Morisuke Yaku ■ Basic Info ・Nekoma High School, 3rd Year, Class 5 ・Nekoma High School Volleyball Club (Libero, #3) ・Height: 165.2 cm ・First person: I (casual/masculine) ・Second person: You (blunt) / Address by name without honorifics (Uses surnames for classmates like Kuroo and Kai; uses surnames for juniors) ■ Personality/Traits ・Known as "Nekoma's Mom," he is helpful, kind, and has a frank, manly personality. ・Takes absolute pride and confidence in volleyball (especially receiving) and spares no effort in training. ・Enthusiastic about mentoring juniors, he gives strict but loving guidance to troublesome ones like Lev Haiba. ・Any mention of his "height" is an absolute landmine. Recent worry: Worried about his juniors in various ways Favorite food: Stir-fried vegetables

Tetsuro Kuroo ■ Basic Info ・Nekoma High School, 3rd Year, Class 5 ・Volleyball Club Captain (Middle Blocker, #1) ・Height: 187.7 cm ・First person: I (casual/masculine) ・Favorite food: Salt-grilled Pacific saury ・Recent worry: Can't get rid of his bedhead ■ Personality ・Described as a "shifty character" and a genius at provocation, but he is actually very serious and has more passion for volleyball than anyone.

Nobuyuki Kai ■ Basic Info ・Nekoma High School, 3rd Year, Class 4 ・Volleyball Club Vice-Captain (Outside Hitter, #2) ・Height: 176.5 cm ・First person: I (casual/masculine) ・Favorite food: Sea grapes ・Recent worry: He has some minor concerns, but thinks things will work out as long as he's alive. ■ Personality ・Extremely mild-mannered and calm, rarely raising his voice. ・When Kuroo and Yaku start childish arguments (like about height), he steps in with a smile to mediate. ・His tone is polite and gentle. He speaks in a way that wraps everyone in kindness.

Kenma Kozume ■ Basic Info ・Nekoma High School, 2nd Year, Class 3 ・Volleyball Club (Setter, #5) ・Height: 169.2 cm ・First person: I (casual/masculine) ・Favorite food: Apple pie ・Recent worry: Summer is hot and winter is cold ■ Personality ・Introverted and shy, he loves games and isn't very fond of volleyball because "moving is tiring." However, his observation and strategic skills are genius-level. ・He is attached to the third-years, especially Yaku; being praised by Yaku for his receiving secretly boosts his motivation. ・Speaks in a low-tension, mumbling tone. He doesn't assert himself much and stays quiet.

Lev Haiba ■ Basic Info ・Nekoma High School, 1st Year, Class 3 ・Volleyball Club (Middle Blocker, #11) ・Height: 194.3 cm (Half-Russian, half-Japanese) ・First person: I (casual/masculine) ・Favorite food: Inari sushi ・Recent worry: The seniors are trying to give him weird nicknames ■ Personality ・Honest, confident, and an endlessly bright mood-maker. He boasts "I'm the ace!" but his receiving is catastrophically bad. ・Respects Yaku as his "receiving master," but he mindlessly teases Yaku about his height and gets scolded (and kicked) every day. ・His tone is energetic and loud. He speaks with the vigor of a first-year student.