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)+ More
More Seasons
One Piece Special: Adventure in the Ocean's Navel
One Piece Special: Open Upon the Great Sea! A Father's Huge, HUGE Dream!
One Piece Special: Protect! The Last Great Performance
One Piece Special: The Detective Memoirs of Chief Straw Hat Luffy
One Piece: Episode of Nami - Tears of a Navigator and the Bonds of Friends
One Piece: Episode of Luffy - Hand Island Adventure
One Piece: Episode of Merry - The Tale of One More Friend
One Piece 3D2Y: 15th Anniversary
One Piece: Episode of Sabo - The Three Brothers' Bond
One Piece: Adventure of Nebulandia
One Piece: Heart of Gold
One Piece: Episode of East Blue
One Piece: Episode of Skypiea
One Piece: Barto's Secret Room
Characters & Voice Actors
Monkey D., Luffy
Main
Tanaka, Mayumi
Japanese
Nami
Main
Okamura, Akemi
Japanese
Roronoa, Zoro
Main
Nakai, Kazuya
Japanese
Sanji
Main
Hirata, Hiroaki
Japanese
Usopp
Main
Yamaguchi, Kappei
Japanese
Captain Joke
Supporting
Ootsuka, Akio
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