uro_(m369)
Artist.
Japanese name: 烏鷺 (Uro) (reading is a best guess)
See also
* Pixiv account: http://www.pixiv.net/member.php?id=2499398
* Niconico account: http://www.nicovideo.jp/user/18885422
* Niconico Seiga: http://seiga.nicovideo.jp/user/illust/18885422?target=illust_all