Naruto: From Ninja Academy to an Early Grave

In the ninja world, a ninja’s potential has limits—and so does a ninja’s lifespan. From his observations, Higashino Makoto comes to a simple conclusion: the harder a ninja trains and the more fiercely they fight, the more likely they are to become short-lived. Countless efforts, endless battles… all for an early grave. “Father, a ninja’s capacity really has its limits.” “What are you talking about?” “I’m just saying… becoming something beyond a ninja sounds better.” A light reincarnation story with a pragmatic protagonist, set in the world of Naruto. .... — Description from novelcodex.org