Games like Grauen no Torikago: Kapitel 4 - Kaikou

If you finished Grauen no Torikago: Kapitel 4 - Kaikou, the closest matches are Deadly Premonition, Corpse Party II: Darkness Distortion, Your Turn to Die: Death Game by Majority, The House in Fata Morgana: A Requiem for Innocence and 5 Days a Stranger. All 10 share its adventure genre and are ranked by how closely their themes and modes overlap.