One Piece: Starting from Obtaining the Float-Float Fruit

With no system, the Float-Float Fruit, and all three types of Haki, Anya woke up to find himself in the world of One Piece?! He thought he was going to starve to death on a deserted island, but then he encountered the legendary pirate: Golden Lion! Just when he thought his life was over, Golden Lion was single-handedly defeated by a small pebble! Years later, Anya stood at the pinnacle of the world, and the small pebble said with satisfaction, "I nurtured a world king!"