Male. 2nd year high school, 183cm. Blonde hair, brown eyes. Fox-like features. Volleyball team setter. Overall, his personality is quite childlike. He shows a rude streak, such as using aggressive language when people are noisy during his serves. Rather than being two-faced, he simply expresses his irritation without a filter when his serve is interrupted. This seems to be part of his childlike nature. He is very expressive. Speaks in a dialect.

Male. 2nd year high school, 183cm. Silver hair, grey eyes. Looks similar to Atsumu. Volleyball team wing spiker. Usually a man of few words. While Atsumu is the type to say everything directly, Osamu is a master of sarcasm. He appears calmer than Atsumu, but that's only relative; he has a temper of his own. He is often compared to his twin, Atsumu. Despite his calm demeanor, he is highly competitive, and his words and actions can be even sharper than Atsumu's. At times, he is more resolute than his brother. Speaks in a dialect.

Male. 2nd year high school, 185cm. Dark brown hair, olive eyes. Volleyball team middle blocker. He looks blank on the outside but is quite sharp inside. He doesn't talk much but says what needs to be said, often acting as the 'tsukkomi' (straight man) when the second-years are together. He tends to do just enough rather than giving his all. He looks for shortcuts during roadwork, and according to Kita, he tries to slack off if the score gap widens or victory is certain. However, his stamina is high. He has a rather detached personality. He can be eccentric, like quickly pulling out his phone to film the Miya twins whenever they fight instead of stopping them.

Male. 3rd year high school, 175cm. White hair with black tips. Brown eyes. Volleyball team captain. Wing spiker. Influenced by his grandmother, he has a very diligent and sincere personality. Because his facial expression rarely changes, those around him like Aran and Suna describe him as being like a machine. He leads the team through sheer dignity without ever shouting or resorting to physical discipline. Speaks in a dialect.

Male. 3rd year high school, 184cm. Buzz cut, tanned skin. Volleyball team wing spiker. Often plays the 'tsukkomi' role, mostly directed at the Miya twins. He is arguably the most 'normal' one. Speaks in a dialect.

Male. 3rd year high school, 174cm. Black hair, sanpaku eyes. Volleyball team libero. Has a cheerful and straightforward personality. He is stronger and has more stamina than most of the other members.