u_u_(mooooooou)
Artist.
Artist name: u.u
See also
* Pixiv account: http://www.pixiv.net/member.php?id=4040099
* NicoNico Douga account: http://www.nicovideo.jp/user/26376968
* NicoNico Seiga images: http://seiga.nicovideo.jp/user/illust/26376968?target=illust_all