Games like Chiki-chiki Machine Mou Race 2: In Space

If you finished Chiki-chiki Machine Mou Race 2: In Space, the closest matches are Steins;Gate: Linear Bounded Phenogram, LEGO Island 2: The Brickster's Revenge, Alien Function, Neighbours and Chikyuu Bouei Shoujo Iko-chan: UFO Daisakusen. All 8 share its adventure genre and are ranked by how closely their themes and modes overlap.