yuitsuki_en
Artist, illustrator.
Japanese name: 唯月 焔 (Yuitsuki En)
See also
* http://www.fast-d.com/search/engineers/6115
* Blog: http://yaplog.jp/yueyuey/
* Pixiv account: http://www.pixiv.net/member.php?id=2155191
* Imagis account: http://imagis.jp/user/3229
* Tinami account (unconfirmed): http://www.tinami.com/creator/profile/47827
* PortalGraphics.net: http://www.portalgraphics.net/pg/profile/?user_id=1786
* FastDesign creator's info: http://www.fast-d.com/search/engineers/6115