https://www.pixiv.net/users/67451583
https://www.pixiv.net/stacc/user_sieroo
https://twitter.com/Sieroo_
https://twitter.com/SmolKarte
https://twitter.com/intent/user?user_id=1252214366889340929
https://twitter.com/intent/user?user_id=1414435874524176392
https://sieroo.newgrounds.com
https://twitter.com/ItsSieroo
