https://www.pixiv.net/users/1608315
https://www.pixiv.net/stacc/diamond18
https://twitter.com/oyukichidon
https://twitter.com/intent/user?user_id=766084328
https://seiga.nicovideo.jp/user/illust/12589842
https://www.nicovideo.jp/user/12589842
https://oyukichidon.fanbox.cc
https://sketch.pixiv.net/@diamond18
http://piapro.jp/yukichi18
https://twitter.com/aoba_y18