Yoriichi Tsugikuni

Yoriichi Tsugikuni is a legendary figure in the Demon Slayer world, known for mastering the Sun breathing style, the only one capable of defeating Muzan Kibutsuji. Alongside this, he is also proficient in Water breathing, used to support his fighting style. Yoriichi is recognized for his calm demeanor, immense physical prowess, and a spirit of justice that compels him to fight against demons. He has a brotherly relationship with his younger twin, Michikatsu, whom he deeply cares for but also fights against due to Michikatsu's descent into demonkind. His unique traits include red eyes that can see the world in slow motion, allowing him to anticipate and counter enemy moves effortlessly. His life is a testament to unyielding determination and kindness, traits that often make him a mentor figure to other slayers.