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Season guide

One Piece: Fishman Island

58 episodes Updated Oct 3, 2026

The Straw Hat Pirates finally arrive at Fishman Island during their journey. Upon their arrival, the crew learns the history of Fisher Tiger and the ongoing discrimination between humans and fishmen. Meanwhile, the New Fishman Pirates plot to overtake the Ryugu Kingdom and make fishmen be recognized as the supreme race, setting the stage for major conflict within the underwater realm.

Previously on One Piece

Season 14 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ The series follows the adventures starting after the execution of the fearsome Pirate King, Gol D. Roger, who left behind the famous One Piece treasure.
  • ⚡ Monkey D. Luffy, a boy who consumed a Devil Fruit, decides to follow in the footsteps of his idol to claim the treasure and become the new King of the Pirates.
  • ⚡ The narrative features the Straw Hat Pirates as the central crew traveling across various locations.
  • ⚡ The overarching lore involves the pursuit of the One Piece and the dynamics of the world's various groups and kingdoms.
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Season overview

The Straw Hat Pirates finally arrive at Fishman Island during their journey. Upon their arrival, the crew learns the history of Fisher Tiger and the ongoing discrimination between humans and fishmen. Meanwhile, the New Fishman Pirates plot to overtake the Ryugu Kingdom and make fishmen be recognized as the supreme race, setting the stage for major conflict within the underwater realm.

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Season 14 Episodes

Episode Guide

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Binge Efficiency Engine

Season 14: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

12%
88%
Mytharc (7): Crucial lore & season climaxes
Core (51): Character development & subplots
Side Quest (0): Standalone / filler
S14·E523 Mytharc

A Surprising Fact! The Man Who Guarded the Sunny!

Nov 13, 2011 · 24 min

As word of the Straw Hat resurrection spreads through the Navy, Luffy and his crew get acclimated to their underwater environment, and Franky reveals the startling identity of the

S14·E525 Core

Lost in the Deep Sea! The Straw Hats Get Separated!

Nov 27, 2011 · 24 min

After their quarrel with the Kraken, the Straw Hats find themselves in hot water as Luffy, Zoro, and Sanji turn up missing, and the rest of the crew runs short on air!

S14·E527 Core

Landing at the Fish-Man Island! Beautiful Mermaids!

Dec 11, 2011 · 24 min

The Straw Hat Pirates encounter Hammond, some sea-beasts and other fishmen from the New Fishman Pirates. Franky launches the Coup de Burst towards Fishman Island to escape the pira

S14·E528 Core

Excitement Blow-out! Sanji's Life Under Threat!

Dec 18, 2011 · 24 min

When Sanji gets up close and personal with a mesmerizing mermaid, his extreme fondness for the female form lands him in a life and death situation. Could the Straw Hat chef die fro

S14·E531 Core

Ryugu Palace! Taken by the Shark that They Saved!

Jan 15, 2012 · 24 min

A trio of unsuspecting mermaids find themselves in hot water after releasing a bad guy from his barrel of a prison. Over at the royal palace, Luffy gets up close and personal with

S14·E533 Core

It's An Emergency! The Ryugu Palace Is Occupied!

Jan 29, 2012 · 24 min

With their backs against the wall, the Straw Hats are forced to take King Neptune and his men hostage. On the other side of the palace, Luffy and the Mermaid Princess make plans to

S14·E536 Mytharc

The Ryugu Palace Fight! Zoro vs. Hordy!

Feb 13, 2012 · 24 min

Robin ventures into the forest in search of ancient secrets, Zoro takes to the water for a slicing, dicing showdown with Hordy Jones, and Luffy is branded a royal kidnapper by an a

S14·E537 Core

Keep Shirahoshi Safe! Decken Close Behind!

Feb 26, 2012 · 24 min

Luffy, Chopper, and Sanji are taken prisoner by a fish mob just as Vander Decken launches an attack the princess! Elsewhere, Zoro continues his battle with Hordy, and Nami hitches

S14·E540 Core

A Hero Who Freed The Slaves! An Adventurer Tiger!

Mar 25, 2012 · 24 min

Jimbei continues his story with tales of fish-men taken as slaves, Queen Otohime’s fierce devotion to her people, the legend of Fisher Tiger, and the sinister rise of Arlong.

S14·E541 Core

Kizaru Appears! A Trap To Catch Tiger!

Apr 1, 2012 · 24 min

Arlong’s violent tendencies are condemned by Fisher Tiger, and the arrival of a young human girl teaches the Fish-Man Pirates a lesson in compassion.

S14·E542 Core

A Team Is Formed! Save Chopper (II)

Apr 8, 2012 · 24 min

Toriko and Luffy continue their search for the ingredients to save Chopper on To-Chuka Island. The crossover starts on Toriko E51 The Reunion of Toriko and Luffy! Find the Seafood

S14·E544 Core

The Sun Pirates Split! Jimbei vs. Arlong!

Apr 22, 2012 · 24 min

After the death of Fisher Tiger, Arlong's abuse of humans lands him in jail, Jimbei becomes the captain of the Sun Pirates, and Queen Otohime's passion to see her vision come true

S14·E545 Core

Shaking Fish-Man Island! A Celestial Dragon Drifts In!

Apr 29, 2012 · 24 min

Tensions run high when a slave-owning Celestial Dragon washes up on Fish-Man Island. His former captives cry for out for blood, but Queen Otohime sees it as a chance to mend fences

S14·E546 Core

A Sudden Tragedy! A Gunshot Shuts Down the Future!

May 6, 2012 · 24 min

After an agonizing absence, Queen Otohime returns to her people with exciting news. Unfortunately, a horrific act of violence derails the queen’s mission and changes life on Fish-M

S14·E547 Core

Back to the Present! Hordy Makes a Move!

May 13, 2012 · 24 min

Jimbei reaches the heartbreaking conclusion in the story of Queen Otohime, Nami does something completely unexpected, and Hordy Jones makes a foreboding appearance!

S14·E549 Core

A Rift Opens Up! Luffy vs. Jimbei!

May 27, 2012 · 24 min

Luffy and Jimbei come to blows over how to handle Hordy’s uprising. Back at the palace, Brook embarks on an out of body experience with hopes of saving his mates!

S14·E551 Core

The Battle is on! At Conchcorde Plaza!

Jun 10, 2012 · 24 min

Hordy’s rampant use of the energy steroid makes him bigger, stronger, and scarier than ever before! The Fish-Man princes join the battle, but even they may not be strong enough to

S14·E553 Mytharc

Shirahoshi's Tears! Luffy Finally Shows Up!

Jun 24, 2012 · 24 min

Shirahoshi reveals that she knew the truth about her mother’s murder all along, and Luffy makes a bone-crushing entrance when the princess needs him most!

S14·E556 Core

Unveiled! The Secret Weapons of the Sunny!

Jul 15, 2012 · 24 min

Hordy’s men keep attacking, but the Straw Hats have new weapons at their disposal! Franky unleashes the fury of the Black Rhino, and Luffy turns the tables on Hordy with a little h

S14·E557 Core

Iron Pirates! General Franky Appears

Jul 29, 2012 · 24 min

Franky dazzles Usopp and Chopper by transforming into a gigantic fighting robot, Hordy tries to blackmail the Kraken, and Luffy introduces his fist to the Fish-man’s face!

S14·E559 Core

Hurry Up, Luffy! Shirahoshi's Desperate Situation

Aug 12, 2012 · 24 min

Shirahoshi summons the courage to risk everything to save her world, Luffy puts his own life in peril by venturing into the ocean, and Hordy’s devious nature fully comes to the sur

S14·E560 Core

The Battle Begins! Luffy Vs. Hordy!

Aug 19, 2012 · 24 min

Luffy sets the stage for a final battle with Hordy, Sanji kicks a giant in defense of Nami’s honor, and Zoro puts his blades to the ultimate test against a steroid-powered fighting

S14·E562 Core

Luffy Loses the Fight?! Hordy's Long Awaited Revenge!

Sep 2, 2012 · 24 min

Luffy is the only one who can stop Hordy, but he’ll need air to survive the fight, so Shirahoshi’s big brother risks his own life in heroic attempt to get Luffy a bigger bubble!

S14·E563 Core

A Shocking Fact! The True Identity of Hordy!

Sep 9, 2012 · 24 min

While the rest of the Straw Hats continue to fight bravely, Luffy tries to find a way to save the island, and the horrible truth about Hordy’s hatred for humans is finally revealed

S14·E564 Core

Back to Zero! Ernest Wishes for Luffy!

Sep 16, 2012 · 24 min

Hordy’s twisted past takes center stage in a Fish-man flashback. Meanwhile, Shirahoshi’s brother begs Luffy to save his beloved homeland and wipe out the anti-human element!

S14·E565 Core

Luffy's All-out Attack! Red Hawk Blasts!

Sep 23, 2012 · 24 min

Luffy’s fist of fire puts Hordy down for the count, and the rest of the Straw Hats try to make short work of the remaining Fish-Man Pirates. Meanwhile, a very big boat looms overhe

S14·E567 Core

Stop, Noah! Desperate Elephant Gantling!

Oct 7, 2012 · 24 min

After defeating Hordy, Luffy turns his attention to stopping the Noah from crushing Fish-Man Island. Straw Hats and Fish-Men alike watch as Luffy tries to obliterate a boat with a

S14·E568 Core

To the Future! The Path to the Sun!

Oct 14, 2012 · 24 min

Fish-Man Island was saved by the timely arrival of the Sea Kings, but all is not well. Luffy lost a lot of blood in his battle with Hordy, and fish-to-human transfusions are strict

S14·E571 Core

She Loves Sweets! Big Mom of the Four Emperors!

Nov 4, 2012 · 24 min

When Luffy, Zoro, and Sanji stumble upon a couple of Big Mom’s henchmen extorting sweets from the peaceful people of Fish-Man Island, the Straw Hats make a new – and very powerful

S14·E574 Core

To the New World! Heading for the Ultimate Sea!

Nov 25, 2012 · 24 min

Luffy and Usopp’s extreme deep sea fishing adventure lands the crew in the middle of a deadly whirlpool, but an unexpected encounter with a pod of giant whales may bail the Straw H

S14·E575 Core

Z's Ambition! Lily the Little Giant!

Dec 2, 2012 · 24 min

Luffy’s arrival in the New World is marked by violent weather and the discovery of a tiny stowaway. When the Straw Hats agree to help their new friend, it could lead to big trouble

S14·E576 Core

Z's Ambition! A Dark and Powerful Army!

Dec 9, 2012 · 24 min

Nami hatches a plan to save Lily’s father, but the arrival of an ex-marine madman throws a monkey wrench into the rescue mission.

S14·E578 Core

Z's Ambition! Luffy vs. Shuzo!

Dec 23, 2012 · 24 min

Shuzo and his clan are in hot pursuit of the Straw Hats after using a Vivre Card to track them. Shuzo puts up a good fight displaying strong Haki, but Luffy and Lily are able to co

S14·E579 Mytharc

Arriving! A Burning Island - Punk Hazard!

Jan 6, 2013 · 24 min

A desperate cry for help leads the Straw Hats to Punk Hazard, an island engulfed in flames and inhabited by a mythic beast that could make short work of Luffy and the gang!

S14·E580 Mytharc

A Battle in the Heat! Luffy vs. The Giant Dragon!

Jan 13, 2013 · 24 min

Luffy, Robin, Usopp, and Zoro face down a powerful dragon as the battle heats up on Punk Hazard! And Luffy finds himself on the dragon's back during the attack, a mysterious discov

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