https://www.pixiv.net/users/14835
https://www.pixiv.net/stacc/mana-mana
https://twitter.com/mana_mada
https://twitter.com/intent/user?user_id=1119267326
https://sketch.pixiv.net/@mana-mana
http://madamadamada.blog.fc2.com
http://www.doujinshi.org/browse/author/64003/Mana/
https://www.mangaupdates.com/authors.html?id=8490