Tengen Uzui is the former Sound Hashira of the Demon Slayer Corps in Demon Slayer: Kimetsu no Yaiba, known for his flamboyant personality, exceptional strength, speed, and advanced echolocation abilities. A former shinobi, he wields two chained Nichirin Blades and uses a unique Sound Breathing style, prioritizing the lives of his loved ones and allies over the mission. After a severe battle, he retired from the Corps, but his legacy continued through his descendants. 