Another World, Breaking Through All the Ways with a Sword

Ye Yu came to another world and became a useless prince? Don't be afraid of awakening the absolute kendo system, and your talent is unrivaled, especially your kendo talent. "Huh? Are you gifted? Are you one level higher than me? Haha, I will kill you with one sword." "Huh? Are you an alchemist? Many people worship you? Haha, I will destroy you all with one sword." "Huh? Are you the king of a country? Unstoppable in the whole country? Haha, I will destroy the country with one sword." Haha, I, Ye Yu, want to travel throughout this world, unrivaled and free and easy. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.