Live2D rigger. The art posted on their accounts is not from them but art they commisioned. The name of the artist is mentioned in the comment.
https://www.pixiv.net/users/4184082
https://www.pixiv.net/stacc/debris-industry
https://twitter.com/DebrisIndu60082
https://twitter.com/intent/user?user_id=1781020347757924356
https://pawoo.net/@vphch
https://debris-industry.fanbox.cc
https://www.pixiv.net/fanbox/creator/4184082
https://sketch.pixiv.net/@vphch
https://www.pixiv.net/stacc/vphch
https://phy-animation.fanbox.cc
