Zenitsu Agatsuma is a Demon Slayer in the Demon Slayer corps and one of the main characters in the anime Demon Slayer: Kimetsu no Yaiba. Zenitsu is a traveling companion of the main character of Demon Slayer anime Tanjiro Kamado and his sister Nezuko Kamado. Zenitsu is shown as a coward, often complaining that he doesn't have much time to live because of his Demon Slayer job. But Zenitsu's straight awakens when he is asleep as if something keeps him from accessing his true straight give out. And in combat Zenitsu is calm, precise, and sagacious. A fanart Demon Slayer: Kimetsu no Yaiba progress bar for YouTube with Zenitsu Run.