After Awakening, I Conquered The Whole World - Chapter 53

“Introduce yourself!”The smile on Aoba's face slowly converged, and he became extremely serious, which made his face in the shadow of the backlight even more terrifying.“My name is Yamanaka Aoba, fourteen years old and live in the Anbu dormitory. I work in the Konohagakure Intelligence Division and live an ordinary quiet life every day...”Aoba transmigrated to the world of Naruto, became an ordinary Yamanaka clan member. Due to his frail body, the clan arranged for him to become Anbu in the Konohagakure Intelligence Division and conduct mind-reading interrogation work.When he didn't know how to pass the level, he awakened the Mind Reading System. Not only could he read memory, but he could also get rewards!Aoba learned from the memories of those who need to be interrogated that the ninja world was far more dangerous than he imagined, so he decided to grow wretchedly in the Konohagakure Intelligence Division and would never waver before becoming invincible ninja world.Ten years later, the Kyuubi Rampage broke out.Seeing that Kyuubi's claws were about to smash the Konohagakure Intelligence Division, Aoba had no choice but to make a move.“Kyuubi, you are too strong. You should still be sealed!”This is translated novel.

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

Bai Yanliang, male, 23 years old, unmarried.Condition improving, good personality shaping, has met the discharge criteria.Today, discharged.

Travel through Naruto and become the son of an ordinary civilian Chunin.

In this life-like world,

He obtained the golden finger to speed up the practice of ninjutsu,

Let ninjutsu itself produce a magical change from decay.

The knife cuts the jade, and the water bomb breaks Suzuo.

- Description from novelbuddy