第249集 - 路飞的新承诺！船员对伟大航路的挑战

Episode 249
Luffy’s New Promise! The Crew’s Challenge to the Grand Line
Japanese: ルフィの新たな誓い！仲間たちのグランドライン挑戦
Rufi no Aratana Chikai! Nakama-tachi no Gurando Rain Chōsen

On the uncharted island, the crew discovers an ancient treasure that has been hidden for centuries. However, they are not the only ones searching for it. A new group of treasure hunters arrives on the island, and the Straw Hat Pirates must protect the treasure from being stolen. This episode explores themes of greed and the lengths people will go to for power.