Games like Laid-Back Camp: Have a nice day!

If you finished Laid-Back Camp: Have a nice day!, the closest matches are Schrödinger's Call, Robotics;Notes DaSH, Tokyo Chronos, Tsuki ni Yorisou Otome no Sahou and Muv-Luv Photonmelodies. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.