Ninja World: Be Invincible from the Pure Land of the Underworld!

On the first day of traveling through the ninja world, Qianyu died, but he discovered a bigger secret. In this world, the underworld really exists. The souls of all the dead live here. Senju Hashirama, Uchiha Madara, heroes of all ages, even... Those legendary beings! So Qianyu set a small goal, first to unify the pure land of the underworld. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.