Rebirth of 1985's Best Doctor - Chapter 64 - Sleeper

In the world of One Punch Man, the seventh S-class hero of the Hero Association, the King Engine King has obtained the super god skill system.

As long as you have reputation, you can extract the skills of the heavens and the world!

DNF’s extreme swordsmanship, the flames of fire in the god of death, the Tensei and Samsara in Hokage, the top three-color domineering in Pirates, the dragon slaying magic in Fairy Tail… Look at the system panel. For the 100 million prestige balance, KING took a discount and chose Stud. “Ding!”

- Description from novelbuddy

500 years ago, Chen Xi was devoured by a crack in the void and was transported into a cultivation world.

500 years later, he returned back to Earth after enduring through several hardships and discovered that only 5 years had gone by.

…

In the courtyard, beauty at the side, a candle flame wavering.

A gush of clear wind, half a full moon, the peach tree remains unchanging.

…

Wait, whose kid is this?! Why is she calling me papa? Gazing at the little girl in front of him with skin as pale as jade, Chen Xi froze.

…

　
Returning home from cultivation, starting as a stay-at-home dad.

In this life, not fighting to be a king nor claiming to be a tyrant, only praying to peacefully be a wife-pampering mad devil and a child-protecting daddy!

- Description from Novelupdates

The story is centred around a cute android who initially had a happy life with her master who dearly loved her. But she was then struck by a series of misfortunes and ended up in a robot-equivalent of concentration camp. Through experiencing and witnessing the sufferings towards herself as well as the people/robots around her, she eventually gained a better appreciation of life.

Qin Wuyue, a pseudo-house on Earth, traveled to the world of Hokage and awakened the legendary Goldfinger. The system is very violent and works flawlessly. As long as you complete the optional tasks, you can directly obtain super-powerful items of cultivation, abilities, ninjutsu and other planes. But Wuyue couldn’t be happy at all, and even had the idea of ​​wanting to die with this damn scumbag.

“You pervert wearing my camisole again” a certain elder sister roared loudly. “Take it, this is the fat time I just changed in the morning.” A certain senior said expressionlessly.

“Jun Wuyue, it’s time to collect material again, take off your pants.” A certain wife next door lit up. “If you bastard dare to steal again, I will break your third leg.” A certain beautiful master shook his fist with a cold expression. “I’m really not a pervert, I’m being forced, you believe me” Wuyue burst into tears, looking up at the sky at a forty-five degree angle

- Description from novelbuddy