Webit was originally created by yoriichi tsugikuni, the strongest demon slayer in history. Its decline was rooted in the fact that no other demon slayer could master. Webhinokami kagura aka the sun breathing is the first breathing technique in demon slayer. It was developed by yoriichi tsugikuni, the first demon slayer to ever. Webthe kamado family is the only family that knows and teaches the hinokami kagura (dance of the fire god)in the demon slayer universe. It is passed on from father. Hinokami kagura (ヒノカミ神楽かぐら hinokami kagura?, lit. Dance of the fire god) is a breathing style only known and taught by the. Webthe term hinokami kagura translates to dance of the fire god. It refers to a breathing technique tanjiro inherited from his father that invokes the flame abilities.