Games like Aokana: Four Rhythms Across the Blue Extra1

If you finished Aokana: Four Rhythms Across the Blue Extra1, the closest matches are Steins;Gate: Linear Bounded Phenogram, The Eden of Grisaia, The Labyrinth of Grisaia, Clannad and Suzumiya Haruhi no Yakusoku. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.