Den Kou is assigned as an adjutant for Ka Ryo Ten.
Den Kou has a short chin puff beard. He is seen wearing the armor of a lower commandant. He rides a horse and is mostly seen by the side of Ka Ryo Ten on the battlefield. He has a sword, but has never been seen using it.
Not much is known about his personality, but he is easily stunned by the events on the battlefield.
He hasn't been seen since Ka Ryo Ten's position got attacked in the Fire Dragons of Wei Arc; it is unknown whether if he is still alive or if he died.
He acts as the aid of Ka Ryo Ten, and helps her in spotting the events on the battlefield.