Webinstantly, yoriichi's ability, the power to see the transparent world with his heightened perception, enables him to see through muzan and discover that the. Webthe sun breathing technique is more commonly known as the breath of the sun and is the core concept behind yoriichi's power. It is the most powerful and. Webin demon slayer, the creation of the 13th form of sun breathing by yoriichi tsugikuni is done to reveal his genius and strategic mind. Being a synthesis of. Webyoriichi tsugikuni’s creation of the 13th form of sun breathing in demon slayer serves to showcase his exceptional intellect and strategic thinking. Webthe hinokami kagura, or sun breathing is a technique in demon slayer passed on from yoriichi, all the way down the kamado family to tanjiro and his. Webyoriichi tsugikuni was a demon slayer who lived during the sengoku era, almost 500 years before the main events. Regarded as the most powerful demon slayer to have. Webcheck out all the forms of tanjiro's sun breathing technique in demon slayer, along with pictures, and learn what makes each form so powerful. Webdespite his prodigious abilities, yoriichi still trained rigorously to hone his skills. He developed an entirely new breath style derived from his observation of the.