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One Piece: Defeat the Pirate Ganzack! poster

One Piece: Defeat the Pirate Ganzack!

1998·Movie·29 min·6.6(63)

While Luffy and his crew of Zoro and Nami are starving on their small boat, they are attacked by a large monster. Nami is taken away, while Luffy and Zoro wash up on shore. There they meet a young girl, Medaka, and learn of the sad history of the island. The evil Pirate Ganzack has taken away all the men in the village and enslaved them, including Medaka's father. Now Luffy, Zoro, and Medaka must infiltrate Ganzack's base in order to rescue the villagers and Nami.

Where to watch One Piece: Defeat the Pirate Ganzack! in United States

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Click a service to open One Piece: Defeat the Pirate Ganzack! there. Availability last verified on June 20, 2026.

About One Piece: Defeat the Pirate Ganzack!

One Piece: Defeat the Pirate Ganzack! is a 1998 Japanese-language action, animation and comedy film directed by Goro Taniguchi. The cast is led by Urara Takano, Wataru Takagi, Megumi Toyoguchi. It has a runtime of 0h 29m. Viewers rate it 6.6/10 across 100 ratings.

One Piece: Defeat the Pirate Ganzack! was produced by Production I.G and made in Japan. It was released on July 26, 1998.

Director
Goro Taniguchi
Writers
Hiroaki Kitajima, Goro Taniguchi
Release date
July 26, 1998
Original language
Japanese
Status
Released
Country
Japan
Production
Production I.G
#pirate#based on manga#shounen#anime#original video animation (ova)

One Piece: Defeat the Pirate Ganzack! cast & crew

One Piece: Defeat the Pirate Ganzack! was directed by Goro Taniguchi and written by Hiroaki Kitajima and Goro Taniguchi.

The cast features Urara Takano as Monkey D. Luffy (voice), Wataru Takagi as Roronoa Zoro (voice), Megumi Toyoguchi as Nami (voice), Norio Wakamoto as Ganzack (voice), Ikuya Sawaki as Herring / Narrator (voice), and Jun Tanaka as Medaka (voice).

Behind the camera, it was produced by Hidekazu Terakawa and Tetsuo Otoku.

Is One Piece: Defeat the Pirate Ganzack! worth watching?

One Piece: Defeat the Pirate Ganzack! holds an audience score of 6.6/10 from 63 ratings, a solidly received action films.

At 0h 29m, it's an easy, time-light watch.

If you enjoy action, animation, and comedy, One Piece: Defeat the Pirate Ganzack! is worth a place on your watchlist.

How and where to watch One Piece: Defeat the Pirate Ganzack!

One Piece: Defeat the Pirate Ganzack! isn't currently available on major streaming services in United States. We track availability continuously — add it to your watchlist and we'll keep an eye out.

Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.

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Cast of One Piece: Defeat the Pirate Ganzack!

Urara Takano

Urara Takano

Monkey D. Luffy (voice)

Wataru Takagi

Wataru Takagi

Roronoa Zoro (voice)

Megumi Toyoguchi

Megumi Toyoguchi

Nami (voice)

Norio Wakamoto

Norio Wakamoto

Ganzack (voice)

Ikuya Sawaki

Ikuya Sawaki

Herring / Narrator (voice)

No photo

Jun Tanaka

Medaka (voice)

Takkô Ishimori

Takkô Ishimori

Skid (voice)

One Piece: Defeat the Pirate Ganzack! — FAQs

Where can I watch One Piece: Defeat the Pirate Ganzack! in United States?

One Piece: Defeat the Pirate Ganzack! is not currently available on major streaming services in United States. Availability changes often — check back soon.

What language is One Piece: Defeat the Pirate Ganzack! in?

One Piece: Defeat the Pirate Ganzack! is originally in Japanese. Subtitle and dub options vary by streaming service.

How long is One Piece: Defeat the Pirate Ganzack!?

One Piece: Defeat the Pirate Ganzack! runs 0 hours 29 minutes (29 minutes).

What is One Piece: Defeat the Pirate Ganzack! rated?

It holds a 6.6/10 audience score from 63 ratings.

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One Piece: Defeat the Pirate Ganzack! (1998) — where to watch online · SearchOTT