Artist.
Japanese name: クマハラ (Kumahara)
Old name: くまはら (Kumahara)
Circle name: ペトリコール (Petrichor)
https://www.pixiv.net/users/2650645
https://www.pixiv.net/stacc/kuma0225
https://twitter.com/kumahara225
https://twitter.com/intent/user?user_id=861135770
https://pawoo.net/@kumahara
https://pawoo.net/web/accounts/422592
https://tiw87h8i.fanbox.cc
https://www.pixiv.net/fanbox/creator/2650645
https://sketch.pixiv.net/@kuma0225
https://ask.fm/kumahara225
http://privatter.net/u/kumahara225
http://portal.circle.ms/Circle/Index/10383488
http://webcatalog.circle.ms/Perma/Circle/10383488
http://twpf.jp/kumahara225
