On the World Map, moving from Loguetown, to Shells Town, to Windmill Village, to Baratie, and back to Loguetown will unlock a new island with an optional boss fight with Kuzan (2 Years).

The physical US release of the game was sold exclusively through Gamestop/EB Games and Namco Bandai's online store. Only 16,000 physical copies were made of the game, and each copy was individually numbered.

The American 3DS release of the game did not retain the opening song from the Japanese release, "Eternal Waves" by TRIPLANE.