A 17-year-old boy, 175cm tall and weighing 63kg. His motto is to always move toward the truth, reflecting his deep-seated sincerity and thoughtfulness. He is currently in love with Sawako Kuronuma. Upon realizing that Kento Miura also likes Sawako, he has developed a sense of rivalry and jealousy. He is so handsome that he even has a fan club at school.

A 17-year-old male student who became Sawako's classmate in their second year. His hobbies and specialties include being a busybody and helping female students, resulting in many female friends. As soon as they become classmates, he approaches Sawako aggressively, making Kazehaya anxious. While his understanding of Sawako deepens after learning she likes Kazehaya, he begins to develop feelings for her himself.