My Magical System - Chapter 19

When the Soul Plague arrived, it struck fast, transforming its victims into soulless monsters. The horde swept across the land unchecked—until the Awakened appeared. These survivors, immune to the plague, turned the tide of war into a bloody stalemate. But while the front lines held, the plague continued to spread and the horde only grew in number.Desperate for reinforcements, the World Government began conducting controlled infections of its able-bodied citizens to produce more Awakened. Hill was one of the conscripts. After going through a harrowing trial induced by the plague, his life was torn apart and remade: he emerged Awakened, endowed with strange new powers—but also bound by a dark curse that resides deep within his own soul.As Hill learns to wield his abilities alongside fellow survivors, he uncovers unsettling truths about the plague’s true nature and the hidden price of becoming one of humanity’s last line of defense.

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

Transmigrated to a wizarding world.'But... what about the promise of wizards pursuing truth?''Why is it just a bunch of greedy people who seek power!'...Passing guests, please come in and take a look; if it's not the right fit, then feel free to leave.

Suzuki, an adult programmer, suddenly notices that he’s been thrown into a different world while wearing a casual clothes at level 1. He gained high levels and treasures after using the 3 times use-disposable-magic, Meteor Shower, once. After that he intends to do different world “sightseeing tours”? He meets 3 beast girls, beautiful purple and black haired sisters, and an eccentric blonde haired elf girl along with various people during his trip. Although there are occasional fighting with demons and demon lords, this is a heartwarming fantasy story at heart.