What Kind of World of One Piece Is This?

When Xia Yu woke up, he found himself on a small island. Xia Yu, who had many years of experience in reading novels, instantly understood that he had traveled through time. After learning about the name Roger and the prevalence of pirates from the villagers on the island, he finally realized that he might have traveled to the world of One Piece, but what the heck is the world of One Piece speaking in Chinese? Until one day he met someone and after arriving on a continent, he finally understood what was going on. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.