mayoko (sisqo 5003)
Artist, illustrator.
Japanese name: まよこ (Mayoko)
Circle name: コペリトール (Coperithr) (reading is a best guess)
See also
- Pixiv account: http://www.pixiv.net/member.php?id=66620
- Twitter account: http://twitter.com/ma_45
- Twitpic account (server stopped): http://twitpic.com/photos/ma_45