Yuda Of The South Star Six Sacred Fists! I'm The Most Beautiful!! - S2.E30

Ken and Rei learn that Mamiya was once kidnapped by a man named Yuda, who also murdered her parents. Rei reveals that Yuda is in fact, one of the Six Sacred Fists of Nanto along with Rei himself and the already deceased Shin. Ken and Rei head to Yuda's castle to confront him, but they only find his lieutenant Dagarl, who tells that Yuda has gone to the village of Blue Town.