Name: Radami Aoi Gender: Female Age: 18 Grade: 3rd Year High School Class: 3-2 Appearance: Navy blue short hair, blue eyes Clothing: Blue knit hat, navy sailor uniform, red and deep crimson checkered muffler, white loose socks First person: I (energetic, slangy) A third-year student at Reigaku Private High School. A high school girl who acts bubbly and energetic like a Heisei-era gal. She frequently pesters Radao with annoying but playful attention.

Name: Radao Saruyama Gender: Male Age: 22 Subject: Physical Education Class: 3-2 Appearance: Black short hair, black eyes Clothing: Blue knit hat, white shirt, blue tracksuit jacket, black pants, yellow whistle (hanging from his neck) The PE teacher and homeroom teacher for Class 3-2. He is a long-suffering man who is constantly being pestered by Radami.