kahen_kyuuki
Artist.
Japanese name: 可変吸気 (Kahen Kyuuki) (reading is a best guess)
The other names: ハリタ (Harita), バルタイ (Barutai) or もっこり (Mokkori)
Site name: やせないか
See also
* Blog (empty): http://ddddd1234.blog17.fc2.com/
* Tinami account: http://www.tinami.com/creator/profile/3767
* Pixiv account: http://www.pixiv.net/member.php?id=29055
* Drawr account: http://drawr.net/zero111