Artist.
Nickname: ใใ (Yoye)
Old name: ็็ฝใถ ใใ (Mashiroke Yoye)
Circle & site name: ใฑใใงใฟใฃใ (Pandemic) (circle partner: Sougyoku)
Old circle name: pastel white
Old site name: ใณใธใฃใกใใฎใจใใๅฑ
(The artist is the leader of this XBOX360 Clan. It's not related to danbooru, though.)