One Piece Season 4

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Anime

10 Seasons

25m

Countless souls have been lured along the Grand Line in pursuit of the legendary One Piece! Luffy D. Monkey is a young pirate with a dream: to prove the legend true and be king of them all!

Season 4, 119 Episodes

S4 E1

Great adventure at long ring long land!,

Luffy and his mates survive and near-death encounter with some mischievous sea monkeys only to land on a mysterious island where everything is much longer than it should be!

14+ 24m 1999

S4 E2

A davy back with the foxy pirates!,

After a loyal horse and his recently-returned master are assaulted by thugs, Luffy is drawn into a Davy Back Fight with the Foxy Pirates. The Straw Hat captain never backs down from a challenge, but this contest could cost him his crew!

14+ 24m 1999

S4 E3

Round 1! One lap of the donut race!,

The Davy Back Fight begins with a treacherous Donut Race around Ling Ring Long Land! The Straw Hats square off against the Foxy Pirates in a battle to see who loses a crew member!

14+ 24m 1999

S4 E4

Silver fox foxy! The merciless interference!,

Nami uses her considerable skill as a navigator to put the Straw Hats on the verge of victory, but the captain of the Foxy Pirates has more than a few dirty tricks up his sleeve!

14+ 24m 1999

S4 E5

Round 2! Shoot it into the groggy ring!,

Thanks to some foxy sabotage, Chopper has been lost to the enemy. The only hope for getting him back lies with Zoro and Sanji, but can they learn to work together in time to save the little reindeer?

14+ 24m 1999

S4 E6

A barrage of red cards in groggy ring!,

Sanji and Zoro take a beating at the hands of the Groggy Monsters, but they won’t give up the fight. With a little luck – and some teamwork – they’ll emerge victorious from round two of the Davy Back Fight!

14+ 24m 1999

S4 E7

Round 3! The round-and-round roller race!,

Round three of the Davy Back Fight is a rip roaring roller derby! Chopper’s fate still hangs in the balance, and the Straw Hats have a huge problem: Luffy doesn’t know how to skate!

14+ 24m 1999

S4 E8

A seriously heated race! Into the final round!,

As the Davy Back Fight sprints toward a sensational finish, the Straw Hats find themselves on the brink of defeat! Luffy’s finally managed to stay on his skates, but the Foxy Pirates are notorious cheaters!

14+ 24m 1999

S4 E9

Screaming-hot bombardment! Pirate dodgeball!,

The Straw Hats somehow manage to defeat the Foxy Pirates and win back Chopper, but Luffy eagerly accepts the challenge of a rematch! What is the captain thinking? And will his crew mutiny?

14+ 24m 1999

S4 E10

Showdown on the cliff! Red light, green light!,

A devious game of dodge ball costs the Straw Hats their archaeologist. Now, they’ll have to win an unusual uphill race to reclaim Robin and avoid losing another crew member!

14+ 24m 1999

S4 E11

The captains square off! The final combat round!,

Robin and Chopper have both been lost to the Foxy Pirates, and there’s only one match remaining in the Davy Back Fight! Luffy’s got a plan to get his mates back, but failure would mean the end of the Straw Hats forever!

14+ 24m 1999

S4 E12

Full-blast slow-slow onslaught vs. Invulnerable luffy,

Luffy and Captain Foxy go toe-to-toe in a brutal battle waged aboard a booby-trapped boat. Luffy is fighting for his crew, but Captain Foxy’s dirty tricks have him on the ropes!

14+ 24m 1999

S4 E13

Epic, heated combat! The fateful final conclusion,

Luffy’s epic battle with Captain Foxy reaches its riveting end, and a very old man with a very tall horse reunites with a face from very long ago.

14+ 24m 1999

S4 E14

Was it lost? Stolen? Who are you?,

When Luffy and his mates lose their memory, Robin is the only Straw Hat who can remember their adventures together. Can she recover their recollections before the crew splits up?

14+ 24m 1999

S4 E15

A mysterious boy with a horn and robin's deduction!,

Robin tries to hold the crew together while unraveling the mystery of the missing memories. Meanwhile, Nami and Zoro flashback to painful moments from their pasts.

14+ 24m 1999

S4 E16

Now, let's get back our memories! The pirate crew lands on the island!,

The Straw Hats finally discover the culprit behind their memory loss, but they’ve got bigger problems. The mysterious thief is determined to pit Zoro and Luffy against each other!

14+ 24m 1999

S4 E17

Zoro bares his fangs! A savage animal stands in the way!,

Zoro and Luffy fight to the death, Nami attempts to orchestrate an uprising, and Sanji discovers he’s willing to kick a kid in order to get his memories back!

14+ 24m 1999

S4 E18

The last counterattack by the memory thief who reveals his true colors!,

The Straw Hats finally regain their memories, but a much larger challenge looms on the horizon. The mysterious thief is about to transform into something even more powerful!

14+ 24m 1999

S4 E19

Proud man! Silver fox foxy!,

A terrible storm leads to another run in with the devious Captain Foxy! When Luffy makes the dangerous decision to help his old foe, it could spell disaster for the Straw Hats!

14+ 24m 1999

S4 E20

The guy who's the closest to invincible? And the most dangerous man!,

Luffy and his mates must survive another outrageous battle aboard Captain Foxy’s booby-trapped boat, and even if they survive, something far worse awaits them!

14+ 24m 1999

S4 E21

Navy headquarters admiral aokiji! The ferocity of an ultimate powerhouse!,

The Straw Hats take time out to help a group of hungry castaways, but trouble looms on the horizon. An icy marine adversary is out to track down Robin!

14+ 24m 1999

S4 E22

Duel between rubber and ice! Luffy vs. Aokiji!,

Chopper and Usopp work feverishly to save Robin from her icy tomb, and Luffy looks to settle the score with Admiral Aokiji in a man-to-man fight to the finish!

14+ 24m 1999

S4 E23

The dashing sea train and the city of water, water seven!,

An encounter with a giant swimming frog leads to a close call with a seafaring train! Next up for the Straw Hats: drop anchor at a town full of water and seek out a shipwright!

14+ 24m 1999

S4 E24

Adventure in the city on the water! Head to the mammoth shipbuilding plant!,

Luffy, Usopp, and Nami take a wild ride through Water Seven in search of a shipwright. Meanwhile, Chopper and Robin get separated during their quest to find a bookstore!

14+ 24m 1999

S4 E25

The franky family and iceberg!,

Zoro is attacked by thugs who want to cash in on his bounty, Sanji gets lost on a grocery shopping expedition, and three suitcases full of cash mysteriously go missing!

14+ 24m 1999

S4 E26

Galley-la company! A grand sight: dock #1!,

A carpenter and his talking pigeon help recover the Straw Hats’ missing money, but the Franky Family won’t give up so easily. Luffy and Nami receive very bad news about their beloved boat!

14+ 24m 1999

S4 E27

Pirate abduction incident! A pirate ship that can only await her end!,

Luffy and Nami refuse to believe that the Going Merry’s seaworthy days are finished, but for now, bigger problems loom on the horizon! Their money is missing again, along with Usopp!

14+ 24m 1999

S4 E28

Rescuing our friend! Raid on the franky house!,

Usopp bravely tries to recover the stolen money, but the Franky Family has him badly outnumbered. Zoro, Sanji, and Chopper set out on a rescue mission, but they’ll need Luffy to even the odds!

14+ 24m 1999

S4 E29

Big fight under the moon! The pirate flag flutters with sorrow!,

Usopp regains consciousness after his vicious beating, but he’s not at all happy to hear Luffy’s plans for the Going Merry. Temper flares and challenges are issued as the Straw Hats face their most uncertain hour.

14+ 24m 1999

S4 E30

Luffy vs. Usopp! Collision of two men's pride!,

Luffy and Usopp battle to a brutal standstill in a heartbreaking duel between men who once called each other family. Can the Straw Hats find the strength to carry on without their sniper?

14+ 24m 1999

S4 E31

Severe shock hits the city of water! Iceberg targeted!,

The Straw Hat split is overshadowed by an assassination attempt on the mayor of Water Seven! Luffy is eager to investigate, but the leader of the Franky Family is about to reappear!

14+ 24m 1999

S4 E32

Gum-gum human vs. Fire-breathing cyborg!,

Luffy’s grudge match with Franky gets serious when his opponent turns out to be a cyborg! Iceberg awakes from his slumber only to hurl heinous accusations at the Straw Hats!

14+ 24m 1999

S4 E33

The straw hat pirates are the culprits? The protectors of the city of water!,

Luffy is branded an assassin and attacked by Iceberg’s strongest men! Meanwhile, Sanji and Chopper attempt to warn Usopp about an impending natural disaster!

14+ 24m 1999

S4 E34

Eternal farewell? Nico robin: the woman who draws darkness!,

The citizens of Water Seven search for the Straw Hats and a devastating storm threatens to sink the city. Chopper and Sanji pick up Robin’s trail, but they aren’t prepared for what they’ll find.

14+ 24m 1999

S4 E35

Capture robin! The determination of the straw hats!,

Usopp prepares to ride out the storm aboard the Going Merry, Franky hatches a plan to force Luffy into a rematch, and the Straw Hats set out to uncover Robin’s dark secret.

14+ 24m 1999

S4 E36

Cannon fire is the signal! Cp9 goes into action!,

Robin and her CP9 brethren seek to settle unfinished business with Iceberg. The Straw Hats have a plan to clear their names, but the assassins are one step ahead of them.

14+ 24m 1999

S4 E37

Cp9 takes off their masks! Their shocking true faces!,

Luffy makes his long-awaited entrance, Iceberg has a shocking surprise in store for Robin, and the true identities of the masked assassins of CP9 are finally revealed!

14+ 24m 1999

S4 E38

Secret bond! Iceberg and franky!,

CP9 listens to Iceberg’s blood to learn the location of the blueprints, Usopp has another run-in with Franky and the remaining Straw Hats – plus a new friend – race to the rescue!

14+ 24m 1999

S4 E39

Come back, Robin! Showdown with cp9!,

Luffy and the gang come face to face with Robin and her CP9 comrades. The rubberman is prepared to fight for his friend, but he’s never faced foes like this!

14+ 24m 1999

S4 E40

The straw hat pirates annihilated? The menace of the leopard model!,

Luffy, Zoro, and Nami are sent hurtling toward their deaths by the villains of CP9! Meanwhile, Usopp forges an unlikely friendship with Franky while waiting out a storm.

14+ 24m 1999

S4 E41

The man who is loved even by his ship! Usopp's tears!,

Franky tries to convince Usopp that there’s no hope for the Going Merry, but the sniper – inspired by a mysterious moment from the past – remains loyal to his beloved boat

14+ 24m 1999

S4 E42

Franky's past! The day the sea train first ran!,

A look back at Franky’s past reveals the amazing origins of the sea train – and paints a vivid picture of his younger days, spent alongside Iceberg and the legendary shipwright Tom!

14+ 24m 1999

S4 E43

Spandam's scheme! The day the sea train shook!,

Franky’s backstory continues! The sea train is a success, and it looks like Tom’s life is spared! Unfortunately, a government spy is searching for a reason to investigate Tom, and Franky provides the ammunition!

14+ 24m 1999

S4 E44

The end of the legendary man! The day the sea train cried!,

Tom does the unthinkable in an attempt to protect his apprentices, but young Franky is unable to control his rage, leading to a showdown with a spy – and a train!

14+ 24m 1999

S4 E45

The truth behind her betrayal! Robin's sorrowful decision!,

Chopper’s heroism may mean the difference between life and death for Iceberg and Paulie, Nami learns the agonizing truth about Robin, and Sanji prepares to make his move!

14+ 24m 1999

S4 E46

The steam whistle forces friends apart! The sea train starts to run,

Nami makes a frantic dash for the Sea Train station, Chopper searches desperately for Zoro and Luffy, and Sanji plays it cool while waiting for the right time to spring into action.

14+ 24m 1999

S4 E47

Sanji barges in! Sea train battle in the storm!,

Nami arrives at the train station a minute too late, Sanji makes his presence aboard the sea train known, and the search for Luffy and Zoro continues!

14+ 24m 1999

S4 E48

Nami's soul cries out! Straw hat luffy makes a comeback!,

Chopper and Robin risk their own lives in a desperate attempt to save Luffy and Zoro from a monstrous wall of water! Meanwhile, Sanji moves ever closer to a reunion with Robin.

14+ 24m 1999

S4 E49

Another sea train? Rocketman charges forth!,

Luffy and Nami ask to borrow a ship so they can chase down the sea train, but the weather is too severe to set sail. Lucky for them, Iceberg and his friends are full of surprises!

14+ 24m 1999

S4 E50

Rescue our friends! A bond among foes sworn with fists!,

Luffy, Zoro, Chopper, and Nami rocket toward a rendezvous with the assassins of CP 9, but they’ll need to forge an alliance with some new friends to have any chance at survival!

14+ 24m 1999

Details

One Piece

Anime

10 Seasons

25m

Monkey D. Luffy refuses to let anything stand in the way of his quest to become king of the pirates. This is one captain who’ll never drop anchor until he’s claimed the greatest treasure on Earth – the Legendary One Piece!

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