Artist.
Japanese name: ็ฝ้ฝ ใใ (Shiroto Iku) or ใใใจ (Shiroto)
See also
- Pixiv account for her arts created by someone's request: http://www.pixiv.net/member.php?id=3477554
- (The artist said that "Images on this account should not be used on in other websites, except by the person who requested it.")