#1 - I'm Luffy! The Man Who's Gonna Be King of the Pirates!
Season 1 - Episode 1
A group of pirates lead by Alvida plunder a ship, only to find a barrel which contains a strange boy named Luffy. Luffy is on a mission to find the legendary treasure "One Piece" and he befriends the ship's cabin-boy, Coby, who actually wants to become a marine officer. Luffy defeats Alvida and the two journey on in search of crewmates.
#2 - Shanks Moves! Ceremony to the Rampaging Age
Season 11 - Episode 90
A fleet of navy ships could not keep the "Red-Haired" Shanks and Whitebeard from meeting. Those unprepared to bear his presence fall unconscious to the ground as Shanks walks over the planks of Whitebeard's ship, carrying a large bottle of booze. While they drink, they reminisce about old times and wounds, which begin aching again. Shanks asks his peer to stop his subordinate Portgas D. Ace from pursuing Blackbeard. Whitebeard refuses. The two draw their weapons and fight.
#3 - The Town of the Beginning and the End! Landfall at Logue Town!
Season 4 - Episode 1
The crew arrives at the last large town before the entrance to the Grand Line--Loguetown, the place where Gold Roger was both born and executed, where they stock up on supplies and sightsee. As Luffy heads for the execution platform where Roger was killed, old enemies are searching for him.
#4 - An Angry Showdown! Cross the Red Line!
Season 5 - Episode 1
After leaving Battleship Island the Going Merry is now towards the Grand Line, and the crew now returns to the Great Adventure.
#5 - Alabasta's Hero and a Ballerina on the Ship!
Season 7 - Episode 1
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.
#6 - The Honorable Liar? Captain Usopp!
Season 2 - Episode 1
With Nami forming an alliance with the crew as their navigator (though not as an actual member), the crew arrives at the Syrup Village, where they meet the town liar, Usopp, who too has ties to Shanks.
#7 - Mysterious Party of Pirates! The Sunny and a Dangerous Trap
Season 12 - Episode 1
After departing Water 7, the Straw Hats find a drifting ship with hungry and sick fishermen. All things seem great until the drifting fishermen have something else in mind and set a trap for the Straw Hats.
#8 - A New Chapter Opens - The Straw Hat Pirates Regather!
Season 15 - Episode 1
Two years have passed since the incident at Marineford, and the Straw Hat Pirates have since trained for their return. Luffy departs Ruskaina to the Sabaody Archipelago to reunite with his crew and Zoro visits Rayleigh and Shakky in her bar. At a local tavern, Nami learns the Marines have switched their headquarters with their G1 Branch to be next to the Four Emperors. At the Sabao Dome, Brook holds his farewell concert as the Soul King and Sanji and the Okamas go their separate ways. Nami refuses to join a group of pirates who say they are the Straw Hats, but as soon as she is threatened, Usopp shoots down the fake pirates. Nami and Usopp finally reunite and Usopp reveals his new Pop Green weapon. Nami and Usopp flee, but not before she launches Weather Balls at the pirates. As the Marines is summoned to the archipelago to capture Luffy, Robin discovers Brook's concert pamphlet and a recruitment notice with two World Government agents in hot pursuit, Franky waits with the coated Thousand Sunny, and Chopper is excited at the Straw Hats' reunion. Just as the fake Straw Hats try to find Nami and Usopp, the real Luffy bumps into them.
#9 - The First Patient! The Untold Story Of The Rumble Ball!
Season 8 - Episode 1
The Straw Hats land on an uninhabited island; Sanji immediately notices that it is covered with fruit-bearing trees. The crew decides to divide the work by drawing straws. Luffy, Zoro, and Usopp are sent to gather the fruit while Nami and Sanji survey the island. Chopper is left to guard the ship. He enjoys himself but suddenly realizes that Robin is nearby and flees into the cabin. He works on producing Rumble Balls and talks to himself about his mentor, Dr. Kureha, but notices that Robin is listening to him and breaks a barrel of water in surprise. Robin accompanies Chopper as he goes to replace the spilled liquid and he tells Robin about Dr. Kureha and how she became his first patient.
#10 - Emergency Announcement! An Infamous Pirate Ship has Invaded!
Season 10 - Episode 1
The Marines are convinced the Going Merry is a ghost ship after it crashes inside their fortress from above. The crew members are scattered around the premises.
#11 - Startling! The Big News Shakes Up The New World!
Season 17 - Episode 1
The world gets to know about Doflamingo's resignation from the Warlords. Luffy threatens Doflamingo through the Den Den Mushi to which the latter retaliates by stating he possesses something Luffy wants badly. During the breakfast Law explains his plan for the destruction of the factory.
#12 - The Weirdest Guy Ever! Jango the Hypnotist!
Season 2 - Episode 2
When trying to convince his rich friend, Kaya, to give the Straw Hats a ship, Usopp is told to stay away from her by her caretaker, Klahadore. However, when Usopp and Luffy later see him conversing with a strange man, they learn of a plot to kill Kaya.
#13 - The Log is Taken! Salvage King, Masira!
Season 9 - Episode 1
Nami's log pose begins to point to the sky, after that, a big ship falls from sky and the crew finds a map in of an island named 'Skypiea' on a 200-year-old ship. They compete with the monkey-like Masira's salvage crew while they search for more clues on how to get there.
#14 - The Worst Man in the Eastern Seas! Fishman Pirate Arlong!
Season 3 - Episode 1
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.
#15 - Marine High Admiral Aokiji! The Threat of the Greatest Power
Season 11 - Episode 1
The man they met, Marine High Admiral Aokiji, appears to be incredibly lazy. He first displays his Devil's Fruit ability by freezing the sea so some deserted people can get off the island. Unfortunately, he's determined to catch Robin. Luffy, Sanji, and Zoro attack but they seem to be no match.
#16 - Witch of Cocoyashi Village! Arlong's Female Leader!
Season 3 - Episode 2
Zoro is captured by the fishmen after Usopp and Johnny ditch him, and it's revealed that Nami was part of Arlong's crew the entire time. When a group of Fishmen attack Cocoyashi Village, Usopp comes to the rescue.
#17 - Noro Noro Menace - Return of Foxy the Silver Fox
Season 13 - Episode 1
The Straw Hats take a vacation at Spa Island, but while there, encounter Foxy and his crew, who are pursuing two small girls: Lina and her older sister Sayo. The Straw Hats manage to defeat the Foxy Pirates, and learn that they had been pursuing Lina and Sayo for the girls' notebook, which shows their father's research on how to create a special gem, the solution for which can be found on the island. Lina considers her father a liar, but Sayo believes him. Suddenly, Sayo is abducted, and the owner of the island, Doran, says that if they want her back, they must complete the research and find the gem.
#18 - Landing! The Burning Island, Punk Hazard
Season 16 - Episode 1
The Straw Hats have arrived at a volcanic island that does not show on the New World Log Pose. Luffy in his enthusiasm votes to go to the island, though most of his crew are reluctant to go. The crew than receives a distress call from someone on the island who is being attacked by a samurai. They then draw sticks on who will go with Luffy and who will stay on the ship, with Zoro, Robin and Usopp coming with Luffy. With the help of Nami's clouds, the scouting group arrive at the main entrance which Zoro cuts down with ease. The group wanders the area seeing the whole place being constantly on fire and wondering what happened here. Their exploration is suddenly cut short when they encounter a Dragon looking hungrily at them. At Raijin Island, Smoker and Tashigi intercept the distress call that Luffy picked up and order the G-5 Marines to set a course for Punk Hazard
#19 - The Silver Fortress! Luffy and Barto's Great Adventure!
Season 18 - Episode 1
While heading to the next island, Zou, Luffy's appetite causes them trouble and he and Bartolomeo find themselves entangled in the scheme of a pirate lord who can manipulate silver.
#20 - The Power that Burns Fire - Akainu's Final Move
Season 14 - Episode 1
Whitebeard aims to take down the whole of Marineford and orders his crew and the other pirates to flee. Ace gives his final, grateful farewell to his captain before trying to escape as well. However, Akainu tauntingly mocks Whitebeard, and Ace, feeling angry and insulted on Whitebeard's behalf tries, to take him on. But it is quickly apparent that Ace is outmatched, and when Akainu aims to land a fatal blow on the now exhausted Luffy, Ace takes the hit for his younger brother instead.
#21 - Sunny in a Pinch! Roar, Secret Superspeed Mecha
Season 12 - Episode 2
The Straw Hats find themselves surrounded by a fleet of Marine ships, actually illusions. They escape using the Soldier Dock System, with the fishermen in tow. Chopper meanwhile is told by Jiro about their past of being the Phoenix Pirates under Puzzle. The Accino family meanwhile pledges to collect the Straw Hats' heads.
#22 - Enter the Great Swordsman! Pirate Hunter Roronoa Zoro!
Season 1 - Episode 2
Luffy and Coby arrive at Shell Island, a Marine base. They meet the bounty hunter Roronoa Zoro, held under arrest by the infamous marine, Captain Morgan, and his son Helmeppo.
#23 - Monsters Appear! Don't Touch the Whitebeard Pirates
Season 9 - Episode 2
The Straw Hats decide to go to Jaya island to look for information on Skypeia. Meanwhile, Ace suddenly shows up on Buggy's ship; Buggy doesn't let any of his men attack Ace, fearing Whitebeard's retribution.
#24 - The First Line of Defense? The Giant Whale Laboon Appears!
Season 5 - Episode 2
Upon entering the Grand Line, the ship is swallowed by a giant whale, inside of which they discover a strange place. In addition, they're not the only ones there.
#25 - Huge Duel! The Giants Dorry and Broggy!
Season 6 - Episode 2
Nami and Usopp meet Broggy, the strongest warrior of Elbaf. Elsewhere, Luffy and Vivi meet Dorry, also the strongest warrior of Elbaf and engaged in a one hundred year long duel with Broggy.