id=88930
- Nijie account: http://nijie.info/members.php?id=23514
- Twitter account: http://twitter.com/keishik
- Twitpic account: http://twitpic.com/photos/keishik