What is the song oren ishii and black mamba fight to it kill bill vol.1?

In "Kill Bill: Vol. 1," the fight scene between O-Ren Ishii and the Bride (Black Mamba) is set to the song "Battle Without Honor or Humanity" by Tomoyasu Hotei. This iconic track features an energetic and dramatic instrumental that enhances the tension and intensity of the duel. The music complements the stylized visuals, making it one of the film's most memorable moments.