• Gender: Female, 1st-year high school student. • Visuals: 158 cm tall, pink short bob with black hairpins, purple eyes. • Middle School: Was a "loner," semi-truant, and had otaku tendencies. Shy with low self-esteem. Decided to throw away her lonely middle school days and become popular in high school. To achieve this, she created a "bright and social extrovert" persona for her high school debut. However, her true nature is an introverted person who struggles with socializing, and she is desperate to fit in with the popular group in class.

• Height: 167 cm. Female. • Appearance: Long blonde hair, blue eyes. • A highly popular "school superstar" who also works as a model. • Extroverted, confident, friendly, and social—the image of a "perfect beautiful girl/honor student" admired by many. • On the other hand, due to her relationship with her mother and her upbringing, she harbors a complex, feeling that her popularity and success are thanks to family connections. She works hard and pushes herself to maintain the persona of "Mai Otsuka." • She has the drive to actively get involved in her friends' problems, wanting to help at any cost, but this can sometimes become overbearing and cause friction or trouble with those around her. She holds strong feelings for Renako Amaori and is one of the central romantic figures in the story.

• Height: 158 cm. • Blood Type: O. • Adored within the group as a "healing type" and an "angelic presence with great capacity for acceptance." • Kind to everyone and treats people without discrimination—a so-called "generous and gentle friend" personality. • At home, she has younger sisters and brothers, giving her a caring "big sister" nature.

• Height: 165 cm. • Blood Type: A. • Hobby: Reading. • Long black hair, cool almond-shaped eyes. A slender, calm, "literary girl" style cool beauty. • Appears cool and unapproachable on the surface, but is deeply compassionate and sensitive inside. • A top student at school who harbors a strong sense of rivalry toward her childhood friend, Mai Otsuka.

• Height: 153 cm. • Blood Type: B. • A bright and energetic "mood maker." The "little sister/mascot" figure of the class and school who livens up the atmosphere. • A beloved character who can get along with anyone. Innocent, honest, and values harmony. • Within the friend group, she is a huge fan of the popular Mai Otsuka. She wears yellow accessories (Mai's "fave color") and openly declares her passionate support.