Artist, mangaka.
Japanese name: タジマ粒子 (Tajima Ryuushi)
The other names: 但馬 亮平 (Tajima Ryouhei) or たじまっくす (Tajimakkusu)
https://www.pixiv.net/users/4239212
https://www.pixiv.net/stacc/ryuushitajima
https://twitter.com/ryuushitajima
https://twitter.com/intent/user?user_id=1031139965705412608
https://particles.booth.pm
https://nijie.info/members.php?id=413679
https://ryuushitajima122.fanbox.cc
https://www.pixiv.net/fanbox/creator/4239212
https://bsky.app/profile/ryuushitajima.bsky.social
https://bsky.app/profile/did:plc:rr6b4xptglkuyvvnkeppdr2t
https://www.pixiv.net/stacc/r-tajima
https://twitter.com/kemo_9_1_sailor
https://twitter.com/tajimaparticle
https://twitter.com/intent/user?user_id=101894718
https://tajimaparticle.fanbox.cc
https://sketch.pixiv.net/@r-tajima
http://p.twipple.jp/user/astronotes122
