https://www.pixiv.net/users/4378698
https://www.pixiv.net/stacc/hasumi72
https://twitter.com/hasumi72
https://twitter.com/intent/user?user_id=1005506006
https://sketch.pixiv.net/@hasumi72
https://www.tinami.com/creator/profile/9747
http://hasumi72.web.fc2.com
https://www.mangaupdates.com/authors.html?id=6001
