Baozishark https://www.pixiv.net/member.php?id=7215675

Also known as Bzsk.

Sleep Touhou Project Doujin released Jun 10 '18 Full colour Moderate amounts of sex NSFW Yukari x Yuyuko Yuri
Milk? Milk! Touhou Project Doujin released Jul 27 '19 Full colour Lactation Lots of sex NSFW Science babies Toys Yukari x Yuyuko Yuri
Let's Soak in the Hot Spring! Touhou Project Doujin released Feb 19 '21 Hot spring NSFW Yukari x Yuyuko Yuri