Baki-Dou Vol. 15

The fourth manga series in the Baki the Grappler franchise, Baki-Dou continues the story of martial artist Baki who finds himself bored after the epic battle between father and son and continues to fight and train nonstop in the underground arena, constantly staving off the boredom he feels. But that's all about to change as a massive cloning project is underway to clone Miyamoto Musashi, one of the fathers of martial arts in Japan. It looks like another fight of epic proportions awaits Baki.
Notice: This manga is written in Japanese.