Carcharias http://www.pixiv.net/member.php?id=1006311

Also known as Cis and Cercis

https://www.pixiv.net/en/users/27883304

Yuuka Kazami’s Sunflower Field Touhou Project Doujin released Jul 24 '11 Comedy
Chu-chu Lovely Muri-muri Namusan! Touhou Project Doujin released Oct 30 '11 Comedy Ecchi What the fuck am I reading?
No More Rice! Touhou Project Doujin released Nov 13 '11 Comedy What the fuck am I reading?
Itoshii Koishi Kimi Koishi-chan Koishi by Carcharias, Kurona, and Tako Touhou Project Doujin released May 14 '12 4-koma Comedy Creepy
What About a Gensokyo Battle? – Sanae’s Night Fever Touhou Project Doujin released May 12 '14 Comedy
Grief Orb Touhou Project Doujin released Mar 16 '15 Drama Fantasy
Whose Child Is This A Frog’s Child Touhou Project Doujin released Apr 1 '18 Comedy