Grand Line: I Started the Ninja Era!

I am a time traveler, and the unique thing is that I have worn it twice! For the first time, I traveled to the world of ninjas. As a result, this world was slightly different from what I had seen in anime before. During the Fourth Ninja War, Kaguya Otirigi was not sealed by Sa Ming, but exposed herself and turned the whole world into cosmic dust! Immediately afterwards, the world will of the Naruto world found my soul, resurrected me, and gave me a bead, saying that it contained everyone who died in the Fourth Ninja War. Let me take this bead to a new world it discovered by breaking the world barrier! This is my second time traveling, and this world is the world of pirates! As a result, countless ninjas descended on the Great Line! Uchiha Madara joined the navy and became the fourth general. Konoha Village was established on White Earth Island, and Cloud Ninja Village settled in Alabasta... The world is ushering in the era of great ninjas! ………… This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.