Breath of Sound (
- First Style: Thunder (
壱ノ 型 轟Ichi no kata: Todoroki?) - Uzui lifts his twin swords above his head and slams them down with great force whilst simultaneously creating an explosion with his bombs, causing a loud sound resembling thunder.
- Fourth Style: Death Knells of Avīci (
肆ノ 型 響 斬 無 間Shi no kata: Kyōzan Muken ?) - Uzui holds his swords apart and spins them rapidly in conjunction with releasing his bombs, making this technique a combination of offense and defense.
- Fifth Style: Symphony of Shrill Strings (
伍ノ 型 鳴 弦 奏 々Go no kata: Meigen Sōsō?) - Uzui holds one of his swords with a reverse grip and spins the other using the chain that connects them. He couples this by also releasing numerous bombs to detonate. This technique was able to overpower an Upper Moon Demon.