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The series is primarily set in Tokyo. Ryoma Echizen, a tennis prodigy, attends Seishun Academy (青春学園, Seishun Gakuen?), or Seigaku (青学) for short, a private school famous for its strong tennis club and talented players. Ryoma quickly defeats numerous upperclassmen shortly after entrance to secure himself a spot as one of the team's regulars. In pursuit of their ultimate goal of winning the all-Japan junior high school tennis championship, members of the team make new friends while learning and mastering increasingly complex techniques. Ryoma also begins to develop his own style of tennis, and eventually realizes what the sport really means to him.