Rokuren is an Pirate who follow the Straw Hat Pirate all the way to the Grand Line he eventually officially join the Straw Hat Pirate as a the Second Choreboy he was once an member of the Lost Pirate until he met is Goldbeard the pirate he idolize when Goldbeard learn Rokuren intention He decide to teach some technique to Rokuren when Goldbeard was brainwash cause him to leave the the Lost Pirate