Boku no Natsuyasumi Portable 2: Nazo Nazo Shimai to Chinbotsusen no Himitsu

The main character spends his summer vacation at his aunt and uncle's bed and breakfast in a southern Japanese coastal town. Features from the first game, like collecting and bug battles, return, along with new facets, like swimming. The player controls the main character for the thirty-one days of August 1975.