Artist.
Nickname: vivi-兎 (reading is given as "Vivit" or "Bibitto")
The other name: 紅鏡 (Akagami)
Old name: 狂蝶
https://seiga.nicovideo.jp/user/illust/19209508
https://www.nicovideo.jp/user/19209508
https://ask.fm/akagami_1025
http://privatter.net/u/akagami_1025
https://www.pixiv.net/users/2670638
https://www.pixiv.net/users/5448849
https://www.pixiv.net/stacc/138420-1025
https://www.pixiv.net/stacc/06102425
https://twitter.com/akagami_1025
https://twitter.com/vivi_kisei1025
http://twitpic.com/photos/akagami_1025
