Once usopp joins the straw hat pirates they gain their own ship the going merry which is later destroyed and replaced by a larger. Though most adventures in one piece are random there seems to be a process for recruitment. List Of One Piece Characters Wikipedia Straw hat pirates has been featured. One piece crew members . 13 straw hat crew members confirmed. It was the first crew that successfully managed to conquer grand line and the voyage made roger the pirate king. Oda will include luffy as 1 thus the crew members get 1 added onto their numbers. In todays video i rank the straw hat pirates from one piece from weakest to strongest. The straw hat pirates also known as the mugiwara pirates straw hat crew or simply the straw hats are an infamous and powerful rising pirate crew that originated from the east blue but have various members from different areasthey are the main focus and protagonists of the manga and anime one pie