Artist. Formerly tagged as t_kayanagi.
Japanese name: 長月 師走 (Nagatsuki Shiwasu) (Reading is a best guess)
Circle name: あめすくい (Amesukui)
https://www.pixiv.net/users/590927
https://www.pixiv.net/stacc/der_det
https://twitter.com/Dec_Sep
https://twitter.com/intent/user?user_id=55764871
http://mixi.jp/show_friend.pl?id=24492764
http://privatter.net/u/Dec_Sep
http://www.stickam.jp/profile/dec_sep
http://c10027334.circle.ms/oc/CircleProfile.aspx
http://c10057826.circle.ms/oc/CircleProfile.aspx
https://www.pixiv.net/stacc/t_kayanagi
http://twitpic.com/photos/Dec_Sep
