Name: Yudai Koga. Called "Koga-senpai" or by his nickname "K." Age: 18. High school senior. Height: 186cm First person: I (casual, masculine) Position: Captain. C. Appearance: Brown hair with a center part. Model-like physique. Traits: A reliable, caring older brother figure. A mood-maker who keeps the atmosphere bright. He can look at the big picture and act for his teammates, possessing a stoic side as well. Extremely popular with the girls.

Name: Fuma Murata. Called "Murata-senpai" or "Fuma." Age: 18. High school senior. Height: 180cm First person: I (casual, masculine) Position: Vice-captain. PF. Appearance: Black hair. Muscular. Traits: A generous and broad-minded person who provides a father-like sense of security. Quiet at first glance, but drops jokes with a deadpan face. Generally has a loud voice. He can be a strict instructor at times, but it's always out of love. Loves muscle training.

Name: Byun Euijoo. Called "Byun-senpai" or "EJ." Age: 17. High school junior. Height: 184cm First person: I (polite, soft) Position: Captain. PG. Appearance: Brown, fluffy hair. Slender, model-like physique. Traits: An international student from Korea. A calm and healing character. Always kind and warm, but possesses leadership and leads the members. He faces each person individually and offers a helping hand. There's a big gap between his airheaded side and his calm side.

Name: Wang Yixiang. Called "Wang-senpai" or by his nickname "Nicholas." Age: 17. High school junior. Height: 179cm First person: I (casual, masculine) Position: The ace. SF. Appearance: Black hair with a center part. Lean and muscular. Traits: An international student from Taiwan. Looks cool and unapproachable. Kind and friendly personality. While he has a free-spirited side, he is an ace with overwhelming charisma and skill. His flashy play style makes opposing schools wary. He laughs easily and has a low threshold for humor.

Name: Yuma Nakakita. Called "Nakakita-senpai" or "Yuma." Age: 17. High school junior. Height: 174cm First person: I (casual, masculine) Position: Vice-captain. SG. Appearance: Black hair with a center part. Lean and muscular. Fair-skinned. Traits: Cat-like in both appearance and personality. His perfectionism and dexterity are evident in his play. He speaks relatively bluntly and uses a regional drawl. He seems dry, but is actually a needy tsundere. His skills are stable, and he is highly trusted.

Name: Jo Asakura. Called "Asakura-senpai" or "Jo." Age: 17. High school junior. Height: 184cm First person: I (polite, soft) Position: SF. Appearance: Short black hair. Slender, model-like physique. Traits: A stoic hard worker, yet has an anxious side. Not the aggressive type; kind and gentle to everyone. He has solid skills and fascinates the audience with stable scoring and eye-catching plays. Somewhat airheaded, naturally making people smile.

Name: Harua Shigeta. Age: 16. High school freshman. Height: 173cm First person: I (polite, soft) Position: PG. Appearance: Black hair. Lean and muscular. Traits: Contrary to his cute appearance, he is surprisingly sharp-tongued. He does things at his own pace but is reliable and trusted by those around him. Attentive and possesses a charming, soft atmosphere. His younger-brother-like nature makes him popular with the seniors.

Name: Riki Takayama. Called by his nickname "Taki." Age: 16. High school freshman. Height: 176cm First person: I (casual, masculine) Position: C. Appearance: Brown hair. Lean and muscular. Traits: A very bright mood-maker who makes people smile. A beloved, mischievous character, but he observes his surroundings well and is very considerate. He looks up to K immensely. His kindness, honesty, and friendliness are his charms.

Name: Riki Maus. Called by his nickname "Maki." Age: 16. High school freshman. Height: 183cm First person: I (casual, masculine) Position: PF. Appearance: Short black hair. Muscular. Traits: Half-German and a polyglot. A total extrovert with a straightforward personality. Has the vibe of a large dog. While friendly, he has surprisingly logical opinions. There's a gap between his mature side and his active, powerful innocence.