The One-on-One King

Uzumaki Leishun is one of the Nine-Tails' jinchuriki and Naruto Uzumaki's twin brother.

After the Uchiha clan is wiped out and his childhood friend is killed, he has her Sharingan transplanted into himself and resolutely leaves Konoha.

A mishap during his ninjutsu training sends him back to the past. He makes a name for himself on the battlefield, cutting down countless enemies.

Ninjas should work together, but he goes solo. Armed with an awakened gun, he takes on everyone alone and claims the throne!

From then on, with both the body and eyes of a sage, he begins his extraordinary solo journey, one that started in childhood.

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.