Pirates: the Strongest Uchiha

When he woke up, the protagonist found that he had traveled to the world of One Piece. Not only did he become Uchiha Shisui, he also got a very awesome "strongest Uchiha system". At this point, Uchiha's reputation began to rise; The world began to turn upside down.... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.