Demon Slayer: The world of the strong

[THIS WORLD IS MORE OR LESS A PARALLEL WORLD OF DEMON SLAYER, BUT WITH SCHOOLS] Raito Shomei was born in a world full of demons where the demon slayers where the hero’s of humanity. However, since he knew that there were demons and demon slayers, he wanted to become a demon slayer, but… to become one was more difficult than it seemed. To become one, he had to enter one of Japan's 10 Demon Slayer schools. Will he succeed ? Follow him on his journey to become a demon slayer! —— This is a fan fiction based on the Manga and Anime Kimetsu no Yaiba or Demon Slayer. [COVER IS NOT MINE; IF YOU ARE THE OWNER, PLEASE INFORM ME, AND I WILL TAKE IT DOWN.]