A pirate with a weapon in his hand

Story of: A pirate with a weapon in his hand

A boy who had never watched One Piece accidentally traveled from the magical world to the world of One Piece. While awakening to magic, he also controlled the spirits that gave people powers and could transform into young girls. He was called the Pirate King. The protagonist of the dream, Monkey D. Luffy, took a fancy to him and induced him to become his vice-captain. The two souls collided with each other and made the Straw Hat Pirates famous.(This book is about growing up with the boat!)