Artist. Formerly tagged as Oka (Pixiv36449).
Artist name: oka
Other nickname / pixiv ID: okamuamu
Twitter ID: umanihiki
See also
- Pixiv account: http://www.pixiv.net/member.php?id=36449
- Twitter account: http://twitter.com/umanihiki
- Alt Twitter account: https://twitter.com/oka_madomagi
- Twitpic account: http://twitpic.com/photos/umanihiki
