Naruto: Time Travel to Konoha and Tsunade's Childhood Sweetheart

The protagonist will use the power of the system to quickly improve his strength, stand out in the ninja school, and become a high-profile genius ninja. Childhood sweethearts with Tsunade, finally got together, and were friends with the Sannin, which made up for the regret in Naruto. He is a disciple of Hatake Sakumo, an Uchiha who likes to hide his strength.