Aoi, Ryuuhei

青井竜平

Ryuhei Aoi serves as a coach at the Southern Tennis Club, where he primarily supports Eiichirou Maruo in his pursuit of becoming a professional player. He is a former professional tennis player who retired due to an injury.
Ryuhei possesses a calm demeanor and encourages players to relax while maintaining their hard work. He advises Eiichirou to rely on both his instincts and his knowledge, warning that failing to do so will cause him to lose his skills and become weak. He also looks out for his students, notably stopping Eiichirou when he attempted a fast serve without any prior training.