azuma_ren
Artist.
Japanese name: あづま煉 (Azuma Ren)
Circle name: 休憩所の東 (Kyuukeijo no Higashi)
See also
* Home Page: http://east.s140.xrea.com/
* Pixiv account: http://www.pixiv.net/member.php?id=67073
* Twitter account: http://twitter.com/adumaren
* Doujinshi DB: http://doujinshi.mugimugi.org/browse/author/42617/East/