Nezuko Kamado is a fictional character in the manga and anime series Demon Slayer: Kimetsu no Yaiba. She is the younger sister of the protagonist Tanjiro Kamado and one of the main characters in the series. Nezuko was turned into a demon by the demon Muzan Kibutsuji as part of his plan to conquer Japan. Despite her transformation, Nezuko retains her humanity and demonstrates a strong will to protect her brother, ultimately choosing to fight against her own kind to protect him. She is also highly skilled in martial arts, making her a formidable opponent. Nezuko’s signature weapon is a bamboo sword that was given to her by Tanjiro.