One Piece: Episode of Luffy - Hand Island no Bouken
English name: One Piece: Episode of Luffy - Adventure on Hand Island
Genres: Action, Adventure, Fantasy
Type: Special, Episodes: 1
Aired: Dec 15, 2012
Studio: Toei Animation
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
The story of the Hand Island no Bouken special is set a little before the events of One Piece Film Z and depicts a major "Hand Island" incident during the New World storyline. The story is set at "Cannon Town" where a parent and a child work as craftspeople. The incident revolves around them and a commodore of a marine base. The special will also have a flashback scene to the story in the first chapter of the manga, but with new animation. 

(Source: ANN)