Read it and find out I DONT OWN DEMON SLAYER OR YOU

Y/N Tsugikuni was born a miraculous child, and a gifted one, he was born in the Tsugikuni family and trained in swordsmanship since he was a child, like his Ancestor Yoriichi Tsugikuni who was born a gift like Y/N he to become a swordsman for inspire his ancestor impossible feats, once he become powerful and strong as his Ancestor Yoriichi. But he also learned some martial arts time when he grows up, however instead of Training or no demon's he set out through the world but also fight his enemies who attack him, but his fighting and Victories are absolutely Unparalleled Feats, Once he grow up he became as strong as his Great Grandfather and become one of the strongest if not the most powerful Swordsman in history. His mother sent him to highschool because he is smart for his age and had good grades and want him to a normal life so he accept, once he made to a school he meet a cowardly person name Kenichi and a girl named Miu, but also meet a werid dojo. Follow Y/N Tsugikuni Adventure as he befriends Kenichi shirahama and Mui Furinji and others too in the future, and helping kenichi to become the strongest disciple and meet love!!! I don't own History's Strongest Disciple and Kimetsu no Yabia they belong to their rightful owners and creators.

The Great Pirate Era has now come! People all over the world are searching for the legendary Treasure named "One Piece", The treasure from the Former King of the Pirates name Gol D Roger. Their was a special child who was blessed with God-like physique and Unparalleled Swordsmanship, his dream is to become "The World's Greatest Swordsman" Y/n Tsugikuni. His childhood friend Monkey D Luffy, wants to become the King of the Pirates. He set sail before Luffy and became a swordsman sailing through the sea's but what happens when he encounters Luffy offers him to jion his crew... (Noted to people, I don't One Piece or Kimetsu no Yaiba, any of the pictures or videos even art)

Spoiler! This story contains spoilers for the One Piece manga, you are free to read on. "Yamato: I want to sail off and go on adventure! I want to live free as Oden!" Living on an island under the control of one of the Four Emperors: Kaido, life was tough for (Y/N) who wanted to become more powerful in order to survive. One day, he met Yamato with whom he became friends. Inspired by Oden Kozuki, the two dreamed to sail away and discover the world. But the threat of Kaido was still there, (Y/N) couldn't accept him anymore to terrorize his people. He made a promise to leave with Yamato to become more powerful and form a strong crew in order to defeat Kaido and free Wano! "(Y/N): If the world is afraid of my name, it means that I am powerful enough to defeat Kaido!" One Piece belongs to Eiichirō Oda. Of course, the story is amateur and not canon, so I'll allow myself to change the canon. I wish you happy reading!