WebDemon Slayer: Kimetsu no Yaiba ( 鬼 ( き) 滅 ( めつ) の 刃 ( やいば) Kimetsu no Yaiba?, lit. "Blade of Demon Destruction") is a manga series written and illustrated by Koyoharu Gotoge. It has been serialized in Weekly Shonen Jump since February 15, 2016. The series is republished in English by Viz Media .