Prince of the Grand Line

Naruto Otsutsuki, grandson of Kaguya and the prince of her kingdom, has reached the age to go on his coming of age ceremony to ready him to become king. But he doesn't want to just go out to get ready, he wants to make a name for himself and better the world. With his grandmother's gift and a ship he'll sail through and create waves as he goes along. No Devil Fruit!Naruto. Harem