Maruyama Kouzou is the commander of the 18th corps of the Muhou School and the captian of the Anayaka Forest Path Watch, along with his brothers Ichida, and Terujido.
Kouzou looks like his brothers, as he has a bob haircut like Murasame Riko but only divided on the forehead, a pointy nose, thin eyebrows. He wears the same clothes as his brothers as he wears a jacket with a dark colored shoulders, black trim, and the Muhou School on the sleeves, over a white overshirt, over a black undershirt. He also wears white pants, bandages on his lower leg, black socks, and sandals.
Kouzou is like his brothers as he is arrogant and over confident. He is also sadistic as he was glad to hear they they would cut Shinnojou to pieces.
During the tournament, He along with his brothers maimed all their opponent during the first round.
Ayanaka Forest ArcEdit
Kouzou is in the Anayaka Forest waiting, for Shinnojou and Zenmaru. During the wait, he tells his brothers about Shinnojou as the leader of the Ogame School and how he looks. He is then glad when Ichiro tells them that they will cut Shin to pieces. When Shinnojou and Zenmaru shows up, he faces Shinnojou which resulted in his Kurotsuji broken and he being killed.
AbilitesEditKouzou along with his brothers, were competent enough to partecipate and survive the Unabara Tournament, and even got the attention of the Muhou School, as he along with his brothers were offered the position of Division Commander.
Murderous Sword: Kurotsuji (Black Crossing): Kouzou's sword is a nodachi (field sword) with a barbed edge resembling a fang. According to Shimon, the sword has a tremendous power, but the blade is snapped inhalf by Shin
- Maruyama Kouzou vs. Sakura Shinnojou (Lose)