Teiko Middle School.
One of the most prestigious middle schools people in Japan can attend. Their basketball club consists of over 100 members. A few of the people in the club were deemed enough to play on the court as starters in the first string...
★ She was the first manager to be in the Teiko Basketball Club. She mentored Momoi about how to collect information. To which led her to be a dangerous person when it comes to her school on the court.
★ She gives data to her players and predicts their future movements. The superior one of course is (Y/N), as she knows Momoi's habits. So in their games, she would falsely make data so Momoi could fall for it or have Kuroko change the pace of the game to outdo her data.