Doujin circle.

Circle name: Quadrastate

h4.See also

* Digital distribution site: "DLSite.com (JP":http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG04117.html "/ EN)":http://www.dlsite.com/ecchi-eng/circle/profile/=/maker_id/RG04117.html
* Circle blog: http://b.dlsite.net/RG04117/

* Art & identity thief account (banned): http://www.pixiv.net/member.php?id=917441 (According to "the circle's blog":[http://b.dlsite.net/RG04117/archives/51319977.html], this account was [i]NOT[/i] Quadrastate.)
quadrastate