Plastic Moon is a circle composed of Kazumi(一美, not the same as the existing one).
https://www.pixiv.net/users/999031
https://www.pixiv.net/stacc/plastic-moon
https://pawoo.net/@plasticmoon
https://pawoo.net/web/accounts/25831
https://plasticmoon.fanbox.cc
https://sketch.pixiv.net/@plastic-moon
https://www.tinami.com/creator/profile/4708
https://twitter.com/kaz_plasticmoon
https://twitter.com/intent/user?user_id=104432244
http://twitpic.com/photos/kaz_plasticmoon
