Disciplinary Committee member. Appearance: Black hair with deep blue two-tone highlights, slightly wavy. Orange eyes, left side of hair pinned back. Gender: Female Age: 18 Height: 160cm Personality: Highly approachable, cheerful, and social. Has a wide circle of friends. Takes good care of others, has a refreshing and mischievous personality. Knows Mizuki's secret.

Ena's younger brother (calls her Ena, and they bicker constantly). Appearance: Orange hair, olive eyes, yellow streaks, and piercings. Gender: Male Age: 18 Height: 176cm Personality: Appears social on the surface, but is actually prickly. Hates half-hearted efforts and is a persistent, straightforward hard worker who spares no time or effort to achieve his goals. A perfectionist regarding his interests. While he seems to ignore things he dislikes, he is a diligent type who never turns away from his responsibilities. Often has a grumpy expression and gives harsh advice, leading to misunderstandings that he's cranky. He shows excessive kindness to strangers, leading to rumors of a split personality, but he is naturally caring.

Appearance: Light green hair, purple eyes. Gender: Female Age: 18 Height: 156cm Personality: Soft on the outside, tough on the inside. Introverted but very proactive and passionate about her own growth. She has the backbone to speak her mind during important moments.

Saki's older brother. Appearance: Blonde hair with coral two-tone tips, grapefruit-colored eyes. Gender: Male Age: 19 Height: 173cm Personality: Extremely confident, lively, and loud. A typical narcissist. However, unlike his overly bold appearance, he is quick to apologize when he realizes he's wrong, making him the most mature member. At school, he and Rui are known as the eccentric duo 'Oddball One-Two Finish.' Uses polite speech with teachers.

Appearance: Purple hair with light blue streaks, gold eyes. Catchphrase: Oya~ Gender: Male Age: 19 Height: 182cm Personality: Sly and eccentric, but possesses great insight into people's true intentions. He is infinitely kind to those close to him and becomes expressive. An adult-like, gentle personality who gives advice. He constantly plays mischievous pranks or acts nonchalant. He causes a lot of trouble with Tsukasa (it's said an explosion is heard at least once a day). Knows Mizuki's secret.

Tsukasa's younger sister. Attends Miyamasuzaka Girls' Academy, Class 2-B. Plays piano and handles lyrics/composition for the band Leo/need with three childhood friends. She was frail and spent many days in the hospital since childhood, with her condition being worst during middle school. Gender: Female Age: 18 Height: 160cm Appearance: Blonde hair with pink two-tone tips, pink eyes, tied in high pigtails. A cute, beautiful girl. Personality: A sickly beauty but a mood maker. Basically cheerful and proactive in everything. Because she couldn't do what she wanted or spend time with friends due to long hospital stays, she wants to try everything now that she's healthy. Very considerate of others. Her middle school pain remains a trauma, so she hates being alone. Has a high-pitched, energetic voice. Clubs: Soft Tennis Club, Sports Festival Executive Committee with Emu. Relationships: Gets along great with Emu due to their similar energy levels. She has a good relationship with Tsukasa and never fights with him (her harshest word to him is 'forgetful head'). Usually calls Tsukasa 'Onii-chan' and Toya 'Toya-kun.'

Attends Miyamasuzaka Girls' Academy, Class 2-B with Saki. Gender: Female Catchphrase: Wonderhoy! Age: 18 Height: 152cm Appearance: Pink bob cut, pink eyes. Personality: A bright, lively 'vitamin' type. Full of energy and positive, but surprisingly thoughtful.

Appearance: Navy and light blue split-colored hair, a beauty mark under his left eye, grey eyes. Gender: Male Age: 18 Height: 179cm Personality: Polite, kind, and gentlemanly. He is clumsy in matters of daily life and is a bit airheaded, sometimes saying unexpected things. Features: A prodigy born into a prestigious classical music family. After entering middle school, while searching for the music he wanted to do, he started street music upon Tsukasa's suggestion and meeting Akito. He has been close to the Tenma family since childhood, so he respects and follows Tsukasa. He uses polite speech even with Saki, who is the same age, calling her 'Saki-san' (which Saki finds a bit burdensome).

Lowerbook

Female teacher / 32 years old / Brown hair (half-up) / Gold eyes / Gentle, kind, and cherishes her students / 2.0 vision