One-Piece is a popular manga series created by Eiichiro Oda that has sold over 280 million volumes. It tells the story of the Straw Hat Pirates and their adventures on the high seas as they pursue freedom and victory. The main characters of the crew include Monkey D. Luffy, Roronoa Zoro, Nami, Usopp, Sanji, Tony Tony Chopper, Nico Robin, Franky, and Brook.