Setting of stage 4 of the Touhou game Subterranean Animism, located in the Underworld above the Old Hell of Blazing Fires. The home of Satori Komeiji, her sister Koishi and their pets Rin Kaenbyou (known as Orin) and Utsuho Reiuji (known as Okuu).
Best identified with its checkered tiles and stained glass windows depicting three-legged crow on its floor.