Artist.
Japanese name: 温泉マン (Onsen Man)
Old names: "yuryy" or ゆらり (Yurari)
Circle name: 山芋亭
https://twitter.com/onsen_man
https://twitter.com/intent/user?user_id=197990835
https://nijie.info/members.php?id=48295
http://portal.circle.ms/Circle/Index/10094555
http://webcatalog.circle.ms/Perma/Circle/10094555
https://www.pixiv.net/users/18804198
https://www.pixiv.net/stacc/onsen_man
http://twitpic.com/photos/yurari_yurara