Touhou: Red Empress Devil

The Scarlet Devil Mansion, which has become an endless dungeon! The Scarlet Devil Mansion is a dungeon that changes its appearance every time you enter it, thanks to Sakuya Izayoi's ability.

Touhou: Red Empress Devil is a bullet-hell shooting roguelike action game. Set in The Scarlet Devil Mansion, the inhabitants of Gensoukyou go on a rampage!