Sei Mikaeru Joshi Gakuen
聖ミカエル女子学園
Company
Primary language: Japanese
a.k.a. St. Michael Girls' School
Official website - VNStat
Originated from: Yurin Yurin
A yuri-dedicated brand formed by the creators of Sono Hanabira ni Kuchizuke o, named after the school in which that series takes place.