Eiichiro Oda (Japanese: 尾田 栄一郎, Hepburn: Oda Eiichirō, born January 1, 1975) is a Japanese manga artist and the creator of the series One Piece. With more than 523.2 million tankōbon copies in circulation worldwide, One Piece is both the best-selling manga in history and the best-selling comic series printed in volume, 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.

Since November 7, 2004, Eiichiro Oda has been married to Chiaki Inaba (稲葉ちあき, Inaba Chiaki), a former model and actress whom he met in late 2003 during Jump Festa festival 2004. Oda and Inaba have had two daughters; the eldest was born in mid-2006 and the youngest in 2009.

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