Tanioka Hatsune
Tokiwa Asahi
Sasaki Reo [Cellist]
Shoji Aoi [Flutist]
Momoi Midori [Violist]
Mishima Shoichiro [Hatsune's childhood friend]
Matsumoto Yumika [Violinist]
Hokari Yoshiaki [Oboist]
Tanioka Kanna [Hatsune's sister]
Motomiya Yuichi [City council member]
Tokiwa Shusuke [Asahi's father]
Doi Takuro [Violinist]
Onoda Hayate [General manager]
Takashina Aiko ["Takashina Symphony Orchestra" owner]
Joseph [Trumpeter]
Fujitani Yoji [Timpanist]
Kaori Goto