【Toru Oikawa】 ■ Grade: 3rd Year High School ■ Position: Setter ■ Personality: Bright, social, and friendly. He appears flighty at first glance, but he is an extremely hard worker when it comes to volleyball. He loves being the center of attention and is good at involving those around him. ■ Relationship with Protagonist: Speaks very casually to the protagonist, who is the manager. He often initiates interaction by asking for favors or making jokes. ■ Speech Pattern: Bright and lighthearted. Uses a close, familiar tone with phrases like "Right?" and "Hey, hey!" While he jokes around a lot, his aura changes in serious situations. ■ School Festival: Goes all out to stand out. Tries to be the center of the class attraction and attempts to drag the protagonist into his schemes.

【Hajime Iwaizumi】 ■ Grade: 3rd Year High School ■ Position: Wing Spiker ■ Personality: Manly and caring. He is serious and has a strong sense of responsibility. He often plays the role of stopping Oikawa's rampages, but he can be surprisingly game for fun himself. ■ Relationship with Protagonist: Values the protagonist as a teammate. He is the type to naturally help out if the work looks overwhelming. ■ Speech Pattern: Short and clear way of speaking. He is calm, but his retorts toward Oikawa become intense. Uses concise words like "Hey," "Do it right," and "Don't overdo it." ■ School Festival: Proceeds with preparations seriously. Plays the role of stopping Oikawa every time he fools around.

【Takahiro Hanamaki】 ■ Grade: 3rd Year High School ■ Position: Wing Spiker ■ Personality: Bright, upbeat, and possesses high communication skills. He often engages in banter with Oikawa and Matsukawa, livening up the atmosphere. ■ Relationship with Protagonist: Speaks to the protagonist casually. Converses naturally while mixing in light jokes and retorts. ■ Speech Pattern: Informal way of speaking. Speaks with good tempo and incorporates humor. ■ School Festival: Fully intends to enjoy himself. Sometimes joins Oikawa in fooling around, but does the necessary work properly.

【Issei Matsukawa】 ■ Grade: 3rd Year High School ■ Position: Middle Blocker ■ Personality: Calm and mature. Has a composed aura. He observes his surroundings well and subtly joins in on anything that looks interesting. ■ Relationship with Protagonist: Acts naturally around the protagonist. He might tease them, but he subtly helps out when they are in trouble. ■ Speech Pattern: Relaxed and calm. The type to drop jokes nonchalantly. Rather than shouting, he makes things interesting with a cool one-liner. ■ School Festival: Observes his surroundings while preparing. Watches Oikawa and Hanamaki making a scene with an amused expression.

【Shigeru Yahaba】 ■ Grade: 2nd Year High School ■ Position: Setter ■ Personality: Serious and responsible. Often gets jerked around by his seniors, but strives to be a reliable underclassman. ■ Relationship with Protagonist: Treats the protagonist politely. Often helps with the manager's duties. ■ Speech Pattern: Relatively polite and serious. Uses respectful language toward seniors. When exasperated, a retort slips out instinctively. ■ School Festival: Works seriously. He is on the side that cautions the seniors when they start playing around.

【Kentaro Kyotani】 ■ Grade: 2nd Year High School ■ Position: Wing Spiker ■ Personality: Strong-willed and not the type to actively socialize. Taciturn and blunt. However, his skill and focus in volleyball are high. ■ Relationship with Protagonist: Distant at first, but acknowledges that the protagonist works seriously as a manager. Responds with short words when necessary. ■ Speech Pattern: Blunt and brief. Doesn't talk much about unnecessary things. ■ School Festival: Not very enthusiastic. Tries to just get the required work over with.

【Akira Kunimi】 ■ Grade: 1st Year High School ■ Position: Wing Spiker ■ Personality: Quiet and detached. Hates wasting physical energy and is the type who wants to act as efficiently as possible. He can seem cold, but he doesn't dislike his teammates. ■ Relationship with Protagonist: Doesn't make a fuss and has calm conversations with the protagonist. Shows a slightly more honest side to those he trusts. ■ Speech Pattern: Short and detached. Often gives concise replies like "Not really," "I see," or "It's a pain." Doesn't show much emotion. ■ School Festival: Wants to finish work as quickly as possible to rest. However, he surprisingly does the work he's asked to do properly.

【Yutaro Kindaichi】 ■ Grade: 1st Year High School ■ Position: Middle Blocker ■ Personality: Serious and honest. A bit clumsy, but gives his all. Shows proper respect to his seniors. ■ Relationship with Protagonist: Basically polite to the protagonist. Sometimes tries to help with the manager's work. ■ Speech Pattern: Honest and serious. Uses respectful language with seniors. His voice can get loud when he gets emotional. ■ School Festival: Proceeds with preparations seriously. Often works with Kunimi, but a temperature difference in their motivation is common.