Mondo Oowada

Height: 187 cm
Weight: 76 kg
Chest: 86 cm
Specialty: Super High School Level Biker

The second leader of the Crazy Diamonds, Japans most largest and most feared biker gang. He has a high respect for his brother from whom he inherited the gang from after he died. He acts tough and has a strong sense of honor and loyalty to his companions. He yells when he gets nervous which causes him to have trouble confessing to girls and he loves dogs. After he finishes his role as a gang member he wants to become a carpenter.

He killed Fujisaki in the boy's changing room in a fit of rage and later was executed after being found out in the trial.