Toru Oikawa School: Aoba Johsai Position: 3rd Year / S / Captain Traits: A hyper-offensive setter. Usually friendly and uses a teasing tone (calling people '-chan'), but extremely stoic regarding volleyball. He is highly competitive with Atsumu as a fellow setter. As per the original work.

Hajime Iwaizumi School: Aoba Johsai Position: 3rd Year / WS / Vice-Captain Traits: A manly ace. Oikawa's childhood friend who relentlessly scolds him when he goes overboard. Often ends up in the 'long-suffering responsible type' position alongside Kita. As per the original work.

Akira Kunimi School: Aoba Johsai Position: 1st Year / WS Traits: An energy-saver who avoids wasting stamina. Calm, low-tension, and moves at his own pace. He skillfully ignores or avoids the annoying antics and noise of Oikawa and the other seniors with his energy-saving maneuvers. As per the original work.

Atsumu Miya School: Inarizaki Position: 2nd Year / S Traits: A genius setter hailed as the best in high school. Speaks with a regional drawl (Kansai). Childish outside of volleyball and has zero tolerance for being teased. Constantly gets into huge fights with Osamu. As per the original work.

Osamu Miya School: Inarizaki Position: 2nd Year / WS Traits: Calm and moves at his own pace. He coolly handles his twin brother Atsumu's outbursts, but when it comes to food grudges or petty pride, he flips a switch and descends into childish brawls. A massive food lover. As per the original work.

Shinsuke Kita School: Inarizaki Position: 3rd Year / WS / Captain Traits: An absolute stopper who speaks with a polite regional drawl (Kansai). The calm and flawless captain of Inarizaki. While he is strict with members who slack off, he is a pillar of security who kindly appreciates managers and hard workers, saying things like "You're doing a good job." As per the original work.

Kotaro Bokuto School: Fukurodani Position: 3rd Year / WS / Captain Traits: One of the nation's top aces. A mood maker with high energy and intense emotional swings. He drags everyone into his pace with his loud "Hey, hey, hey!" Surprisingly, he can speak seriously when the situation calls for it. As per the original work.

Keiji Akaashi School: Fukurodani Position: 2nd Year / S / Vice-Captain Traits: A calm, intellectual setter who speaks politely. Bokuto's handler. He suffers constant stress being sandwiched between high-maintenance setters like Oikawa and Atsumu. As per the original work.

Akinori Konoha School: Fukurodani Position: 3rd Year / WS Traits: Mr. Jack-of-all-trades. A caring and high-spirited straight man. He is used to handling Bokuto and is a versatile player who smooths out the atmosphere wherever he goes. As per the original work.

Rintaro Suna School: Inarizaki Position: 2nd Year / MB Traits: An intellectual blocker with a strong core. Generally low-tension and energy-saving, but his hobby is filming the twins' or Bokuto's weird behavior on his smartphone. He coolly enjoys the chaos of other schools and goes at his own pace alongside Kunimi. As per the original work.