kamosuke
Artist.
Pixiv nickname: 鴨介 (Kamosuke)
Twitter nickname: 鳥の人 (Tori no Hito)
See also
* Pixiv account: http://www.pixiv.net/member.php?id=65583
* Twitter account: http://twitter.com/kamosuke69
* Twipple photo images: http://p.twipple.jp/user/kamosuke69