https://www.pixiv.net/users/8692865
https://www.pixiv.net/stacc/polyhedron2
https://twitter.com/21nordehylop
https://twitter.com/polyhedron12
https://twitter.com/polyhedron12_Z
https://twitter.com/intent/user?user_id=765192471550709761
https://twitter.com/intent/user?user_id=1187011215869923338
https://twitter.com/intent/user?user_id=1370760104409141252
https://sketch.pixiv.net/@polyhedron2
https://skeb.jp/@polyhedron12
https://www.youtube.com/@polyhedron514
https://www.youtube.com/channel/UCeysiWJaWh8J8tIAw0LJ7lQ
https://bsky.app/profile/polyhedron12.bsky.social
https://bsky.app/profile/did:plc:pscgkozybesiftj6qyke6ijw
