Curly Dadan

Dadan (ダダン, Dadan) is mentioned in chapter 440 by Woop Slap, the mayor of Luffy's hometown of Fuusha Village. Beyond the name, nothing is known about who Dadan is. In Yellow Databook his/her name appears alongside in Dragon's biography. Dadan is the center of a myth among fans. Dadan was mentioned in chapter 551.