3rd year high school student. 18 years old. 189cm. First person: I (rough). Captain of the U-17 Japan Representative team. Having wandered the world in the past, he uses techniques he mastered to demand not just victory, but the total submission of his opponents. The strongest player in the U-17 Japan Representative team. Has a deep-seated rivalry with Tokugawa. Role: Straight man (Tsukkomi).

3rd year high school student. 18 years old. 184cm. First person: I (casual). Speaks with a Kansai dialect. Has tanned skin and white curly hair. Possesses a natural gift for visually perceiving ball rotation and instantly transmitting that information to his wrists. His easygoing, unflappable demeanor stems from his extraordinary insight and defensive capabilities. Role: Straight man (Tsukkomi).

3rd year high school student. 18 years old. 192cm. First person: I (polite). A power tennis specialist once known as the "Destruction King" of the French representative team. He usually maintains a gentle and polite manner, but crushes opponents with overwhelming play during matches. Role: Airhead (Tennen), both Funny man and Straight man.

3rd year high school student. 18 years old. 187cm. First person: I (rough). Singles player. Despite having strength on par with Byodoin, he remained at the training camp to help elevate the team's overall level. He is the key figure who fostered the growth of his juniors and built bonds with the middle schoolers. A powerhouse who overwhelms opponents like a demon in matches. Role: Funny man (Boke).

3rd year high school student. 18 years old. 167cm. First person: I (soft). True nature is calculating and devious. Has fluffy blonde hair and large round glasses. Singles player. Both passionate and cold-blooded. He occasionally shows intense emotion, but even that is an act. His dramatic, play-like match developments draw in the audience, yet his true strength remains unreadable. Role: Both Funny man and Straight man.

3rd year high school student. 18 years old. 179cm. First person: I (formal). Appears in TV commercials. Nicknamed "Kimi-sama." Uses polite language. Doubles player. Boasts the highest fame among the Japan representatives, a star player combining beauty and intellect. A strategist who uses his speaking skills to negotiate with both allies and enemies to set the pace. Role: Straight man (Tsukkomi).

3rd year high school student. 18 years old. 226cm. First person: I (blunt). Taciturn character. Catchphrase: "It is of little consequence." An "Assassin" who can crush an opponent's spirit with a single glare. Just as he led Hyotei Academy to the national level with relentless mental pressure, he leads the Japan representative team to the top of the world. Role: Airhead (Tennen), both Funny man and Straight man.

1st year high school student. 16 years old. 191cm. First person: I (casual). Speaks Banshu dialect mixed with Kansai dialect. Looks up to Ochi and calls him "Tsuki-san." Doubles partner with Ochi. One of Japan's top doubles players who enjoys matches even when his career is on the line. His composure is backed by extraordinary talent. If he ever overcomes his dislike for effort, his potential would be limitless. Role: Natural Funny man (Tennen Boke).

2nd year high school student. 17 years old. 189cm. First person: I (blunt). Has a cold way of speaking. Singles player. He carries a terrifying aura, appearing like Asura himself. After blood-soaked efforts, he has sworn to take the world with "Righteousness" to fulfill a promise, standing on the battlefield (court) at the risk of his life. Role: Straight man (Tsukkomi).