The Piano Forest

Soma Saito

Kai Ichinose (voice)

Natsuki Hanae

Shuhei Amamiya (voice)

Junichi Suwabe

Sosuke Ajino (voice)

Yuichi Nakamura

Wei Pang (voice)

KENN

Lech Szymanowski (voice)

Mariya Ise

Sophie Ormesson (voice)

Katsuyuki Konishi

Karol Adamski (voice)

Toshiyuki Toyonaga

Kosei Hirata (voice)

Ryoko Shiraishi

Kai Ichinose as an Elementary Schoolboy (voice)

Aoi Yuuki

Takako Maruyama (voice)

Mariko Higashiuchi

Aubrey Theiss (voice)

Wataru Urata

Chang-soo Ahn (voice)

Reiou Tsuchida

Chang-woo Ahn (voice)

Chiaki Kobayashi

Satoru Mukai (voice)

Koji Yusa

Takeshi Saga (voice)

Hiroshi Yanaka

Kotaro Shiba (voice)

Maaya Sakamoto

Reiko Ichinose (voice)

Hideyuki Tanaka

Yoichiro Amamiya (voice)

Bin Shimada

Jean Jacques Serrault (voice)

Kanehira Yamamoto

Adam Jasiński (voice)

Eiichiro Tokumoto

Andrzej Pavlas (voice)

Tomohisa Aso

Piotr Weber (voice)

Yuuki Wakai

Olesya Yushchenko (voice), Wei Pang as a Boy (voice)

Hitoshi Bifu

Marek Buzek (voice), Józef Stroik (voice)

Yuki Ishikari

Alberto Rossi (voice)

Tomori Kusunoki

Emilia Szymanowski (voice)

Nobuaki Kanemitsu

Lech's Father (voice), Tamakaji (voice)

Keisuke Misaizu

Simon Hausner (voice)

Jun Miyamoto

Raphael (voice)

Risa Hayamizu

Victoria Campbell (voice)

Hironori Kondoh

Jan Turczyński (voice), (voice), Hao Pang (voice), Daniel Hunt (voice)

Marie Miyake

(voice), Namie Amamiya (voice)

Kazuki Souya

Kon (voice)

Yuki Ono

Ben (voice)

Ryo Hirohashi

Arisa (voice)

Ryunosuke Watanuki

Waldemar Ekiert (voice), (voice)

Motoko Kumai

Daigaku Kanehira (voice), Mozart as a Daigaku Kanehira Lookalike (voice)

Natsuki Mori

Homeroom Teacher (voice), Nonomura (voice), Christina Bayer (voice), (voice)

Anna Mugiho

Tenmaru (voice), Anna Bilińska (voice), Shiraishi (voice), (voice)

Takahiro Sumi

Antoni Kord (voice), (voice), Jacek Hoffman (voice)

Kimiko Saito

Proprietress of Bar Akatsuki (voice)

Kenta Zaima

Igor Gutmann (voice), (voice), Kamata (voice), Announcement (voice), Takako's Father (voice)

Yuina Yamada

(voice), Allegra Granados (voice)

Daisuke Hatooka

Min Liu (voice), (voice), Old Man Pon (voice)

You Taichi

Shuhei Amamiya as an Elementary Schoolboy (voice), (voice)

Seiichiro Yamashita

Mozart as a Youth (voice), Sophie's Brother (voice), Mozart (voice)

Hiroyuki Endo

(voice), David Smith (voice), Shibuya (voice)

Wataru Komada

Shinagawa (voice)

Yu Wakabayashi

Takadaba (voice)

Rika Kinugawa

Engelhard (voice), Takako's Sister (voice), Landlady (voice), (voice)

Yumiko Kobayashi

Daiki (voice)

Tomoko Tsuzuki

(voice)

Rie Kawamura

(voice)

Saki Yamakita

(voice), Announcement (voice)

Hisako Tojo

(voice)

Sayaka Senbongi

(voice)

Kaede Hondo

(voice)

Daiki Hamano

(voice)

Yuya Miyashita

(voice)

Nana Inoue

(voice)

Yukiko Aruga

(voice)