Formerly Black Drum Kingdom, an island granted to Wapol by the World Government as a site to manufacture Wapometal, a massive volcanic eruption a few years ago nearly destroyed the island. The entire surface of the stormy island is coated in obsidian, and only the bravest of travelers are willing to make the voyage to the somehow-intact Wapometal castle in the center..

An island mostly consisting of flat plains and grasslands, Centaurea is home to a Marine Base erected after the Revolutionaries fled the island when their leader vanished. With their recent resurgence, however, they have been steadily gathering forces to retake the island.

An island of frontier towns and logging camps working their way through the dense forest on the east side of the island. Some of the best guns in the world are made by the gunsmiths of this island.

An island that supposedly is home to at least one dojo of every martial arts style known to man... and one swordsman school run by a strange hermit. It is one of the few islands on the seas with no Marine presence, as the varying schools have refused any authority but their own.