https://www.pixiv.net/users/55558105
https://www.pixiv.net/stacc/hardkoba
https://twitter.com/hardk0ba
https://twitter.com/intent/user?user_id=931375466581188608
https://www.deviantart.com/hardkoba
https://www.furaffinity.net/user/hardkoba
https://hardkoba.newgrounds.com
https://hardkoba.fanbox.cc
https://www.pixiv.net/fanbox/creator/55558105
https://www.patreon.com/hardkoba
