One Piece: Master of the Myriad Worlds

Ordinary office worker Lin Ye accidentally transmigrates to the world of Pirate King and awakens the [Worlds-Spanning Navigation System], which lets him exchange for sailing skills and items from countless worlds. Setting out from the East Blue, he ventures across the Grand Line and into the New World, gathers companions, battles powerful foes, uncovers the secrets of Sky Island, and unravels the mysteries of the Ancient Weapons. With his unique navigational wisdom, he breaks the Four Emperors' stranglehold on the seas. In the end, he joins forces with the Straw Hat Pirates to reveal the truth of the world at Laugh Tale and forge a legendary voyage of his own.