Divine Beast Lord: 10000 Amplifier From The Start - Chapter 141 - : How Could I Leave My Teacher in the Lurch?

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

Allen, an eight-year-old boy from a poor family in the royal capital, is living a poor but happy life together with his mother. One day, however, memories of his previous life suddenly come back to him and he remembers that he is in an dating sim game and that the capital will be destroyed by war if he doesn’t do something about it. If this continues, both he and his mother will be killed! With a sense of urgency, he decides to rise to the occasion in order to save his precious mother’s life and save his favorite character, the villainous young lady Anastasia, the only girl he liked in the game, from her all too tragic and ruinous end. This is the story of a man who isn’t even a character in the game, but who strives with his steely determination and uses all the knowledge he has to turn overcome fate!

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

[Time Travel + Pocket Dimension + Strong Female Lead + Happy Ending + Both Pure]Jiang Ning thought that someone like her, with hands stained by blood, was destined for hell after death.Unexpectedly, upon her demise, her soul traversed to another world, where she encountered a kind-hearted and handsome scholar who brought her home.This scholar was perfect in every way: he could write, paint, style hair, sew clothes, and even tell her after she had killed someone, “Jiang Ning, this isn’t who you’re meant to be.”……Liu Ming’an thought that someone like him, all alone in the world, accustomed to solitude, would remain lonely for life.Unexpectedly, a chance glance in a crowd stirred his compassion, leading him to bring home a battered young woman.This young woman was perfect in every way: she could cook, earn money, catch thieves, fight, and even solemnly promise him, “Liu Ming’an, I will protect you!”……Gentleness collides with indifference, darkness encounters warm sunlight.“You are my redemption!”“You are my good fortune!”