Nao-chan is a 3rd grader in elementary school. After school he always hangs out with his 3 friends Kinbe Tetsu-chan and Yama-cho. One day after school when they play around at a park they pick up smart card NORUMO. The smart card holds a large amount of money.
นักแสดง: Sugino Yosuke, Watanabe Keisuke