Games like Higurashi no Naku Koro ni Hou: Outbreak

If you finished Higurashi no Naku Koro ni Hou: Outbreak, the closest matches are The House in Fata Morgana: A Requiem for Innocence, EviscerateThisGirl.com, Class Reunion Chat Room, A Circle of Charity and Paper Brexit. All 9 share its visual novel genre and are ranked by how closely their themes and modes overlap.