https://www.pixiv.net/users/48143
https://www.pixiv.net/stacc/koukoku0716
https://twitter.com/koukoku0716
https://twitter.com/koukoku_sub
https://twitter.com/intent/user?user_id=103263841
https://twitter.com/intent/user?user_id=1099581595084718080
https://fantia.jp/fanclubs/14077
https://fantia.jp/koukoku
https://pawoo.net/@taosama
https://pawoo.net/web/accounts/151929
https://koukoku.fanbox.cc
https://www.pixiv.net/fanbox/creator/48143
https://sketch.pixiv.net/@koukoku0716
https://www.dlsite.com/maniax/fsr/=/keyword_creater/"コウコク"
https://www.melonbooks.co.jp/search/search.php?name=コウコク&text_type=author
https://www.pixiv.net/stacc/taosama
