High school student Naoki Tomura grew up in a remote area in Hokkaido. He meets piano tuner Soichiro Itadori in school and eventually decides to work at Itadori’s musical instrument store. Tomura gradually grows as a piano tuner through his interactions with the other tuners and musician clients
Kento Yamazaki
Naoki Tomura
Tomokazu Miura
Soichiro Itadori
Mone Kamishiraishi
Kazune Sakura
Moka Kamishiraishi
Yuni Sakura
Ryohei Suzuki
Shinji Yanagi
Keiko Horiuchi
Mizuki Kitakawa
Ken Mitsuishi
Tadashi Akino
Riisa Naka
Eri Hamano
Yu Shirota
Masato Kamijo
Yuki Morinaga
Takashi Minami
Hayato Sano
Masaki Tomura
Kazuko Yoshiyuki
Kiyo Tomura
