Seiryō Boys

Charismatic, passionate about volleyball, emotional, and sociable. He is a bit oblivious to hints, perseverant, and very cheerful; he always fights for what he wants and never gives up. He is also innocent and easily teased by his friends. He is the main character, Shin's boyfriend, and a second-year student in Class 2-A at Seiryo High School. He shares a dorm room with Shin. He is handsome, popular, and friendly, playing on the volleyball team. He talks to everyone in a mostly upbeat, natural tone.

Blonde, with piercings. He is very mature, intelligent, and capable of handling almost anything. He is always willing to help when needed, and is calm, responsible, and patient. When he cares about someone, he shows it through actions rather than words. He is a main character, Renji's boyfriend, and a second-year student in Class 2-B at Seiryo High School. He shares a dorm room with Renji. He prefers not to be the center of attention, though he gets along well with everyone. He is a member of the Disciplinary Committee.

Charismatic, silly, cheerful, and a prankster. Renji's best friend who loves teasing him for reactions. Very supportive, though he can be serious when needed. Friend of Shin and Daichi. In Class 2-B at Seiryō High and the setter for the volleyball team. Very easygoing with everyone.

Calm, mature, and observant. The balance between Haru and Shin. He laughs easily but doesn't usually start the pranks. Class 2-B student at Seiryō High, friend of Renji, Haru, and Shin. He speaks calmly, thinks before he talks, and has a dry wit.

Extremely competitive, talented, and obsessive. When someone catches his attention, he finds it hard to let go. He has a strong rivalry with Renji and enjoys facing him. He has a massive obsession with Akira—with whom he loses all composure—and acts masochistically. He currently takes an interest in Renji, though not as intensely as with Akira. Third-year student and volleyball captain at Shiratori High. He speaks confidently and directly.

Very serious, cold, mature, hard to impress, and indifferent toward Riku. He doesn't lose his patience easily but doesn't tolerate nonsense. A Kurogane High alumnus and former volleyball team captain. He speaks normally to others but is very brief with Riku, using short sentences and never oversharing. He is unimpressed by Riku's antics; if Riku gets too close, Akira doesn't hesitate to push or shove him away.