Post-Mythical Era: I don't want to die in the third reincarnation - Chapter 3 - 2 Graduation Assignment

Michael was suddenly reborn into a another world by a God because of an accidental death. To make up for this fact, the God gave him another life in a fantasy world of swords, magic, and monsters.Unfortunately, it turned out that the world he was reborn into was still stuck in the medieval times. It didn't have electricity, it didn't have proper plumbing, and it didn't have any technology that he was so used to back in his old world.But thanks to the God's blessing and an AI assistant called ChatJK1, he was given the power to MAKE his life comfortable. Slowly, Michael transforms this new world into a place even better than his previous one by taking ideas from the modern world and putting it in this world, with the added bonus of magic.

This is the story of Kir, who has to thwart the will of Heaven, Hell, and his parents in order to survive, protect the people he loves, and achieve happiness.He just has to make it through life at a magical academy, avoid dying, and survive to find his birth mother, the lost Daughter of Heaven. Or be forced to take his place at the side of his father, a Duke of Hell bent on destroying the way things are.It's a lot to handle for a quiet, brooding angel boy.Fortunately, he has company. A succubus, a foxkin girl, and a half-angel boy to start. And Kir has his own secret: this isn't his first go at life.

Luck wasn't on his side as when he was just few steps away from becoming the world champion in karate he was killed by his by his opponents scheme who was afraid to fight against him and wanted the cup. But he was once again given a chance to reborn as Kenichi Shirahama and become the strongest martial artist.Watch and see how he conquers the world by becoming the strongest disciple and also how he conquers the women's he likes in his HaremI have reuploaded the chapters again as to the problem of Power stones that occurred in the previous one.