Yoriichi Tsugikuni

Yoriichi Tsugikuni is the legendary figure known for his unparalleled mastery of breath styles in the demon-slaying universe of Demon Slayer: Kimetsu no Yaiba. Possessing the mark of the Sun, Yoriichi is both a proficient swordsman and a wise strategist with a kind and patient demeanor. Despite his immense power, he is shown to be humble and respectful, often reflecting deeply on his life choices and the fates of those around him. Yoriichi carries a unique nichirin blade and is renowned for his ability to see the flow of 'breath' with his extraordinary vision. His innate skill and quest for peace propel him to train future demon slayers, including his younger brother Michikatsu, in the art of combat. Yoriichi's relationship with demons is complex, as he understands their suffering and seeks to end their agony through mercy and combat.