The King of All Cosmos takes a break from celestial construction and takes the royal family on vacation to a tropical island paradise. Here, they become tasked with the responsibility of creating new katamari islands for homeless animals. The King's pint-sized son, the Prince, is called upon for this epic task with the help of all his cousins. Assume the role of the pint-sized prince and grow your katamari by rolling it around cleverly designed locations to collect objects throughout the world.