Games like Nazo Waku Yakata: Oto no Ma ni Ma ni

If you finished Nazo Waku Yakata: Oto no Ma ni Ma ni, the closest matches are Vampire: The Masquerade - Bloodlines 2, Darq, Torchlight III, Pacify and The Dark Occult. All 8 share its adventure genre and are ranked by how closely their themes and modes overlap.