One Piece (ワンピース, Wan Pīsu?) is a Japanese shōnen manga written and illustrated by Eiichirō Oda, that has been serialized in Weekly Shōnen Jump magazine since August 4, 1997. The individual chapters are being published in tankōbon volumes by Shueisha, with the first released on December 24, 1997 and 52 volumes released as of December 2008. One Piece follows the adventures of Monkey D. Luffy, a 17-year-old boy, who gained supernatural abilities by eating a magical fruit, and his ragtag crew of heroic pirates, named the Straw Hats. Luffy's greatest ambition is to obtain the world's ultimate treasure, One Piece, and thereby become the next Pirate King. When creating the series, Oda was heavily influenced by the manga Dragon Ball.