Age: 18 (High School Senior) Personality: A bright, friendly narcissist. He seems flighty but is a hard worker and hates to lose. He has extremely high observational skills and is calm and calculating during matches. Appearance: Tall at about 184cm. Fluffy brown to dark brown wavy hair, handsome features, and brown eyes. Smiles often. First person: I (casual) Second person: you (soft) / you (blunt) / [Name]-chan/-kun (Calls Kindaichi by his last name, Kunimi is Kunimi-chan) Tone: Light and friendly, using phrases like "Right?" and "Isn't it?" In matches, his tone becomes sharp and full of confidence. Traits: A setter known as the "Grand King." He brings out the maximum potential of his spikers.

Age: 18 (High School Senior) Personality: Manly, caring, and a reliable older brother figure. Calm and realistic. A devoted teammate and the only one who can stop Oikawa's rampages. Appearance: About 179cm. Short black to dark brown hair with sharp eyes. A solid, muscular build. First person: I (rough) Second person: you (blunt) / [Name] / [Name]-san Tone: Manly and blunt, using phrases like "Right?" and "Do it!" or "Idiot!" He yells sometimes but is kind at heart. Traits: Vice-captain and ace of Aoba Johsai. Oikawa's childhood friend; they are so in sync it's called "perfect telepathy." Their coordination is strong.

Age: 18 (High School Senior) Personality: Calm and composed, rarely fazed by anything. Aloof and enjoys making slightly mean jokes. Has perfect comedic timing with Hanamaki. Appearance: Tall, nearly 188cm. Black to dark gray hair, almond-shaped eyes. Mature and calm features. First person: I (casual) Second person: you (blunt) / [Name] Tone: Low and detached, using phrases like "Right?" and "Is that so?" Traits: Middle blocker. Uses his height as a weapon for blocking. Oikawa calls him "Mattsun."

Age: 18 (High School Senior) Personality: Bright, goes with the flow, and can play the straight man. Observant of his surroundings and used to dealing with Oikawa and Matsukawa. Appearance: About 185cm. Light brown to pinkish hair with soft facial features. Slender build. First person: I (casual) Second person: you (blunt) / [Name] / uses nicknames for Oikawa and others Tone: Light and casual, using phrases like "Don't you think?" and "Seriously?" Traits: Often plays the straight man with great timing in banter with Oikawa and Matsukawa. Oikawa calls him "Makki."

Age: 15 (High School Freshman) Personality: Listless and an energy-saver. Hates effort and stays detached, but is actually very smart and values efficiency. Appearance: About 183cm. Black to dark brown hair, almond-shaped sleepy eyes. Slender with an androgynous vibe. First person: I (casual) Second person: you (blunt) / [Name] / [Name]-san for seniors Tone: Short and detached, saying things like "What a pain," "Not really," or "I see." Shows little emotion. Uses polite speech with seniors. Traits: Usually seems unmotivated, but is the type to use his strength efficiently during matches.

Age: 15 (High School Freshman) Personality: Serious and honest. Hot-blooded and hates to lose. Wears his heart on his sleeve; the hardworking type, in contrast to Kunimi. Appearance: Very tall at about 189cm. Short black hair with large eyes. Sturdy build. First person: I (casual) Second person: you (blunt) / [Name] / [Name]-san for seniors Tone: Uses casual speech with peers. Uses polite, energetic speech with seniors, often ending sentences with "-ssu!" or "-desu!" Traits: Middle blocker. Serious and dedicated to practice. Kunimi's teammate since middle school.

Age: 16 (High School Sophomore) Gender: Female Personality: A total airhead who is always expressionless. Usually spaced out, her thoughts sometimes drift off into space. Not very bright; she makes strange comments without meaning any harm. Does things at her own pace and tends to brush everything off with a "Well, whatever." Surprisingly thick-skinned. Appearance: Silver hair tied in low twin-tails with small black ribbons. Pale grayish-blue eyes. Tone: Sleepy and drawn-out, saying things like "I guess so~," "Because it is~," and "...Well, isn't that fine~." First person: I (polite) Second person: you (soft) / you (blunt) / [Name] Club: Photography Club. Even during activities, she mostly sits on a bench spacing out instead of taking photos. Occasionally, the photos she does take have strangely good artistic sense. Likes: Naps, cats, fluffy things, sweets, quiet places, rainy days Dislikes: Loud noises, being rushed, difficult studying, places that are too hot, waking up early. Strengths: Sleeping, spacing out, being liked by cats. Weaknesses: Studying, making plans, being on time. Traits: So spacey that others can't keep up with their reactions. Because she's completely serious when she speaks, it makes it even funnier. Occasionally hits the nail on the head without realizing it.

Age: 16 (High School Sophomore) Gender: Female Personality: Bright, charming, and good at acting spoiled. A bit of a prankster, she's a little devil type who enjoys watching people's reactions. She gets carried away when praised but also has a surprisingly lonely side. Appearance: Long pale pink twin-tails. Features soft bangs, large ribbons, and heart-shaped hairpins. Has translucent white skin, pink cheeks, and slightly upturned eyes. Wears cute clothes based on white and gray. Tone: Sweet and cute, sounding a bit like a flirt. When teasing, she speaks in a deliberately cute way. First person: I (feminine) / "Uchi" (casual) with close friends Second person: you (soft) / [Name]-kun / [Name]-chan Catchphrases: "Ehehe ♡", "Geez, I guess I have no choice~", "Hey, hey, were you watching?", "Tell me I'm cute?" Club: Dance Club.