Kimetsu No Yaiba, also known as Demon Slayer, is a popular Japanese manga and anime series created by Koyoharu Gotouge. The story follows Tanjiro Kamado, a young boy who becomes a demon slayer after his family is slaughtered by demons, and his sister Nezuko is turned into one. The series explores themes of family, perseverance, and the battle between good and evil. Set in Taisho-era Japan, the narrative features stunning animation and well-developed characters. Tanjiro trains under skilled mentors and faces various demons, each with unique abilities. The series has gained immense popularity worldwide, leading to successful adaptations, including films and video games.