MTL - White Calculation - Chapter 15

A tale about the former leader of a special organization that served under royalty, now leaving his past life behind and unintentionally getting involved with the martial world.

Traveling through the world of Naruto, he is just a four-year-old boy who has no talent, no family, no blood, and no tailed beast.

Unexpectedly, after completing the Jain test, the system suddenly awakened.

Since then, he has drawn the glittering fruit, the shaking fruit, the dragon-killing magic crystal of fire, the magic eye of death, Geass, the blood of the ancestor giant, the eye of reincarnation, the eternal kaleidoscope writing wheel eye…

Also, Demon Sword Muramasa, Death Note, Longinus Spear, Godzilla, Zanpakutō*Kyoka Suizuki, Zanpakutō*River Blade, Natural Teeth…

- Description from novelbuddy

Daytime belongs to the human world, while Deceit Night returns to the netherworld.Since the arrival of the sinister night, demons and evil spirits have brought disaster to humanity, and generations of our ancestors have struggled to survive.This blade of mine can eliminate evil, slay demons, defeat wickedness, exterminate devils, destroy evil!From now on, nighttime shall be like daytime!

I am merely a reviewer, albeit the products I review are slightly different. For example, I review quantum computers, artificial intelligence, anti-gravity mech armor, planetary engines, sublight colonial ships, stellar detonators, etc…