The crew’s identity is anchored in the concept of "Inherited Will".
: Luffy's straw hat is a relic passed from the legendary Joy Boy to the former Pirate King Gol D. Roger, then to Shanks, and finally to Luffy. It represents a promise to the next generation and a desire to "turn the world upside down". Straw Hat Pirates
: Unlike other crews seeking power, the Straw Hats prioritize freedom. Luffy defines the Pirate King not as the person who conquers the most, but as the person who is the "freest in all the seas". The crew’s identity is anchored in the concept
Every member serves a vital role, not just for survival, but to achieve a specific, world-altering dream. then to Shanks