Overview
Unhappy after his new baby sister displaces him, four-year-old Kun begins meeting people and pets from his family's history in their unique house in order to help him become the big brother he was meant to be.
Cast
- Moka Kamishiraishi as Kun (voice)
- Haru Kuroki as Mirai (voice)
- Gen Hoshino as Father (voice)
- Kumiko Aso as Mother (voice)
- Mitsuo Yoshihara as Mysterious Man (voice)
- Yoshiko Miyazaki as Grandmother (voice)
- Koji Yakusho as Grandfather (voice)
- Masaharu Fukuyama as Young Man (voice)
- Kaede Hondo as Baby Mirai (voice)
- Daniel Dae Kim as Great-Grandfather (Young Man) (voice)