Maou-sama no Machizukuri! ~Saikyou no Danjon wa Kindai Toshi~ - Volume 9 Chapter 12

Hao Ren was born in another world and has lived for over twenty-two years being nothing but a definition of the word, average. After a high school reunion, the young man sat down on the beach shore, and mumbled to the sky, “God of Novels, you are unfair. I spent forty years of my life doing nothing but reading books and stories written by others. I worked hard to manifest this rebirth, and yet you did not bless me with anything. Why?”A voice echoed in his mind, “Host, you have the Omnipotent Husband System.”Hao Ren scoffed and scolded the system, “What is the use of having you when you are not even active? Are you shitting with me, you bastard?!”The system replied, “Host the condition for activating the system is to get married.”Hao Ren could not handle it anymore and cried out loud as he complained about this condition. He was not good-looking, and neither was he wealthy, who was going to marry him?Tired, he spent the on the beach. When he was returning home, he passed by the marriage registering center. He sighed for his fate but suddenly, a beautiful lady asked him, “Hey, do you have any identity card on you?”Hao Ren nodded in a daze, and the lady dragged him inside the office. The young man was yet to register what happened to him when an automated voice sounded, “Host, congratulations on getting married. Omnipotent Husband System is now activated.”...Years later, Hao Ren became an entity many people wished to meet. However, Hao Ren never stayed outside, to everything he had one reply, “I have to go home and cook for my wife.”Would you like to know his journey from an average to an over-achieving person standing at the apex of power and prestige?

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

Jian Rushi, born in a rich family, was a college girl. Due to some economic reasons, her family went broke. Her father committed suicide under great pressure, while her mother ran away with someone else, leaving her alone in this world. As she tried to find some comfort from her boyfriend, she found that her boyfriend cheated on her. Feeling devastated, Jian Rushi thought of ending her life. But she wanted to do a crazy thing before that. Suddenly she remembered she was still virgin. So she decided to sleep with a man before she died. She went to a pub one day and saw a pretty man drinking there alone. She mistook him as a money boy and took him home. After they slept, she had no money to pay him. As the compensation, Jian Rushi became the mistress of that man, who turned out to be a golden bachelor. And a series of embarrassing things happened…

- Description from Novelupdates

A reader has been watching Hanyu for so many years and can’t help but revolt!

This is a Korean entertainment in my imagination, not a stallion, not a red palace. Korean entertainment that is as close to real life as possible

- Description from novelbuddy