Artist.
Japanese name: けつばん (Ketsuban)
Old name: 琴宮那月 (Kotomiya Nazuki)
Old site name: ましろばん
https://www.pixiv.net/users/355167
https://www.pixiv.net/stacc/kokuenn1021
https://seiga.nicovideo.jp/user/illust/8973267
http://com.nicovideo.jp/community/co1086677
http://www.nicovideo.jp/mylist/11282044
https://www.nicovideo.jp/user/8973267
https://nijie.info/members.php?id=136309
https://pawoo.net/@kokuenn1021
https://pawoo.net/web/accounts/174564
https://sketch.pixiv.net/@kokuenn1021
http://mixi.jp/show_friend.pl?id=5432504
http://photo.mixi.jp/home.pl?owner_id=5432504
https://twitter.com/ketuban1021
