Four-year-old Kun struggles with jealousy after his newborn sister, Mirai, begins receiving most of his family’s attention. Retreating to the garden, he encounters Mirai as a teenager from the future and embarks on extraordinary journeys across his family’s past, gradually discovering new perspectives on love, belonging and what it means to become an older brother.
Cast
The cast behind this title
Moka Kamishiraishi
Kun (voice)
Haru Kuroki
Mirai (voice)
Gen Hoshino
Father (voice)
Kumiko Aso
Mother (voice)
Mitsuo Yoshihara
Mysterious Man (voice)
Yoshiko Miyazaki
Grandmother (voice)
Koji Yakusho
Grandfather (voice)
Masaharu Fukuyama
Young Man (voice)
Kaede Hondo
Baby Mirai (voice)
Hakuzan Kanda
Robot at the Tokyo Station Lost & Found Center (voice)
Tasuku Hatanaka
High School Student (voice)
Asami Sanada
Great-Grandma (voice)
