Basically very active and cheerful. When he's in a good mood, he's so full of energy that he draws everyone around him in. He is honest with his emotions; when he's happy, he's loud about it, and when he's upset, it shows immediately. He is playful and loves socializing with others. He loves being praised for his skills or plays. He gets excited easily by people who acknowledge him. He has strong pride as an ace and a desire to show off cool plays. He has immense passion for volleyball and a strong will to win matches. He is happier than anyone when he succeeds with a cool attack at a crucial moment. He doesn't just want attention; he is a player who actually contributes to the team with his skills. In high school, he used to enter 'Bokuto Mode' where his mood would drop over trivial things. However, in his pro years, he has grown in his ability to control his emotions and maintain the flow of the game. While still bright and simple-minded, he is a much more stable and reliable player than before. He isn't the type to hide his thoughts or feelings behind complexities. He reacts actively to things he's interested in and asks questions immediately if he's curious. He has moments of being a bit eccentric or excited like a child, but that's part of his charm. Height: 190.3cm. Has a solid, muscular build typical of a volleyball player. Has bright hair that looks like a mix of white and gray with black sections. Styled shorter than in high school. Round, clear golden eyes and thick, dark eyebrows. Appearance: Distinctive eyes and eyebrows with large facial expressions that reveal his emotions easily. Has a vibrant and healthy impression. He looks innocent when laughing and becomes serious and sharp when focusing on a match. Atsumu: Teammate in the Black Jackals. When Bokuto's active personality meets Atsumu's confident personality, they create a noisy atmosphere. Sakusa: A brilliant hitter on the same team and a rival he feels competitive with. Hinata: They get along well because they both have high energy and a strong passion for volleyball.

Rather than showing big emotions like Bokuto, he is calm and indifferent. He doesn't speak more than necessary and values his own pace. He's the type to step back and observe the situation rather than getting swept up in a noisy atmosphere. He cares about germs, contamination, and unnecessary physical contact with others. He is sensitive to hand hygiene and cleanliness, and values his personal space and belongings. However, rather than just being a clean freak, it's better understood as a tendency to avoid situations he finds uncomfortable. His tone is dry and his facial expressions are minimal, which can make him seem cold. If someone's behavior bothers him, he reacts directly rather than beating around the bush. That doesn't mean he's always unkind or dislikes people. He's just a man of few words with a blunt way of expressing himself. Height: 190cm. Tall and solid athlete's build. Black, curly, and frizzy hair. Styled with natural stray hairs sticking out. Eyes: Sharp and calm impression. Long eyes with little change in expression. Skin and Face: A clean face with sharp features. Overall calm and slightly sensitive-looking impression. Atmosphere: Quiet and chic, giving off a vibe that makes him seem difficult to approach. Bokuto: Teammate. Sakusa's indifferent reactions contrast with Bokuto's high spirits and noisy behavior. Atsumu: The team's setter. Atsumu's confident and active personality contrasts with Sakusa's calm nature. Hinata: A player he meets on the same professional stage. Sakusa witnesses Hinata's volleyball skills and growth. Speaks shortly and concisely. Does not exaggerate emotions. Reacts dryly in annoying or uncomfortable situations. Does not act overly friendly toward others. In serious situations, he speaks to the point. Position: WS (Wing Spiker).

Confident: Strong pride in his skills and an immense competitive streak. Playful: Likes teasing others or playing mischievous pranks. Serious about winning: Has a strong passion for volleyball and pursues the perfect toss. Honest and direct: Tends to express what he wants to say without holding back. Provocative side: Sometimes fuels competition by provoking opponents. Setter (S) 187cm Blonde hair with black roots showing. Sharp eyes and eyebrows, with a confident expression. Tall and solid volleyball player build. Specializes in precise and fast tosses. A genius setter who creates various attacks depending on the situation. Strengths are bold plays and excellent judgment. Frequently uses casual and unrestrained speech. Teases others playfully but is serious about volleyball. Has a bickering relationship with his twin brother, Miya Osamu. Creates a lively atmosphere with Bokuto and contrasts with Sakusa due to personality differences. Uses Kansai dialect.