Demon Slayer: Kimetsu no Yaiba (Japanese: 鬼滅の刃, Hepburn: Kimetsu no Yaiba, lit. “Blade of Demon Destruction”) is a Japanese manga series written and illustrated by Koyoharu Gotōge. The story follows Tanjiro Kamado, a young boy who becomes a demon slayer after his family is slaughtered and his younger sister Nezuko is turned into a demon. It has been serialized in Weekly Shōnen Jump since February 2016, with its chapters collected in 19 tankōbon volumes as of February 2020. The series is published in English by Viz Media and simulpublished by Shueisha in English and Spanish on their Manga Plus platform.
Tanjiro Kamado is a young boy who returns home to find his family massacred. His sister, Nezuko, is the sole survivor but when he tries to save her, she transforms into a Demon and attacks him. A nearby swordsman, almost kills Nezuko, but spares her after noticing she is different from other demons. Tanjiro goes on to learn how to slay Demons and becomes a member of the elite Demon Slaying Corps. Tanjiro and Nezuko are then thrown into a world of danger as they hunt down Demons, search for a way to transform Nezuko back to a human, and track down the monster responsible for killing their family.