Games like Famicom Detective Club: The Missing Heir

If you finished Famicom Detective Club: The Missing Heir, the closest matches are Schrödinger's Call, AI: The Somnium Files - Nirvana Initiative, Lux-Pain, Shin Kamai-tachi no Yoru: 11nin-me no Suspect and Murder Club. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.