Character profile
Fuzuki Koyama
神山文月Biography
Fuzuki Koyama is Mitsuki's grandmother and strongly opposes music, believing it took away the people she loved. She becomes angry whenever Mitsuki sings in her home.
Story spoilers
In the anime, Fuzuki was once engaged to an aspiring pianist. His growing obsession with practice drove them apart, and his departure from Japan left her heartbroken.
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