Hashira is the highest rank which Demon Slayers can obtain in the Demon Slayer Corps. Those who hold the position are regarded as the most powerful and skilled combatants in the entire organization, protecting humanity against more dangerous threats that cannot be handled by other Demon Slayers. The Hashira, in accordance with their great strength, hold the highest authority in the organization, second only to the Corps leader, Kagaya Ubuyashiki, and later, Kiriya Ubuyashiki.