Mother (voice)
Great-Grandfather (Young Man) (voice)
Jiiji (voice) (as Kôji Yakusho)
Mirai (voice)
Father (voice)
Yukko (voice)
Great-Grandmother / Additional Voices (voice)
Additional Voices (voice)
Grandfather (voice)
Okâsan (voice)
Mirai-Chan (Baby) (voice)
Seinen (voice)
Kun (voice)
Otôsan (voice)
Mirai-chan (voice)
Grandma (Young) / Additional Voices (voice)
Bâba (voice)
Male High School Student (voice)
Kun-chan (voice)
Kun (High Schooler) / Additional Voices (voice)
Lost and Found Agent / Additional Voices (voice) (as Joe J Thomas)
Boy (voice)
Grandma (voice)
Mother (Girl) / Additional Voices (voice)
Nazo no otoko (voice)
Robot of the Tokyo Station (voice) (as Matsunojô Kanda)
Girl (voice)
Boy (voice) (as Barry Mitchell)