S04E9224:2092. Alabasta's Hero and a Ballerina on the Ship!Crocodile appears to stop rampaging pirates. Luffy and his crew meet Mr. 2 Bon Clay who shows off his devil fruit power and Vivi sees a shocking sight.
One Piece Season 4 – Watch online
39 episodes
The Straw Hats, with Kureha's assistant Tony Tony Chopper, finally arrive at Arabasta, which is on the verge of civil war. Vivi must reach the rebels and tell them the real cause behind the conflict, but Crocodile, leader of Baroque Works and one of the Seven Warlords of the Sea, will not just…
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S04E9224:2092. Alabasta's Hero and a Ballerina on the Ship!Crocodile appears to stop rampaging pirates. Luffy and his crew meet Mr. 2 Bon Clay who shows off his devil fruit power and Vivi sees a shocking sight.
S04E9324:4293. Off to the Desert Kingdom! The Rain-Summing Powder and the Rebel Army!Luffy separates from the rest of the crew, right after arriving at Alabasta's port city of Nanohana. The crew dons disguises while Luffy learns of Dance Powder.
S04E9424:2194. The Heroes Reunion! His Name is Fire Fist Ace!While in Nanohana, the Straw Hats encounter Smoker and Tashigi. A powerful pirate named Portgas D. Ace appears.
S04E9524:2395. Ace and Luffy! Hot Emotions and Brotherly Bonds!Ace fights Smoker while the Straw Hats run for their ship. Luffy reunites with his brother, who has joined the Whitebeard Pirates after leaving home, and is searching…
S04E9624:3796. Erumalu, The City of Green and the Kung Fu Dugongs!!Ace decides to travel with the Straw Hats, as he is hunting for a man known as Blackbeard.
S04E9724:4797. Adventure in the Country of Sand! The Monsters that Live in the Scorching Land!After leaving Erumalu, the Straw Hats plus Vivi & Ace continue through the desert, facing the many dangers of it.
S04E9824:4698. Enter the Desert Pirates! The Men Who Live Freely!Nami and Vivi found themselves an easier way to travel in the desert and leave all men behind.
S04E9924:2099. False Fortitude! Camu, Rebel Soldier at Heart!After hearing that a small village has fake Rebel Army bodyguards that have been keeping peace, Vivi asks the men of the crew to test if they're worthy of staying.
S04E10024:30100. Rebel Warrior Koza! The Dream Vowed to Vivi!Still trekking through the Alabasta desert, the crew beats up a giant desert scorpion for lunch, while Vivi tells Nami about her past and her friendship with Kohza.
S04E10124:36101. Showdown in a Heat Haze! Ace vs. the Gallant Scorpion!Ace fights against a bounty hunter, who claims to have defeated Blackbeard, although this was a lie to lure Ace out and challenge him in order to inspire his children to…
S04E10224:18102. Ruins and Lost Ways! Vivi, Her Friends, and the Country's Form!Zoro, Chopper and Luffy manage to get themselves lost and stumble across some huge underground ruins.
S04E10324:24103. Spiders Café at 8 o'Clock! The Enemy Leaders Gather!Baroque Works plan starts to take effect, and for that, the Number Agents gather to meet Mr. 0. Meanwhile, the crew finds out that the Rebel Army has moved out of Yuba…
S04E10424:23104. Luffy vs. Vivi! The Tearful Vow to Put Friends on the Line!In Yuba, Luffy learns that Toto was entrusted by Cobra to watch over the land and figures out a way to stop the sandstorm.
S04E10524:01105. The Battlefront of Alabasta! Rainbase, the City of Dreams!After the struggle, Vivi decides to go after Crocodile with the Straw Hats. The crew travels to the city of Rainbase, but run afoul of Smoker and Tashigi.
S04E10624:39106. The Trap of Certain Defeat! Storming Raindinners!Most of the Straw Hats, along with Smoker, are trapped by Crocodile. Vivi reunites with the royal guardian Pell, but is captured by Miss All-Sunday. Crocodile reveals…
S04E10724:09107. Operation Utopia Commences! The Swell of Rebellion Stirs!Baroque Works' plan to take over Alabasta is set in motion.
S04E10824:52108. The Terrifying Banana Gators and Mr. Prince!Most of the Straw Hats are helplessly trapped as Vivi tries desperately to get the key to their cage. but fails. Crocodile is contacted by someone known as "Mr. Prince."
S04E10924:06109. The Key to a Great Comeback Escape! The Wax-Wax Ball!The identity of "Mr. Prince" is revealed.
S04E11024:59110. Merciless Mortal Combat! Luffy vs. Crocodile!After escaping from Rain Dinners, the Straw Hats and Vivi cross the desert to Alubarne, where the final battle will take place.
S04E11124:05111. Dash For a Miracle! Alabasta Animal Land!Luffy is left for dead by Crocodile, but is helped by the mysteríous Miss All-Sunday. The rest of the Straw Hats reach Alubarna.
S04E11224:15112. Rebel Army vs. Royal Army! Showdown at Alubarna!The revolution is on the verge of starting and the crew comes out with a plan that could stop it.
S04E11324:21113. Alubarna Grieves! The Fierce Captain Karoo!Vivi tries to call out to the Rebel Army, but fails because of a Baroque Works infiltrator in the Royal Army interferes.
S04E11424:06114. Sworn on a Friend's Dream! The Battle of Molehill, Block 4!Things look hopeless for Usopp & Chopper as they continue to suffer from every attack that the Mr.4 team makes. However, the tides may be beginning to turn as Usopp…
S04E11524:44115. Big Opening Day Today! The Copy-Copy Montage!Albeit severely beaten and bruised, Usopp and Chopper have finally defeated the Mr.4 team. However, Mr. 2 has figured out Sanji's weakness.
S04E11624:18116. Transformed into Nami! Bon Clay's Rapid-Fire Ballet Kenpo!Though Mr. 2 discovers Sanji's weakness, Sanji still defeats his opponent after an evenly-matched fight. Meanwhile, before Vivi could give the word to blow up the…
S04E11724:48117. Nami's Cyclone Advisory! Clima Takt Burst!Nami faces off against Miss Doublefinger and tries to figure out her new weapon that Usopp made, the Clima-Tact.
S04E11824:13118. Secret Passed Down in the Royal Family! The Ancient Weapon Pluton!While Crocodile reveals to Vivi about the ancient weapon Pluton, Nami attempts to defeat Miss Doublefinger with her most powerful attack: The Tornado Tempo.
S04E11924:39119. Secret of Powerful Swordplay! Ability to Cut Steel and the Rhythm Things Have!While Miss. Doublefinger's fight with Nami was challenging, Zoro is having an even more difficult time fighting Mr.1: A man who can change his entire body into steel -…
S04E12024:28120. The Battle is Over! Koza Raises the White Flag!When Vivi reveals Crocodile's plan to Koza, he attempts to stop the fighting, but is shot. Crocodile reveals that he has set up a massive bomb in the city.
S04E12124:18121. Where Vivi's Voice Gets Heard! The Hero Descends!As Koza tries to stop the Rebel Army, both sides are once more fighting due to the intervention of Baroque Works. Vivi is thrown to her certain death when Luffy saves…
S04E12224:00122. Sand Croc and Water Luffy! The Second Round of the DuelLuffy fights Crocodile with more success this time by using water, but still loses this round. Meanwhile, the other Straw Hats hurry to locate the bomb before it goes…
S04E12324:06123. That Looks Croc-ish! Luffy, Run to the Royal Tomb!Crocodile joins Robin in the tomb, and orders her to translate the Poneglyph. Robin tells him that Pluton was not mentioned and that it was only about history, but…
S04E12424:13124. The Nightmare Draws Near! This is the Sand-Sand Clan's Secret Base!Luffy fights with Crocodile by using blood on his fists. Meanwhile Vivi finds the bomb, and calls the Straw Hats together.
S04E12524:43125. Magnificent Wings! My Name is Pell, Guardian Deity of the Country!Vivi finds the bomb inside of the clock tower, but the Mr. 7 pair of Baroque Works are there to protect it. Vivi defeats them, but she realizes the bomb cannot be…
S04E12624:37126. I Will Surpass You! Rain Falls in Alabasta!Luffy defeats Crocodile by punching him through solid bedrock. When Crocodile falls, the rain-drops calm the soldiers.
S04E12724:59127. A Farewell to Arms! Pirates and Different Ideas of Justice!Now that the battle has ended, the outcome is tallied. Igaram appears with proof of Cobra's innocence, as well as Koza telling everything. Tashigi and Smoker both are…
S04E12824:22128. The Pirates' Banquet and Operation Escape from Alabasta!Luffy is rescued from the collapsed tomb where he fought Crocodile and brought into Cobra's palace to rest. When he awakens, a magnificent banquet is thrown for the…
S04E12924:12129. It All Started On That Day! Vivi Tells the Story of Her Adventure!It's the day for Vivi's speech and her decision whether or not to continue to be with the Straw Hats. Meanwhile, Bon Kurei and his crew attempt to protect the Straw Hats…
S04E13024:57130. Scent of Danger! The Seventh Member is Nico Robin!The Marines fail again to catch the Straw Hats. After escaping from Marines, Nico Robin (Ms. All Sunday) appears from inside of Straw Hats ship. She manages to persuade…Where to stream One Piece Season 4
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About season 4
Season 4 of One Piece has 39 episodes, aired from December 9, 2001 to October 27, 2002 on Fuji TV and Tokai Television Broadcasting. Episodes run 24 minutes on average. The highest rated episode is “I Will Surpass You! Rain Falls in Alabasta!” (S04E126, 8.5/10).
Frequently asked questions about One Piece Season 4
How many episodes are in One Piece Season 4?
One Piece Season 4 has 39 episodes.
When did One Piece Season 4 air?
The first episode aired on December 9, 2001 and the last one on October 27, 2002.
Where to watch One Piece Season 4 online?
In the United States, One Piece is available with a subscription on Netflix, Hulu and Crunchyroll, to buy on Amazon Video (source: JustWatch via TMDB, offers subject to change). Availability of each season depends on the platform.