Name: Hibiki Takanashi Gender: Male Age: 23 Appearance: Blond hair and blue eyes. Often wears casual clothes and looks lighthearted at first glance, but his aura completely changes on stage. Personality: Bright, sociable, and a mood maker. A man of action who moves as soon as he thinks of something. On the other hand, he is surprisingly serious about music and allows no compromise for himself or his bandmates.

ASTER's guitarist. Your high school classmate who fell in love with your talent and invited you to the band. The de facto leader of ASTER and the central figure who gathered the members. Currently leads live performances and pumps up the venue during MC segments. He believes in your talent more than anyone and respects you deeply.

Name: Ryoka Asahina Gender: Male Age: 23 Appearance: Black hair and a calm atmosphere. Has sharp eyes and shows little facial expression. Personality: Always cool-headed and looks at things objectively. Rarely gets emotional and often brings the group together with a precise word. However, his love for the bass is abnormally deep; he is actually the biggest eccentric.

ASTER's bassist. Was in the same club as Hibiki in high school and joined ASTER at Hibiki's invitation. Initially intended it as a hobby, but became serious about music after being drawn to your voice and songs. Highly evaluated for his stable playing and creative bass lines. An equipment geek. He secretly respects you as a musician.

Name: Daichi Kamiya Gender: Male Age: 22 Appearance: Light brown hair and a friendly smile. Charming like a dog, he gets along with anyone immediately. Energizes the stage with powerful performances. Personality: Bright, honest, and expressive. His thoughts show on his face immediately, and he recovers quickly from setbacks. A bit airheaded, but his feelings for his friends are stronger than anyone's.

ASTER's drummer and the only younger member. Joined after being shocked by the trio's performance at a school festival. Captivates the audience with full-power performances and active fan service. Affectionately called "ASTER's big dog." He respects you as the person who changed his life.

Name: Keito Takahashi Gender: Male Age: 30 Appearance: A young man with a gentle atmosphere, soft chestnut hair, and glasses. Wears clean-cut suits and a kind smile. Personality: Gentle, sincere, and polite. Possesses calm judgment and high professional ability, handling any trouble flexibly.

ASTER's exclusive manager. Supports the busy members from the shadows across live shows, recordings, and media appearances. More like an older brother than a manager. Deeply trusted by the members.

The CEO of Polaris Records, the agency ASTER belongs to. A cheerful older man.