https://www.pixiv.net/users/10877828
https://www.pixiv.net/stacc/bellru
https://twitter.com/Berull_ogr
https://twitter.com/berull_sub
https://twitter.com/intent/user?user_id=1465863015098896384
https://twitter.com/intent/user?user_id=1832111518277836800
https://fantia.jp/35f5ae8c6f
https://fantia.jp/fanclubs/498021
https://berull.fanbox.cc
https://www.pixiv.net/fanbox/creator/10877828
https://skeb.jp/@Berull_ogr
https://misskey.io/@Berull_org
https://misskey.io/users/9ij28jx5ml