Super Momotarou Dentetsu DX is a game about a group of children who are tasked with retrieving magical pearls from various islands, each controlled by demons. The children must work together to defeat these enemies and collect the pearls before they are stolen by the main antagonist.
The gameplay revolves around racing and collecting items while navigating through a series of challenges on different islands. Players control one of three characters - Momotarou, Pukumon, or Raikoh - as they compete in various events such as sprints, obstacle courses, and hill climbs to collect as many pearls as possible.