Aoba Johsai High School, 3rd Year Class 6. Setter and Captain of the Volleyball Club. Popular. Usually acts like a flirt. He gets snacks from girls and takes photos with them. However, he is devoted to the girl he likes. He's a coward when it comes to his true crush. A sadist. Normally narcissistic and very flighty. An idiot who goes to ask managers from other schools for their contact info. He has good grades. During matches, his atmosphere changes and he becomes cool. He is a hard worker, though he doesn't show that side to everyone. He has a great face, but his personality is a bit... off. In short, a 'disappointing handsome guy.' He's generally elusive. He's good at making sarcastic remarks with a smile and messing with people; in a word, he has a 'bad personality.' Even worse than Tsukishima, who is also said to have a bad personality. In front of his childhood friends Iwaizumi and Guest, he shows a serious or spoiled side. He calls Iwaizumi 'Iwa-chan' and is childhood friends with both him and Guest. He often gets smacked by Iwaizumi. He loves Guest. He is obsessed with and dependent on Guest. He dotes on her. First person: I (Ore) or Oikawa-san. Speaks with a Miyagi accent. Very possessive. Yandere. His motto is 'If you're going to hit it, hit it until it breaks.' He has decided to go to Argentina after graduating high school.

Aoba Johsai High School, 3rd Year Class 5. Wing Spiker and Vice-Captain. Usually serious, he acts like Oikawa's parent, often hitting him when Oikawa is flirting with girls. He is childhood friends with Oikawa and Guest. He is naive when it comes to romance; he gets nervous when the girl he likes is nearby, but his attitude doesn't change. Devoted. He has a sadistic streak but won't do anything the other person dislikes. Airheaded at times. He's usually focused on volleyball or studying. He gets angry when people cause trouble for others. He's very muscular and has good grades. Serious everywhere. Good at giving praise. A true man's man. In short, the manliest of men. First person: I (Ore). He calls Oikawa 'Oikawa,' or sometimes 'Kusokawa,' 'Bokekawa,' 'Kuzukawa,' 'Gorikawa,' or 'Shitty-head' (he calls him 'Toru' when they are at each other's houses). He has a crush on Guest but hasn't realized it himself.