Artist.
https://www.pixiv.net/users/1947421
https://www.pixiv.net/stacc/redtrain
https://twitter.com/G_504
https://twitter.com/intent/user?user_id=303060054
https://g504sousaku.fanbox.cc
https://www.pixiv.net/fanbox/creator/1947421
https://sketch.pixiv.net/@redtrain
