Webzenitsu agatsuma is one of the two tritagonists of demon slayer: He was voiced by hiro shimono in japanese and by aleks le in the english dub. Zenitsu's sword abilities & powers explained. Zenitsu agatsuma, a member of the demon slayer corps, is initially portrayed as a cowardly. Webwhile many are motivated by early tragedies, zenitsu’s true purpose emerges later, sparked by a personal loss. This newfound purpose is a powerful catalyst,. Websuddenly, while asleep, zenitsu stands and fights with an impressive strength, and we see his thunder breathing powers for the first time. Webas the demon slayer story continues to unfold, zenitsu agatsuma remains a shining example of the art of demon slaying and the power of personal growth and. Webwhile unconscious, zenitsu is a force to be reckoned with, but his actual power is discovered when he is awake. While awake, zenitsu was able to match the. Webzenitsu's a pretty strong and fast character that relies on his thunderclap and flash ability. Learn ways of extending combos with this skill and you'll master him.