Hero X Demon Queen

Hero X Demon Queen summary:

The demon queen was defeated by the dog I raised… I, who merely wanted to return to the countryside, was transmigrated into a foreign world. I managed to become a foundation level existence in a novice village. Even the demon queen, who dominated the world, was defeated by the dog I raised. From then on, the demon queen has lived in my house, and my adventures in aforeign world began.