nosuke_(ein-pha)
Artist.
Japanese name: のすけ (Nosuke)
Circle name: あいんぱ (Ainpa, the artist uses this spelling: "Ein-pha")
See also
* Pixiv account: http://www.pixiv.net/member.php?id=32898
* Digital distribution site: DLSite.com
* Old home page (dead): http://www113.sakura.ne.jp/~nosuke/einpha/index.html