Cosmic — https://twitter.com/crownclowncos

Also known as Yuukanchi, Cosmic, and Youkanchi

Johari Garden Touhou Project Doujin released Feb 26 '13 Drama Incest Koishi x Satori Philosophical Violence Yuri

Zuikaku Gets Turned On by Shoukaku in Diapers Kantai Collection Doujin released May 18 '16 Diaper Disability Drama Moderate amounts of sex NSFW Shoukaku x Zuikaku Yuri

Hello & Hello Kantai Collection Doujin released Aug 24 '16 Drama Mutsu x Nagato Yuri

Hello & Hello (second part) Kantai Collection Doujin released Dec 30 '16 Drama Mutsu x Nagato Sequel Yuri

Flower & Knife by Cosmic and Minakata Sunao Touhou Project Doujin released Oct 21 '18 Meiling x Sakuya Yuri

Sisters War! Girls und Panzer Doujin released Jul 29 '20 Action Incest Maho x Miho School life Yuri

Hello & Hello (Third Part) Kantai Collection Doujin released Aug 1 '20 Drama Mutsu x Nagato Sequel Yuri