Hitoshi Ebihara is a mathematics teacher and badminton team coach at Yokohama Minato High School. Originally a football player in his youth, he shifted to coaching badminton with no prior experience or formal training in the sport. Against the odds, his strategic methods and leadership transformed the underperforming team into a nationally competitive force.

His surname, formed from the characters for "shrimp, prawn" and "field, plain," contrasts with his given name Hitoshi, meaning "compassionate"—a balance mirrored in his supportive yet resolute mentorship. He has dark brown hair and eyes.

The narrative chronicles his journey from novice to adept coach, emphasizing his skill in cultivating teamwork and ambition within the team. His athletic background in a different sport shapes his coaching philosophy, prioritizing adaptability and resilience to unlock his players’ potential.