The Strange House manga volume 2 features story by Uketsu and art by Kyo Ayano.

The deeper I dig into the mystery of these strange houses, the more disturbing things get. Miyae-san's theories about the Saitama House were plenty chilling on their own, but with Kurihara's help, I've come to realize she's only scratched the surface of its secrets—literally. Why did it have a secret basement? And was it really used—as Kurihara suspects—as a morgue?