Eiichiro Oda is a Japanese manga artist known as the creator of the series One Piece (1997–present). With more than 462 million tankōbon copies in circulation worldwide, One Piece is the number one best-selling manga and the comic series of all time, in turn making Oda one of the best-selling fiction authors. The series' popularity resulted in Oda being named one of the manga artists that changed the history of manga.