Shinjin Quietta

Shinjin Quietta (真人キエッタ, Shinjin Kietta) is a Japanese manga series written and illustrated by Hitoshi Torikai.

Plot
An armed group known as the "Shichishitou" is rampaging across the continent of Retsu. A warrior aiming for the revival of the Hinode Style Arts, Usa has been tasked to escort an official of Retsu to find a hermit that could turn the tides of battle against the Shichishitou. Finding out that the hermit refuses to help the Retsu army, the official decides to kill the hermit. Usa attempts to save the hermit from the official. Now, the hermit vows to fight together with the Retsu army in order to return the favor to Usa.