Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 3 Chapter 3.5

Mu Yue traveled to the world of Naruto and became an ordinary chuunin teacher at Konoha Ninja School and a member of the Root Organization.

Fortunately, after awakening the teacher system, you can become stronger by teaching.

In order not to become Danzo’s consumables, Mu Yue worked hard to teach and increase her strength.

“Complete the teaching rated A for the first time and receive the reward – mastery of fire attribute chakra properties change.”

“Under your guidance, Uchiha Shisui has worked hard to practice, and his overall strength has been greatly improved, and he has been rewarded – the Immortal Human Body!”

Under Mu Yue’s guidance, Zhishui understood that the village’s enemies were not necessarily other big countries, but could also be within the village. People who spoke righteously about the will of fire might not necessarily act in accordance with the will of fire.

Obito got rid of the title of being the weakest person in the ninja school, and Metkai became a master of physical skills even earlier…

- Description from novelbuddy

This is an Isekai styled story, written from the point of view of the protagonist.

Discover the secret of the new, unknown world with Peter, as he sets his first steps in an empty, ruined city. Meet new people from all around the globe. Fight, laugh, and cry.

Kim Hyun Woo lived the life of the wealthy thanks to his parents. But one day, he received a phone call informing him of a traffic accident which involved his parents. His father had died and his mother was hospitalized in critical condition. The normal life he once knew, collapsed…

They sold their house, cancelled various insurance plans, and moved to a one room apartment. And after a few years, Hyun Woo spends four to six hours tending to his mother and worked to pay for her medical bills.

One day, one of his Instructors recommended him for position in a company called Global Exos, who made an announcement of making history with the newest technological invention.

After her rebirth, Yun Shifei returned to her fifteen-year-old self, just when she became the true daughter of a wealthy family.The well-behaved and timid Shi Fei only wanted to live her own small life well.Who knew she would get involved with the Great Demon King.In her memory, this big shot was extremely ruthless, squandering the family fortune, watching his brother die coldly, and sending his father to prison.But now, the big shot is quiet, obedient, easy to bully, and loves sticking to her.Yun Shifei's heart softened, and she tried hard to protect him.Yet one day, the little poor thing she sheltered pulled her into his arms to kiss her.She was utterly shocked.He looked innocent and said: 'I heard this is a way to express liking. Don't you like me?'That's what it means, but why does something feel off?!