Games like Titanic Mystery: Ao no Senritsu

If you finished Titanic Mystery: Ao no Senritsu, the closest matches are Tibby and the Lost and Found, The Seven Crystal Petals: The Blossom Realm, Romy & Max and the Hidden Rainforest, Doria & the Tide Song and The Unwoven Unicorn. All 8 share its adventure genre and are ranked by how closely their themes and modes overlap.