Brother of Toshihiko. Kazuma is a member of the Kifuuken Organization but believes the Kifuuken needs to move forward past it's old timer beliefs. When his brother Toshihiko runs away with Yuka he becomes the heir to the Kifuuken Organization. He moves forward with plans do change the Kifuuken into a public company. But he merely becomes a puppet to the person funding his new company who holds 90% of the stock and he loses control.