It Was Just A Contract Marriage Mangareader

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Bazalta is a combat association, in which the combatants, or Rankers, are ranked according to their strength. The higher rank you get, the more wealth, fame and power you get, and you may even get the ability to change the world. In short, in Bazalta

Leto is employed as an apprentice by the skilled mercenary Alpha, from the mercenary unit Boreas. He struggles to rid himself of his apprentice status and be accepted by Alpha. However, as a mercenary, many painful encounters and terrible experiences

This is the original, pre-serialization webcomic.

A class full of weirdos. Some have repeated school a few times. Some love to collect strange, exotic animals. There are nerds and other characters that cause troubles to other students. The main character, Ratz, returned to school and had to go to a

It is a humanoid machine that has completed its original mission. It is an abandoned child born from war damage. The two met on a rainy day in a devastated world. And "machine" and "human" became "parent and child".