https://www.pixiv.net/users/477478
https://twitter.com/kakontan
https://twitter.com/intent/user?user_id=201737433
https://nijie.info/members.php?id=43880
https://misskey.io/@kakontan
https://portal.circle.ms/Circle/Index/10133308
https://bsky.app/profile/kakontan.bsky.social
https://bsky.app/profile/did:plc:4a6ypcqvum4ssoter74tatpi