Games like Aoi Umi no Tristia: Nanoca Flanka Hatsumei Koubou ki

If you finished Aoi Umi no Tristia: Nanoca Flanka Hatsumei Koubou ki, the closest matches are Life Is Strange 2, Star Control: Origins, The Eden of Grisaia, Kindred Spirits on the Roof and If My Heart Had Wings. All 7 share its adventure genre and are ranked by how closely their themes and modes overlap.