The Straw Hats encounter a city in the middle of a whirlpool, called the Ocean’s Navel, that is being destroyed by giant monsters. These monsters supposedly protect a treasure capable of granting wishes, but in the process of defeating these guardians, the crew ends up releasing another evil. (aired after Episode 53) (Source: Wikipedia)

The story opens on Pirate Zap’s ship, where two of his crew, Bonnie and Max, are tired and want to escape, but unfortunately they have no money. Three children were being held captive on the ship overhear them. The eldest, Amanda, who’s father was a pro treasure hunter, knows the whereabouts of a great treasure, […]

Takes part a while after Ikki accepts Simca’s offer to become the new leader of Genesis. Shows the Battle between Kogarasumaru and Potemkine. The episode takes place between episodes 21 and 22 of the main series.

After the losing of magical ability to become witches, they once again become them. But, now they have to go through tests from the Witches of the Witch World. They also meet a new member, from New York, U.S. comes Momoko (the yellow Ojamajo). (Source: ANN)