Artist, mangaka. The author of "Zetsubou Danshi to Chuugoku Musume". -> Champion Tap! / pixiv
Japanese name: 理央 (rio)
https://www.pixiv.net/users/2985190
https://www.pixiv.net/stacc/cat-rio
https://twitter.com/br_sss921
https://twitter.com/rio_under
https://twitter.com/intent/user?user_id=855967195
https://twitter.com/intent/user?user_id=1543190234
https://riotori.fanbox.cc
https://sketch.pixiv.net/@cat-rio
http://privatter.net/u/br_sss921
http://twitpic.com/photos/br_sss921
http://twitpic.com/photos/rio_under
