Artist.
Nickname: ムー (The artist uses the spelling "Moo")
Old name: セメント (Cement)
https://www.pixiv.net/users/14976
https://www.pixiv.net/stacc/mumumer
https://twitter.com/moo_ero
https://twitter.com/moo_mumumer
https://twitter.com/intent/user?user_id=605193430
https://twitter.com/intent/user?user_id=1478675802
https://nijie.info/members.php?id=59484
https://pawoo.net/@mumumer
https://pawoo.net/web/accounts/265019
https://mumumer.fanbox.cc
https://www.pixiv.net/fanbox/creator/14976
https://sketch.pixiv.net/@mumumer
https://skeb.jp/@moo_mumumer
https://misskey.io/@mumumer
https://misskey.io/users/9gtpn6kfk0
https://ask.fm/moo_gamer
https://bsky.app/profile/mumumer.bsky.social
https://bsky.app/profile/did:plc:irt44c4w3o5jgrup5ljln6o5
https://www.pixiv.net/stacc/muramasa-sushi
https://twitter.com/moo_gamer
https://www.deviantart.com/mumumer
https://sketch.pixiv.net/@muramasa-sushi
https://mumumer.tumblr.com
https://privatter.net/u/moo_gamer
http://p.twipple.jp/user/moo_gamer
