Watch One Piece - East Blue Episode 31 : The Worst Man in the Eastern Seas! Fishman Pirate Arlong! HD free TV Show

One Piece - Season 1 Episode 31 : The Worst Man in the Eastern Seas! Fishman Pirate Arlong! (2026)

Now Playing: One Piece - Season 1 Episode 31 : The Worst Man in the Eastern Seas! Fishman Pirate Arlong!

One Piece - Season 1 Episode 31 : The Worst Man in the Eastern Seas! Fishman Pirate Arlong! (2026)

Rated: 8.737 out of 10 with 5334 votes.

The crew chases after Nami, who stole their ship, and Yosaku takes time during the trip to explain about Arlong and his Fishmen to Luffy and Sanji. Meanwhile, Usopp, Johnny, and Zoro arrive at the island Nami docked at.

Seasons: 23Episodes: 1181 8.737 TV-MA Trailer

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Main Actors:

Mayumi Tanaka

Monkey D. Luffy (voice)

Kazuya Nakai

Roronoa Zoro (voice)

Mari Yaguchi

Yoko (voice)

Akemi Okamura

Nami (voice)

Kappei Yamaguchi

Usopp (voice)

Hiroaki Hirata

Sanji (voice)

Ikue Otani

Tony Tony Chopper (voice)

Yuriko Yamaguchi

Nico Robin (voice)

Kazuki Yao

Franky (voice)

Katsuhisa Houki

Jinbe (voice)

Cho

Brook (voice)

Hideyuki Tanaka

Donquixote Doflamingo (voice)

TV Network:Fuji TV, Tokai Television Broadcasting

Alternative Titles:ون بيس, Едно Парче, 海贼王, 海賊王, Ek Tukda, All'arrembaggio!, Tutti All'arrembaggio, One Piece: Tutti All'arrembaggio!, Wan Pisu, ONE PIECE FAN LETTER, ONE PIECE, SPECIAL EDITED VERSION『ONE PIECE』魚人島編, Budak Getah, Rubber Boy, وَن پِیس, Большой Куш, Jackpot, วันพีช, One Piece, 海贼王, Єдиний Скарб, ВЕЛИКИЙ КУШ, One Piece Log: Fish-Man Island Saga, One Piece: Pirate King, One Piece, One Piece: Pirate Island

Release Date:Jan 01, 1970

Last Air Date:May 31, 2026

Number of Seasons:23

Number of Episodes:1181

Genres:Action & Adventure, Comedy, Animation

Season: 1

1181 Episodes from Oct 20, 1999 until May 31, 2026

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#	Title	Air Date
Eps 1	I'm Luffy! The Man Who Will Become the Pirate King!	1999-10-20
Eps 2	The Great Swordsman Appears! Pirate Hunter, Roronoa Zoro	1999-11-17
Eps 3	Morgan VS Luffy! Who's This Beautiful Young Girl?	1999-11-24
Eps 4	Luffy's Past! The Red-haired Shanks appears	1999-12-08
Eps 5	Fear, Mysterious Power! Pirate Clown Captain Buggy!	1999-12-15
Eps 6	Desperate Situation! Beast Tamer Mohji vs Luffy!	1999-12-29
Eps 7	Grand Duel! Zoro the Swordsman vs Cabaji the Acrobat!	1999-12-29
Eps 8	Who Will Win? Showdown Between the True Powers of the Devil!	1999-12-29
Eps 9	The Honorable Liar? Captain Usopp!	2000-01-12
Eps 10	The Weirdest Guy Ever! Jango the Hypnotist!	2000-01-19
Eps 11	Expose the Plot! Pirate Butler, Captain Kuro!	2000-01-26
Eps 12	Clash with the Black Cat Pirates! The Great Battle on the Slope!	2000-02-02
Eps 13	The Terrifying Duo! Meowban Brothers vs. Zoro!	2000-02-09
Eps 14	Luffy Back in Action! Miss Kaya's Desperate Resistance!	2000-02-16
Eps 15	Beat Kuro! Usopp the Man's Tearful Resolve!	2000-02-23
Eps 16	Protect Kaya! The Usopp Pirates' Great Efforts!	2000-03-01
Eps 17	Anger Explosion! Kuro vs. Luffy! How it Ends!	2000-03-08
Eps 18	You're the Weird Creature! Gaimon and His Strange Friends!	2000-03-15
Eps 19	The Three-Sword Style's Past! Zoro and Kuina's Vow!	2000-03-22
Eps 20	Famous Cook! Sanji of the Sea Restaurant!	2000-04-12
Eps 21	Unwelcome Customer! Sanji's Food and Ghin's Debt!	2000-04-12
Eps 22	The Strongest Pirate Fleet! Commodore Don Krieg!	2000-04-26
Eps 23	Protect Baratie! The Great Pirate, Red Foot Zeff!	2000-05-03
Eps 24	Hawk-Eye Mihawk! The Great Swordsman Zoro Falls At Sea!	2000-05-10
Eps 25	The Deadly Foot Technique Bursts Forth! Sanji vs. The Invincible Pearl!	2000-05-17
Eps 26	Zeff and Sanji's Dream! The Illusory All Blue!	2000-05-24
Eps 27	Cool-headed, Cold-hearted Demon! Pirate Fleet Chief Commander Ghin!	2000-05-31
Eps 28	I Won't Die! Fierce Battle, Luffy vs. Krieg!	2000-06-07
Eps 29	The Conclusion of the Deadly Battle! A Spear of Blind Determination!	2000-06-21
Eps 30	Set Sail! The Seafaring Cook Sets Off With Luffy!	2000-06-28
Eps 31	The Worst Man in the Eastern Seas! Fishman Pirate Arlong!	2000-07-12
Eps 32	Witch of Cocoyashi Village! Arlong's Female Leader!	2000-07-19
Eps 33	Usopp Dead?! When is Luffy Going to Make Landfall?!	2000-07-19
Eps 34	Everyone's Gathered! Usopp Speaks the Truth About Nami!	2000-07-26
Eps 35	Untold Past! Female Warrior Bellemere!	2000-08-02
Eps 36	Survive! Mother Bellemere and Nami's Bond!	2000-08-09
Eps 37	Luffy Rises! Result of the Broken Promise!	2000-08-16
Eps 38	Luffy in Big Trouble! Fishmen vs. The Luffy Pirates!	2000-08-23
Eps 39	Luffy Submerged! Zoro vs. Hatchan the Octopus!	2000-08-30
Eps 40	Proud Warriors! Sanji and Usopp's Fierce Battles!	2000-09-06
Eps 41	Luffy at Full Power! Nami's Determination and the Straw Hat!	2000-09-13
Eps 42	Explosion! Fishman Arlong's Fierce Assault From the Sea!	2000-09-27
Eps 43	End of the Fishman Empire! Nami's My Friend!	2000-09-27
Eps 44	Setting Out with a Smile! Farewell, Hometown Cocoyashi Village!	2000-10-11
Eps 45	Bounty! Straw Hat Luffy Becomes Known to the World!	2000-10-25
Eps 46	Chase Straw Hat! Little Buggy's Big Adventure!	2000-11-01
Eps 47	The Wait is Over! The Return of Captain Buggy!	2000-11-08
Eps 48	The Town of the Beginning and the End! Landfall at Logue Town!	2000-11-22
Eps 49	Zoro's New Swords and the Woman Sergeant Major!	2000-11-22
Eps 50	Usopp vs. Daddy the Parent! Showdown at High!	2000-11-29
Eps 51	Fiery Cooking Battle? Sanji vs. The Beautiful Chef!	2000-12-06
Eps 52	Buggy's Revenge! The Man Who Smiles On the Execution Platform!	2000-12-13
Eps 53	The Legend Has Started! Head for the Grand Line!	2001-01-10
Eps 54	Precursor to a New Adventure! Apis, a Mysterious Girl!	2001-01-17
Eps 55	Miraculous Creature! Apis's Secret and The Legendary Island!	2001-01-24
Eps 56	Eric Attacks! Great Escape From Warship Island!	2001-01-31
Eps 57	A Solitary Island in the Distant Sea! The Legendary Lost Island!	2001-02-07
Eps 58	Showdown in the Ruins! Tense Zoro vs. Eric!	2001-02-21
Eps 59	Luffy, Completely Surrounded! Commodore Nelson's Secret Strategy!	2001-02-21
Eps 60	Through the Sky They Soar! The 1000 Year Legend Lives Again!	2001-02-28
Eps 61	An Angry Showdown! Cross the Red Line!	2001-03-07