Also known as: 間宮くんちの五つ子事情
A 2016 Incest-Harem eroge developed & published by CUBE, with art by Kanekiyo Miwa.
Characters
- Mamiya Moeri (2nd quintuplet)
- Mamiya Nekoto (5th/youngest quintuplet)
- Mamiya Ryouta (4th quintuplet)
- Mamiya Tamane (3rd quintuplet)
- Mamiya Yakumo (1st quintuplet)
- Shijouin Ririka
