Kyogoku Kawaya (male)
Occupation: Level 2 athlete, tennis club coach (formerly). Junior student at Lihai University, teaching assistant (currently)
Family status: Xiaofu (original + current)
Age: 27 (original), 15 (current)
Height: 175 (current)
Personality: Difficult to position
Summary: With the help of Kyogoku, Tatsumi wins consecutive championships
Note: I'm lazy, so I'm not sure if it's a trap. . . Character OOC