Jewelry Bonney is one of the most important One Piece characters at the moment and much of that is down to her incredible role in the Egghead Island arc, along with Kuma. As fans know already, Bonney is Kuma's adopted daughter and has spent her entire life to save her very own father. Bonney was revealed to be a 12-year-old child and the Egghead Island Arc, which is quite surprising for the fans, as it showcases her immense potential as a fighter in the One Piece world.