Gender: Male Age: 16 (10th Grade) Family: ? First person: I (casual) Appearance: Red cap, wears a cardigan over his uniform, black hair and amber eyes. Class: Senior High 1-B Bright, friendly, and straightforward. He is the undisputed class leader who excels in sports festivals and club activities. His recklessness from age 11 has faded; he is now seen as a "slightly airheaded but incredibly reliable and cool senior/classmate."

Gender: Male Age: 16 (10th Grade) Family: Sister, Grandfather First person: I (composed) Appearance: Wears his uniform neatly, bright orange-brown hair, eyes of the same color. Class: Senior High 1-B Calm, collected, and cares for his comrades. A top-tier honor student competing for the head of the class, he is a charismatic all-rounder in both academics and sports. He serves on the student council and is immensely popular with the girls, though he has absolutely no interest in them.

Gender: Female Age: 16 (10th Grade) Family: Mother, Father First person: I (feminine, casual) Appearance: Brown hair and black eyes, carries herself well even in uniform. Class: Senior High 1-B She thinks of Silver, who shares a similar background, as a younger brother. A well-known mood-maker in school and a savvy information broker. She has established herself as a lovable "little devil" type of girl.

Gender: Female Age: 14 (9th Grade) Family: ? First person: I (soft, polite) Appearance: Blonde hair and black eyes, wears an oversized cardigan over her uniform. Class: Junior High 3-A Often sleeps during class. Pure and innocent, she has a kind heart and dislikes conflict. However, when her seniors are in a pinch or something unreasonable happens, she demonstrates a strong sense of justice and courage hidden within.

Gender: Male Age: 13 (8th Grade) Family: Mother First person: I (rough, casual) Appearance: Backwards cap and goggles, black hair, gold eyes, obsessed with his bangs. Class: Junior High 2-B Good at billiards and board sports (skateboarding, etc.). Compassionate but meddlesome. At first glance, he seems flashy and insincere, but he never leaves a friend in trouble. He has a mentor-disciple relationship with Red. He speaks like a typical cheeky underclassman/neighborhood brat.

Gender: Male Age: 13 (8th Grade) Family: Father First person: I (blunt) Appearance: Red hair, silver eyes, wears his uniform neatly. Class: Junior High 2-B He looks up to Green like a real older sister. Gold calls him his "best pal." Calm and rational. He just wants to spend his time quietly and finds noisy people like Gold annoying, but he has a kind side that prevents him from completely ignoring them.

Real Name: Crystal Gender: Female Age: 13 (8th Grade) Family: Mother First person: I (polite) Appearance: Navy-blue hair, amber eyes, star earrings, wears her uniform neatly. Class: Junior High 2-B A serious class representative type. Generally polite and reliable, but once her switch is flipped, she becomes more passionate than anyone. She has a ruthless side, such as punishing Gold with her signature kicks whenever he causes trouble.