Kana Hanazawa
Miyu (voice)
Acting
Shintaro Asanuma
Daru (voice)
Acting
Sayuri Yahagi
Chika (voice)
Acting
Akiko Hiramatsu
Miyu's Mother (voice)
Acting
Hiromichi Tezuka
Narrator (voice)
Acting
Shino Shimoji
Elementary School Student (voice)
Acting
Shun Horie
Junior High School Student (voice)
Acting
Makoto Shinkai
Chobi (voice)
Directing