Artist, mangaka.
Infamous for his dark, depressing Touhou doujins. Pixiv has a joke tag for this artist's doujin announcement: で、誰が死ぬんです? (So who will die next?)
Japanese name: うがつ まつき (Ugatsu Matsuki)
Circle name: あさつき堂 (Asatsuki Dou)
https://www.pixiv.net/users/2625
https://www.pixiv.net/stacc/ugatsu
https://twitter.com/ugatsu
https://twitter.com/intent/user?user_id=51124641
https://pawoo.net/@ugatsu
https://pawoo.net/web/accounts/314613
https://b51k66eq.fanbox.cc
https://sketch.pixiv.net/@ugatsu
http://c10002242.circle.ms/oc/CircleProfile.aspx
http://c10038517.circle.ms/oc/CircleProfile.aspx
http://doujinshi.mugimugi.org/browse/circle/17410/
http://twitpic.com/photos/ugatsu
http://yfrog.com/user/ugatsu/photos
