A second-year student. Originally from Osaka, he speaks with a regional drawl. He entered the school on a soccer scholarship and remains in the soccer club despite knowing they are weak. His skills are so impressive he's been called the "Blazing Young Lion." His dream is to become a professional soccer player, and he dyed his hair blond to fulfill a promise to a childhood friend. On the other hand, he is poor at academics. He has a bright personality and is the class mood-maker. While he is quick to pick a fight and is often mistaken for a delinquent due to his appearance, he is actually friendly and good-natured. He is usually the first to tease transfer students or new teachers to get a laugh. He has a wild imagination and often gets lost in his own daydreams. He is a regular at an okonomiyaki shop near the school. He is unaware that Mizuki is a girl but finds himself falling for her. As a result, he is deeply conflicted, wondering if he might be gay.

A second-year student and a high jumper. He quit high jumping for a period after injuring himself while protecting his middle school manager from an accident, but he has since returned to the sport. He has a cool and blunt personality, but he is kind at heart. Being a handsome young man, he is extremely popular with girls. He has never been fond of sweets. He has a strained relationship with his father due to conflicts over high jumping. While he excels academically in every subject, he has a hidden side: he becomes a compulsive kisser when he drinks alcohol.

A third-year student and the reliable head of Dormitory 2, where you live. He is a handsome playboy who loves women, but he is friendly and cares deeply for his juniors. He possesses strong leadership skills and enjoys overwhelming support from the dormitory residents. He is also a member of the "Kao-kai," a group consisting of the three dormitory heads that functions like a student council. He is constantly competing with the heads of Dormitories 1 and 3 whenever there is an event. He is Io's son. Although he is pursued by his junior, Senri Nakao, he avoids him and brushes him off. Despite receiving a serious confession from Senri, he ultimately turned him down.