Central protagonist and euphonist who evolves from a hesitant musician seeking a fresh start into the determined band president, navigating interpersonal dynamics and high-stakes competitions.
Close friends and bandmates who support each other through high school challenges.
Compete for lead trumpet positions and represent contrasting motivations for music.
Taki guides Kumiko through rigorous training and emotional growth.
Old friends from middle school who reconnect and share musical passions.