ONE PIECE
This story follows the legendary samurai Ryuma. This one shot is also part of the collection Wanted! (Source: One Piece Wiki)
This is the second version of "Romance Dawn" containing 45 pages, and was originally published in the Weekly Shonen Jump of 1996 issue #41 on 23 September. It has since been reprinted, along with a page of author commentary, in the Eiichiro Oda early-works compilation Wanted! in 1998. *Note: It was adapted into episode 907 of the One Piece TV anime that aired on October 20, 2019.*
A collection of short stories drawn by Oda Eiichiro before One Piece became a major hit. Includes: Wanted! (1992) God's Gift for the Future (1993) Ikki Yakou (1993) Monsters (1994) Romance Dawn (Version 2, 1996) To celebrate the 20th anniversary of the One Piece TV anime, Romance Dawn version 2 was adapted into a TV special. (Episode 907)
A short one-short promoting the One Piece Kizuna Boost Card Battle carddass game.
Special Episode "Luff" is a three chapter "what if" storyline showing what would happen if Sabo had rescued Luffy and Ace at Marineford. It ran in the first three volumes of the official One Piece magazine.
Washed up on the shores of a deserted island at the edge of the East Blue Sea, two men from different backgrounds unite in their shared thirst for adventure. One of them, Portgaz D. Ace, will follow in his infamous father’s footsteps as the fearless captain of a pirate crew. The other, Masked Deuce, becomes the reluctant first member of Ace’s Spade Pirates. Survival is not enough for these seafaring buccaneers, as together they seek treasure, excitement, and a route to the New World. (Source: VIZ Media) *Note: Both volumes contain a prologue.*
The one-shot celebrates the 22nd anniversary of the One Piece manga and focuses on a fight between Zoro and Mihawk. This chapter is the first in a new project for One Piece titled "Cover Comic Project." Through the project, various manga creators will "cover" a chapter of Eiichiro Oda's One Piece manga. (Source: Anime News Network)
It chronicles Trafalgar Law forming the Heart Pirates after leaving the Donquixote Pirates.
The "Vivi no Bouken" (Vivi's Adventure) chapter is part of the "Cover Comic Project" for One Piece. It's from the Alabasta arc, and covers "that famous scene" after the long fight is over.
The official Twitter account for Eiichiro Oda's One Piece franchise announced that Boichi will draw another "cover" chapter of the manga, this time covering the fight between Nami and Kalifa.
Interestingly, one of the features that most of the Logs share are the publication of some omakes, an English loanword in Japanese for remakes. Those remake comics are three-page ones that tend to parody other genres. Those side comics were drawn when Oda was given three sheets of blank paper by his editor and told to draw anything. Animated versions, subtitled as Mugiwara Theater, were broadcasted on October 2006 along recap episodes 279 to 283. They featured omakes released from 2nd to 7th Logs. Some omakes were released outside of the Logs. They're listed below with the others: \* Blue Databook 4 koma (8 pages) \* The 2nd Log: Report Time \* The 3rd Log: Obahan Time \* The 5th Log: Jingi-nai Time \* The 6th Log: Chopper Man \* The 7th Log: Monster Time \* Yellow Databook: Space Time \* 10th Treasures: Third Year Class SEA Time \* The 10th Log: Märchen Time \* The 13th Log: Family Time \* The 14th Log: Ed Sullivan Show \* The 15th Log: Detective Loomes \* The 16th Log: Circus Time \* The 20th Log: RPG Time Chopperman has starred in the animated New Year's Special filler that aired on December 23 2007. Episode 369 also featured a special Easter egg referring to Chopperman when Oz suddenly discovered the cockpit in its stomach and called itself "Oz Bomber". (Source: One Piece Wikia)
One Piece Strong World 0 is a one-shot story published in Weekly Shounen Jump as a special prologue chapter to the 10th One Piece movie, Strong World. This one-shot depicts events 20 years before the current timeline of the manga, One Piece. The main focus is the relationship between Shiki, the Golden Lion and Roger, the Pirate King. In addition, it shows what other characters were doing 20 years ago. (Source: MAL Rewrite)
Spin-off of *ONE PIECE*, which takes place post-timeskip, showing the cast in SD/chibi form and features their hilarious antics around various islands while out in the sea.
The Chin Piece manga is a parody of Eiichiro Oda's One Piece manga, and the series' title references Mangatarou's "Chinyuuki: Tarou to Yukai na Nakama-tachi" manga. (Source: Anime News Network)
Chin Piece revolves around a group of village kids led by Kusopp, who aspire to be great pirates like the Straw Hat Pirates. They then meet a boy named Chimpy, who resembles Luffy and whose penis can stretch like the pirate's. (Source: ONE PIECE Wiki) *Includes 3 bonus chapters.*
The premise of this gag manga spinoff is about three high school students: a young male student, his girlfriend and a third wheel who is a One Piece fanatic. Their names are similar to the Straw Hat Pirates and the group form a fan club dedicated to One Piece. Each chapter is a parody of the series.
One Piece crossover with the YouTuber group Fischer's.
The manga is a comedy series featuring the characters of the Straw Hat Crew in an academic setting. (Source: Anime News Network)
A gag manga about if Kuro got invited to the Pirates Festival.
A manga adaptation of the novel 'One Piece: Ace's Story', drawn by Boichi. *Note: Chapter count includes two special one-shots: "ONE PIECE: Roronoa Zoro, Umi ni Chiru" and "Nami vs Kalifa".*
An sequel to ONE PIECE novel LAW, focusing on the early days of the Heart Pirates.
Kobayakawa Sena (Eyeshield 21) meets Monkey D Luffy (One Piece), Naruto (Naruto), Son Goku (Dragon Ball), Bobobo (Bobobo-bo Bo-bobo), and Toujo Aya (Ichigo 100%) in this short adventure that serves as an advertisement for the game with the same name.
Cross Epoch is a one-shot Japanese manga collaboration by Akira Toriyama and Eiichiro Oda. It is a crossover between their respective manga: Dragon Ball and One Piece.

