Webwith his mastery of the sun breathing technique, yoriichi tsugikuni turned himself into a living legend in demon slayer. Webyoriichi tsugikuni was a prodigy who invented breathing styles, starting with sun breathing. Breathing styles evolved into wind, water, fire, stone, and thunder to suit different abilities. Webas the creator of breath of the sun and the only slayer to ever come close to killing muzan kibutsuji, yoriichi‘s skills and legacy have captivated fans for generations. Webexploring the real reason behind the creation of the 13th form of sun breathing by yoriichi tsugikuni in demon slayer Webthe sun breathing, also known as the hinokami kagura dance, is a kamado family ritual passed down from father to son through the generations. However, the hinokami kagura dance is not native to. Kimetsu no yaiba lore with yoriichi tsugikuni, the legendary demon slayer and originator of the breath of the sun technique.