COCCO

https://www.pixiv.net/member.php?id=364008
http://coccosaco.blog116.fc2.com/

Touhou Gakuen Touhou Project Doujin released Aug 23 '10 4-koma Alternate reality Chen x Ran Comedy Reimu x Yukari School life Yuri
Patchouli & Koakuma Touhou Project Doujin released Jan 21 '11 Comedy Koakuma x Patchouli Mangaka Yuri