Pachi-Slot Kids 2 is the second installment in the Pachi-Slot Kids series. Now, we follow Maiko's story, an American young boy who recently lost his mother. While she always told him that Maiko's father died soon after their child was born, she left a note in which she tells her son that Maiko's father is still alive and live somewhere in Japan, working as profesionnal slot master. Maiko then decides to fly to Japan in order to meet his father.