Naruto: The Six Paths Become One

Reborn into the Hatake Clan of Konoha, and the same age as Naruto and Sasuke, Hatake Shinichi sets his first goal in order to survive: to reach Kakashi's level of strength at the same age.

This is a story about growing alongside the protagonists in the world of Hokage, constantly surpassing himself, and ultimately becoming a Six Paths-level powerhouse.