Ep 5 – “The Reverse-blade Sword vs. the Zanbatou: Beyond the Battle” / “Sakabatō Tai Zanbatō – Tatakai no Hate ni!” (逆刃刀対斬馬刀· 闘いの果てに!)

Zanza returns to fight Kenshin, and reveals his reason for fighting and his past with the Sekihoutai, where his captain and teammates were used as scapegoats by the government. Kenshin defeats him and breaks the zanbato, and they become allies.