https://www.pixiv.net/users/2023502
https://www.pixiv.net/stacc/tsunkatsu
https://twitter.com/kanisusi
https://katsu.booth.pm
https://pawoo.net/@tsunkatsu
https://pawoo.net/web/accounts/393340
https://sketch.pixiv.net/@tsunkatsu
https://bsky.app/profile/kanisusi.bsky.social
https://crepu.net/user/aIOeFwwipbBeJTb
https://poipiku.com/79722/
https://twitter.com/katsuyoshiaroha
https://twitter.com/intent/user?user_id=1195343980159848450
