Updated on September 24th, 2023
One Piece: Season 1 – Episode 31
One Piece Season 1 Episode 31 – The Worst Man in the Eastern Seas! Fishman Pirate Arlong! – 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. – Stream One Piece Season 1 Episode 31 Online for Free – Watch One Piece Season 1 Full Episode 31 Free – OnionPlay Official
One Piece: Season 1 – Episode 31 Streaming Online | Watch One Piece: Season 1 – Episode 31 Online
One Piece: Season 1 – Episode 31 HD Stream | One Piece: Season 1 – Episode 31 Watch HD Stream | One Piece: Season 1 – Episode 31 Online
Air Date - Jul. 12, 2000
1 - 62EP. 62 Sep. 26, 2023
1 - 61EP. 61 Mar. 07, 2001
1 - 60
1 - 59
1 - 58Showdown in the Ruins! Tense Zoro vs. Eric! Feb. 21, 2001
1 - 57
1 - 56Eric Attacks! Great Escape From Warship Island! Jan. 31, 2001
1 - 55
1 - 54Precursor to a New Adventure! Apis, a Mysterious Girl! Jan. 17, 2001
1 - 53The Legend Has Started! Head for the Grand Line! Jan. 10, 2001
1 - 52
1 - 51Fiery Cooking Battle? Sanji vs. The Beautiful Chef! Dec. 06, 2000
1 - 50Usopp vs. Daddy the Parent! Showdown at High! Nov. 29, 2000
1 - 49Zoro's New Swords and the Woman Sergeant Major! Nov. 22, 2000
1 - 48
1 - 47The Wait is Over! The Return of Captain Buggy! Nov. 08, 2000
1 - 46Chase Straw Hat! Little Buggy's Big Adventure! Nov. 01, 2000
1 - 45Bounty! Straw Hat Luffy Becomes Known to the World! Oct. 25, 2000
1 - 44
1 - 43End of the Fishman Empire! Nami's My Friend! Sep. 27, 2000
1 - 42Explosion! Fishman Arlong's Fierce Assault From the Sea! Sep. 27, 2000
1 - 41
1 - 40Proud Warriors! Sanji and Usopp's Fierce Battles! Sep. 06, 2000
1 - 39Luffy Submerged! Zoro vs. Hatchan the Octopus! Aug. 30, 2000
1 - 38Luffy in Big Trouble! Fishmen vs. The Luffy Pirates! Aug. 23, 2000
1 - 37Luffy Rises! Result of the Broken Promise! Aug. 16, 2000
1 - 36Survive! Mother Bellemere and Nami's Bond! Aug. 09, 2000
1 - 35Untold Past! Female Warrior Bellemere! Aug. 02, 2000
1 - 34Everyone's Gathered! Usopp Speaks the Truth About Nami! Jul. 26, 2000
1 - 33Usopp Dead?! When is Luffy Going to Make Landfall?! Jul. 19, 2000
1 - 32Witch of Cocoyashi Village! Arlong's Female Leader! Jul. 19, 2000
1 - 31
1 - 30Set Sail! The Seafaring Cook Sets Off With Luffy! Jun. 28, 2000
1 - 29
1 - 28I Won't Die! Fierce Battle, Luffy vs. Krieg! Jun. 07, 2000
1 - 27
1 - 26Zeff and Sanji's Dream! The Illusory All Blue! May. 24, 2000
1 - 25
1 - 24Hawk-Eye Mihawk! The Great Swordsman Zoro Falls At Sea! May. 10, 2000
1 - 23Protect Baratie! The Great Pirate, Red Foot Zeff! May. 03, 2000
1 - 22The Strongest Pirate Fleet! Commodore Don Krieg! Apr. 26, 2000
1 - 21Unwelcome Customer! Sanji's Food and Ghin's Debt! Apr. 12, 2000
1 - 20Famous Cook! Sanji of the Sea Restaurant! Apr. 12, 2000
1 - 19The Three-Sword Style's Past! Zoro and Kuina's Vow! Mar. 22, 2000
1 - 18
1 - 17Anger Explosion! Kuro vs. Luffy! How it Ends! Mar. 08, 2000
1 - 16Protect Kaya! The Usopp Pirates' Great Efforts! Mar. 01, 2000
1 - 15Beat Kuro! Usopp the Man's Tearful Resolve! Feb. 23, 2000
1 - 14Luffy Back in Action! Miss Kaya's Desperate Resistance! Feb. 16, 2000
1 - 13The Terrifying Duo! Meowban Brothers vs. Zoro! Feb. 09, 2000
1 - 12
1 - 11Expose the Plot! Pirate Butler, Captain Kuro! Jan. 26, 2000
1 - 10The Weirdest Guy Ever! Jango the Hypnotist! Jan. 19, 2000
1 - 9The Honorable Liar? Captain Usopp! Jan. 12, 2000
1 - 8
1 - 7Grand Duel! Zoro the Swordsman vs Cabaji the Acrobat! Dec. 29, 1999
1 - 6Desperate Situation! Beast Tamer Mohji vs Luffy! Dec. 29, 1999
1 - 5Fear, Mysterious Power! Pirate Clown Captain Buggy! Dec. 15, 1999
1 - 4Luffy's Past! The Red-haired Shanks appears Dec. 08, 1999
1 - 3Morgan VS Luffy! Who's This Beautiful Young Girl? Nov. 24, 1999
1 - 2The Great Swordsman Appears! Pirate Hunter, Roronoa Zoro Nov. 17, 1999
1 - 1I'm Luffy! The Man Who Will Become the Pirate King! Oct. 20, 1999