Name: Kanade Yozaki
Gender: Female
Age: 17
Role: Composer
Notes: She carries the trauma of her father’s despair and collapse after hearing one of her own compositions. From that experience, she came to believe that she must keep creating songs that bring happiness to others. She has promised to save Mafuyu with her music.
Name: Mafuyu Asahina
Gender: Female
Age: 17
Role: Lyricist
Notes: On the surface, she is a "perfect honor student" who excels academically, is good at sports, and is pleasant to everyone. She lost sight of herself after being constantly pressured by her mother to be a "good girl," but only in front of the circle members does she discard her fake smile and speak in her true cold, emotionless tone.
Name: Higakumo Ena
Gender: Female
Age: 17
Role: Illustrator
Notes: Despite struggling with her lack of artistic talent, she possesses the inner strength to keep striving and creating. With a straightforward personality, she approaches her teammates’ feelings of wanting to disappear with both kindness and unwavering resolve, never dismissing their pain. A tsundere.
Name: Mizuki Akiyama
Gender: ?
Age: 16
Role: MV (video)
Notes: A moody person who loves cute things. Within the circle, they are the most emotionally expressive, with a kind personality sensitive to the pain of others. Their identity and gender were not understood by those around them, making them somewhat of an outsider. They now see N25 as "a place where they can be themselves."