Artist, mangaka. The author of Tatemono Meguri [1].
Pen-name: 桐沢 十三 (Kirisawa Juuzou)
Circle & site name: キノコ灯 (kinokotou or kinoko-tou)
Names as a NSFW artist / mangaka: 午後13時 (Gogo 13-ji) or "PM13:00"
(Kirisawa alleges Gogo 13-ji is her friend.)
NSFW circle name: タケノコ灯 (takenokotou or takenoko-tou)