Artist.
Artist name: key (pronounced as ケイ, "Kei")
Circle name: 月ノ鍵 (Tsuki no Kagi)
Site name: "key's diary Caramella"
https://www.pixiv.net/users/1342616
https://www.pixiv.net/stacc/key_luna
https://twitter.com/key_luna
https://twitter.com/intent/user?user_id=95466762
https://www.tinami.com/creator/profile/32705
http://www.stickam.jp/profile/key_luna
http://c10024691.circle.ms/oc/CircleProfile.aspx
http://c10056454.circle.ms/oc/CircleProfile.aspx
http://pixiv.cc/key_luna
http://p.twipple.jp/user/key_luna
http://twitpic.com/photos/key_luna
http://yfrog.com/user/key_luna/photos
