Matsuri Uta http://www.pixiv.net/member.php?id=70822

Also known as Matsuriuta and Rainbow Vanilla

A Bewildered Shadow Wolf Touhou Project Doujin released Oct 17 '14 Comedy
Junjou Eccentric Honey Face Touhou Project Doujin released Oct 22 '14 Comedy Moefication
Smiling Kokoro Education Touhou Project Doujin released Nov 21 '15 Comedy Kokoro x Satori Sequel Yuri
Blind Heart Education Touhou Project Doujin released May 5 '17 Comedy Kokoro x Satori