(tried making this one harder) Webtengen uzui's sound breathing technique is an exceptional breathing style in demon slayer. Here's how it works. Webthe sound breathing is branched out from the thunder breathing. This combat style involves using a battle strategy called a score, which involves tengen reading his. Weba user of sound breathing, tengen showed off his flashy fighting style throughout the season, the highlight being his musical score technique in the final battle. Websound breathing (音 (おと) の呼 (こ) 吸 (きゅう) , oto no kokyū?) is a breathing style derived from thunder breathing. Sound breathing is a breathing style that mimics. Websound breathing seemingly combines tengen's heightened sense of hearing, his musical score (譜 (ふ) 面 (めん) , fumen? ) technique, his shinobi expertise as well as his dual. Webtengen's sound breathing technique involves disorienting his opponents with loud, distracting sounds and noises. He uses tiny bombs, which he sets off mid.