第530話 - 麦わらの一味の最後の冒険！ルフィの最後の約束

Episode 530
The Straw Hat Pirates’ Last Adventure! Luffy’s Final Promise
Japanese: 麦わらの一味、最後の冒険！ルフィの最後の約束
Mugiwara no Ichimi, Saigo no Bōken! Rufi no Saigo no Yakusoku

The crew fights against the new group of enemies, who reveal that they are agents of a shadowy organization that has been manipulating events across the Grand Line. The Straw Hat Pirates must confront the organization’s forces while learning more about their secret plans. During the battle, they discover the connection between the organization and the legendary treasure.