The Rebirth of Konoha Begins with Uchiha Practicing Immortality

In the 44th year of Konoha, 3-year-old Uchiha Yohan recovered his past life memories. I thought I was going to be buried with Uchiha, but I found out about the Immortal Cultivation System, and here he is! From today on, I will let Uchiha create greater glory! Develop black technology, defeat the Third Hokage, kill Danzo, and rebuild glory! ! The transformation of the ninja world begins today, world, rejoice! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.