Seishun Gakuen 3rd Year Class 2 Birthday: 30th April (Taurus) Height: 175cm Weight: 55kg Blood Type: O Dominant Hand: Right Play Style: Counter-puncher Shoes: NIKE(NIKE READY AIR ZOOM STERLING) Racket: WIMBLEDON(Tour Merit) Special Move: Moon Volley Favorite food: Shish Kebabs, Clam Soup, Pears Hobbies: keeping fish, swimming Family: father, mother, younger sister Father's occupation: Tax officer Favorite subject: English Favorite color: White Preferred type: Girls who look good with glasses Oishi is the vice-captain of Seigaku Tennis team. He is a worry-wart and is much concerned with other people's welfare, thus erning the nickname "Seigaku's mom." He plays doubles with Eiji Kikumaru and their tandem is called the Golden Pair.