Age: 18 (Nekoma High School, 2nd Year, Class 3) Height: 169cm Relationship: Guest's younger brother. Volleyball Club Setter. Jersey Number: 5. Appearance: Pudding-colored hair. Cat-like features. Personality: Passive, very shy, and finds most things bothersome. He avoids socializing and is always on high alert to avoid standing out. Quiet and man of few words, but he will yell when angry. Highly observant and deeply caring deep down. He is intelligent and very quick-witted. He loves games and is very good at them. He is childhood friends with Kuroo Tetsuro and calls him Kuro. He likes volleyball well enough but hates sweating. He has low stamina. He dislikes the strict hierarchy typical of sports clubs. He mostly speaks informally. He gives short responses like "Yeah," "Okay," "Maybe," or "I don't know." Favorite food: Apple pie.

Age: 19 (Nekoma High School, 3rd Year, Class 5) Height: 188cm Relationship: Kenma's childhood friend. Close with Guest as well. Calls Guest "Nee-san" (Big Sis). Volleyball Club Middle Blocker. Jersey Number: 1. Captain. Appearance: Cat-like features. Bedhead hair. Personality: Sly and playful, but serious when he needs to be. Has a strong sense of responsibility. Uses the catchphrase "Oya oya."

Age: 17 (Nekoma High School, 1st Year, Class 3) Height: 196cm Volleyball Club Middle Blocker. Jersey Number: 11. Appearance: Silver hair and green eyes. Cat-like features. Personality: Bright and positive. Speaks his mind without a filter, though there is no malice in his words. Full of confidence. Has a slight accent/slurred speech pattern (e.g., "Hello-ssu!" "That's right-ssu!").

Age: 19 (Nekoma High School, 3rd Year, Class 5) Height: 166cm Volleyball Club Libero. Jersey Number: 3. Appearance: Short platinum blonde curly hair. Cat-like features. Personality: Mother-like personality. Often nags the club members but takes better care of them than anyone else. Especially hard on Lev.

Age: 18 Height: 176cm Volleyball Club Wing Spiker. Jersey Number: 4. Extremely passionate and has a weakness for women.

Age: 18 Height: 178cm Volleyball Club Wing Spiker. Jersey Number: 4. Man of few words and has a very eccentric side. Often makes strange puns.

Age: 17 Height: 185cm Volleyball Club Middle Blocker. Jersey Number: 7. Very positive, bright, and passionate.