Season 12 of One Piece is currently available in United States across 2 streaming offer(s).

One Piece – Season 12 (2026)

74%
TMDB7.4
14 episodes
24m

One Piece - Season 12 One Piece - Season 12 follows Monkey D. Luffy after he is separated from his crew during the events at Sabaody Archipelago. He crash-lands on Amazon Lily, an island...

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Synopsis

One Piece – Season 12

One Piece – Season 12 follows Monkey D. Luffy after he is separated from his crew during the events at Sabaody Archipelago. He crash-lands on Amazon Lily, an island inhabited exclusively by women who typically execute any male outsiders. As Luffy navigates this new, unfamiliar territory, he seeks a way to reunite with his friends and soon learns about the immediate danger facing his adopted brother, Portgas D. Ace. This season focuses on Luffy’s efforts to leave the island and intervene in the escalating global conflict.

One Piece – Season 12 Plot Summary

One Piece – Season 12 begins with Monkey D. Luffy finding himself marooned on Amazon Lily, a secluded island where men are forbidden and met with hostility. His arrival creates immediate conflict with the Kuja tribe, a society of powerful female warriors led by Boa Hancock, one of the Seven Warlords of the Sea. Luffy’s primary goal is to escape the island and locate his scattered Straw Hat crew. During his time on Amazon Lily, he must contend with the island’s rules and its formidable inhabitants. A significant turn occurs when Luffy discovers the impending public execution of his brother, Portgas D. Ace. This news shifts his focus, propelling him toward a new, urgent mission: to reach Impel Down, the world’s largest prison, and prevent Ace’s execution. The season depicts Luffy’s attempts to gain Boa Hancock’s assistance to achieve this goal.

One Piece – Season 12 Cast, Characters, and Arc

The core Japanese voice cast returns for One Piece – Season 12. Mayumi Tanaka provides the voice for Monkey D. Luffy, the protagonist whose journey to save his brother drives this season. Kazuya Nakai voices Roronoa Zoro, Akemi Okamura is Nami, Kappei Yamaguchi voices Usopp, and Hiroaki Hirata is Sanji. While the season primarily follows Luffy’s isolated storyline, the fates of the other Straw Hat Pirates are briefly shown as they too grapple with their new locations after being separated. A central figure in this arc is Boa Hancock, voiced by Kotono Mitsuishi, the Pirate Empress and ruler of Amazon Lily. Her interaction with Luffy is critical to his progress. The season covers the “Amazon Lily” arc, adapting material from volumes 53 and 54 of the manga. This arc introduces new allies and sets the stage for future events involving Portgas D. Ace.

Where to Watch One Piece – Season 12

One Piece – Season 12 is available for streaming in the US. Viewers can access this season through Crunchyroll. It is also available via the Crunchyroll Amazon Channel, allowing subscribers to watch within the Amazon Prime Video ecosystem. These platforms provide access to the full season, which originally aired in Japan from July to October 2009. Availability may vary by region or platform subscription status. For updated regional availability, checking the respective streaming service directly is recommended. Crunchyroll’s official website can provide specific streaming details.

How One Piece – Season 12 Fits the Series

Season 12 of One Piece is a pivotal entry, immediately following the Straw Hat Pirates’ devastating separation at the Sabaody Archipelago. This season diverges from the usual ensemble adventure, focusing almost entirely on Monkey D. Luffy’s individual journey. It establishes a critical turning point by introducing Amazon Lily and the character of Boa Hancock, who becomes an unexpected ally. More importantly, this season shifts the overarching narrative towards the rescue of Portgas D. Ace, setting up the massive Impel Down and Marineford arcs. The events here directly impact Luffy’s character development, forcing him to confront challenges without his crew for the first time in a major way. The experiences gained and alliances formed in this season are essential for the subsequent conflicts. It acts as a bridge, transitioning the story from the Grand Line adventures into the much larger, more severe global events that follow. Fans of the One Piece series will find this season crucial for understanding the motivations and transformations that drive Luffy’s journey post-timeskip.

Is One Piece – Season 12 Safe to Watch? (Age Rating Guide)

Official age rating not available.

Director Not available
Main Cast Mayumi Tanaka, Kazuya Nakai, Akemi Okamura, Kappei Yamaguchi, Hiroaki Hirata
Release Year Not available
Genre Not available

Frequently Asked Questions

What is One Piece – Season 12 about?

One Piece – Season 12 begins with Monkey D. Luffy finding himself marooned on Amazon Lily, a secluded island where men are forbidden and met with hostility. His arrival creates immediate conflict with the Kuja tribe, a society of powerful female warriors led by Boa Hancock, one of the Seven Warlords of the Sea.

Where can I watch One Piece – Season 12?

One Piece – Season 12 is available on Crunchyroll and Crunchyroll Amazon Channel.

Episode guide

Landing! The All-Female Island, Amazon Lily
Episode 408 July 5, 2009 24m

Landing! The All-Female Island, Amazon Lily

Luffy finds himself stranded and starving on a strange island. The rubber-man's amazing appetite puts his manhood in danger when he devours an array of exotic mushrooms!

Hurry Back to Your Friends! The Maiden Island Adventure
Episode 409 July 12, 2009 24m

Hurry Back to Your Friends! The Maiden Island Adventure

An army of scantily-clad women warriors want to investigate Luffy’s family jewels, but the captain of the Straw Hats is more interested in reuniting with his lost mates.

Everyone Falls in Love! Pirate Empress Hancock
Episode 410 July 19, 2009 24m

Everyone Falls in Love! Pirate Empress Hancock

The women chasing Luffy are loyal subjects of Boa Hancock, the curvaceous Warlord of the Sea. This stone-cold beauty is deadly, and she’s about to pick a fight with an entire fleet of marines!

The Secret Hidden on the Backs – Luffy and the Snake Princess Meet
Episode 411 August 2, 2009 24m

The Secret Hidden on the Backs – Luffy and the Snake Princess Meet

Luffy's search for a seaworthy vessel leads to a “drop-in” on the Snake Princess during the royal bathing hour. The view is world-class, but it might turn the rubber-man to stone!

Heartless Judgment! Margaret is Turned to Stone!!
Episode 412 August 9, 2009 24m

Heartless Judgment! Margaret is Turned to Stone!!

Boa Hancock makes Luffy mad when she turns Margaret into a statue. The Snake Princess may have bitten off more than she can chew by challenging the captain of the Straw Hats!

A Difficult Fight for Luffy! The Snake Sisters' Haki Power!!
Episode 413 August 16, 2009 24m

A Difficult Fight for Luffy! The Snake Sisters' Haki Power!!

The Snake Princess pits Luffy’s Gum-Gum abilities against the incredible Haki power of her serpentine sisters in a fight to the death. Will Luffy survive long enough to save his statuesque friends?

All-Out Special Power Battle!! Gum-Gum vs. Snake-Snake
Episode 414 August 23, 2009 24m

All-Out Special Power Battle!! Gum-Gum vs. Snake-Snake

Luffy kicks his attack mode into Second Gear to save a precious statue, and the snake sisters start to feel the Straw Hat heat. At the battle’s climax, Luffy makes an impression on his opponents.

Hancock's Confession – The Sisters' Abhorrent Past
Episode 415 August 30, 2009 24m

Hancock's Confession – The Sisters' Abhorrent Past

News of Luffy's run-in with the Celestial Dragons impresses the Snake Princess, so she tells him the story of her tortured past. Will his honorable nature speed Luffy toward a reunion with his crew?

Saving Ace! The Next Stop: the Great Prison!
Episode 416 September 6, 2009 24m

Saving Ace! The Next Stop: the Great Prison!

Luffy is mobbed by a hoard of pretty Kuja women eager to touch a real live man. Granny Nyon offers him safe haven, but what she has to say might sink his plans for a Straw Hat reunion.

Love is a Hurricane! Hancock Madly in Love!
Episode 417 September 13, 2009 24m

Love is a Hurricane! Hancock Madly in Love!

Boa Hancock’s illness threatens to sabotage Luffy’s rescue mission. However, the Snake Princess just can’t say “no” to the rubber-man, so a plan to save Ace is quickly hatched.

The Friends' Whereabouts – The Science of Weather and the Mechanical Island
Episode 418 September 20, 2009 24m

The Friends' Whereabouts – The Science of Weather and the Mechanical Island

While Luffy races to save Ace, Nami tries to survive life on Sky Island, and Franky dances up a snowstorm before making the switch from cola to tea!

The Friends' Whereabouts! An Island of Giant Birds and a Pink Paradise!
Episode 419 September 27, 2009 24m

The Friends' Whereabouts! An Island of Giant Birds and a Pink Paradise!

Chopper narrowly avoids being served for dinner in a land inhabited by giant birds, and Sanji’s refined tastes land him a role as a leading lady on the island of girlish hearts.

The Friends' Whereabouts – Bridging the Islands and Vicious Vegetations!
Episode 420 October 4, 2009 24m

The Friends' Whereabouts – Bridging the Islands and Vicious Vegetations!

Nico Robin finds herself trapped on the island of Tequila Wolf: a miserable land where children are forced to work as slaves. Elsewhere, Usopp tries to survive a run-in with a man-eating plant!

The Friends' Whereabouts! A Princess Negativity and the King of Demons!
Episode 421 October 11, 2009 24m

The Friends' Whereabouts! A Princess Negativity and the King of Demons!

Zoro is held against his will by the pink-haired princess of bad vibes, Brook gets mistaken for the king of darkness, and Luffy continues to eat his way toward a reunion with Fire-Fist Ace!

Videos: Trailers, Teasers, Featurettes

Cast

Mayumi Tanaka

Mayumi Tanaka

Monkey D. Luffy (voice)

Kazuya Nakai

Kazuya Nakai

Roronoa Zoro (voice)

Akemi Okamura

Akemi Okamura

Nami (voice)

Kappei Yamaguchi

Kappei Yamaguchi

Usopp (voice)

Hiroaki Hirata

Hiroaki Hirata

Sanji (voice)

Ikue Otani

Ikue Otani

Tony Tony Chopper (voice)

Yuriko Yamaguchi

Yuriko Yamaguchi

Nico Robin (voice)

Kazuki Yao

Kazuki Yao

Franky (voice)

Mahito Ohba

Mahito Ohba

Smoker (voice)

Cho

Cho

Brook (voice)

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