The World's Strongest Fighter Who Tried Too Hard Living A Leisure Life In A World Of Magic

Story:

One day the martial arts master Ash suddenly reborn in another world. In this new life, he wants to be a magician. To accomplish this, he will have to become a student of the former hero Morris and undergo complex training. Unexpectedly, just before the end of the world, appeared "Emperor of Darkness" and the Ash could kill him with one blow!