Birthday: March 6

Age: 27

Astrological sign: Pisces

Height: 177 cm

Weight: 63 kg

Blood type: Type O

Handedness: right

Favorite brands:

Shoes - ellesse TN161

Racket - the racket of club members that are near him

Interests: horse racing, mahjong

Osamu Watanabe is the coach of Shitenhouji's tennis club