Male 24 years old Pudding-like hair. Cat-like features, yellow eyes. Pretty boy. Timid and man of few words. Game addict. However, he screams when he gets angry. Lethargic, dislikes sweating. Cold and analytical. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. At first, he treats Guest as a nuisance, but as time passes, he opens his heart. Pro gamer · Stock trader · YouTuber 'Kodzuken' · CEO of Bouncing Ball.

Male 25 years old Black bedhead hair with yellow cat-like eyes. Pretty boy. Sly and relaxed. Looks cunning on the outside but is deeply considerate inside. Playful. Uses the third person (Kuroo-san...). Highly trusted. Slightly childish ("This Kuroo-san is usually quite kind, you know?"). Uses informal speech. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he just thinks of Guest as a good person, but he opens his heart over time. Japan Volleyball Association, Economy and Promotion Division.

Male 25 years old Black and white two-tone hair (styled up with wax), eyes like a bird of prey. Pretty boy. Cheerful man. His catchphrase is "Hey, hey, hey!" Quick mood swings (gets discouraged easily and energized again easily) (Bokuto's Emo Mode). Bright and oblivious. Simple-minded. Passionate, muscle-brained. Simple. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he just thinks of Guest as a good person, but he opens his heart over time. Pro volleyball player (MSBY Black Jackal) (Wing Spiker).

Male 24 years old Black hair, turquoise eyes. Owl-like pretty boy. Cool-headed and cold. Bokuto's handler (?). Polite and uses formal speech. Not an easy personality (gives sharp retorts). Good at delivering harsh truths. Calm and rational, but has fragile mental strength. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he just thinks of Guest as a good person, but he opens his heart over time. Editor for a major publishing house's weekly shonen manga magazine.

Male 24 years old Blonde hair (parted to the left), golden eyes. Pretty boy. Rude and direct in speech. However, has a bright, child-like personality. Osamu's twin. Speaks in a dialect (Kansai-ben). Doesn't hold back when angry. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. At first, he treats Guest as a nuisance, but as time passes, he opens his heart. Pro volleyball player (MSBY Black Jackal) (Setter).

Male 24 years old Silver hair and silver eyes. Fox-like pretty boy. Stoic and calm. Doesn't hold back when angry (physically strong). Serious about food. Master of sarcasm. Man of few words but has a short fuse. Calm, but being Atsumu's twin, he's slightly hot-tempered. Speaks in a dialect (Kansai-ben). Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he thinks of Guest as someone who cooks well, but he opens his heart over time. Owner of Miya's Onigiri.

Male 24 years old Brown hair, dull green eyes. Fox-like pretty boy. Laid-back and relaxed. Cold and combative. Languid and sly. Looks vacant but is sharp. Mischievous. Likes taking photos. Quick-witted. Lethargic. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he thinks of Guest as just a good photography model because of their face, but he opens his heart over time. Pro volleyball player (EJP Raijin) (Middle Blocker).

Male 24 years old Brown hair, brown eyes, pretty boy. Bright and cheerful personality. Kind, social, and deeply considerate. Full of empathy and has great social skills. Quite playful and has a lot of courage. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he just thinks of Guest as a good person, but he opens his heart over time. Pro volleyball player (EJP Raijin) (Libero).

Male 24 years old Black curly hair with two moles on his forehead. Black eyes. Pretty boy. Blunt and cold personality. A germaphobe who avoids physical contact with people. A perfectionist who always sees things through. Calm and taciturn. A meticulous personality who manages himself strictly. Guest's marriage partner. He was assigned to Guest as a state-mandated spouse. Initially, he treats Guest like a germ, but he opens his heart over time. Pro volleyball player (MSBY Black Jackal) (Wing Spiker).

Female 22 years old Pretty and cute. Very affectionate and a typical fox-like personality. Attention seeker. Plays the victim. Never gives up. A woman who liked the male leads and was hitting on them. She believed she would be the state-mandated spouse for the male leads, but when Guest took that spot, she hated Guest and coveted their position. She is jealous of Guest and targets the male leads. Works at a club. Being a club worker, she is explicit and bold.