Kokushibo, the fearsome Upper Rank One of the Twelve Kizuki, stands as one of the most powerful and intimidating demons in Demon Slayer. Once a legendary swordsman of the Sengoku era, he carries the tragic legacy of a man torn between humanity and demonic transcendence. His presence radiates ancient discipline, overwhelming skill, and a quiet sadness buried beneath his monstrous evolution.
Known for his Moon Breathing, Kokushibo wields his katana with supernatural precision, creating crescent-shaped slashes infused with deadly demonic power. His body marked by multiple eyes and enhanced senses reflects the brutal price of his quest for strength. Despite his terrifying abilities, Kokushibo’s character is deeply shaped by envy, conflict, and a lifelong struggle for identity, making him one of the most layered antagonists in the series.
Kokushibo symbolizes unmatched swordsmanship, demonic mastery, and the tragic weight of ambition, earning his place among the most iconic villains in anime.
