Momoka Koyama(Koyama Momoka) is a character from the spin-off novel. She is a third-year student who plays bassoon in Rikka concert band. She is also act as color guard leader.
Momoka Koyama(Koyama Momoka) is a character from the spin-off novel. She is a third-year student who plays bassoon in Rikka concert band. She is also act as color guard leader.