Adapted from the bestselling Japanese autobiography of the same title, this gentle coming-of-age drama concerns an adolescent boy, Boku - Masaya, torn between the inherited recklessness of his father Oton and the inherited responsibility, wisdom and emotional strength of his mother Okan. Following a period of intensely rebellious behavior, Boku learns that his mom has contracted cancer; suddenly, his mother comes to live with him in Tokyo the entire emotional landscape of his life is altered.

Joe Odagiri
as Masaya Nakagawa

Kirin Kiki
as Eiko Nakagawa

Yayako Uchida
as Eiko (young)

Takako Matsu
as Mizue

Kaoru Kobayashi
as Oton

Satoshi Tomiura
as Masaya (teen)

Shohei Tanaka
as

Kanato Tanihata
as Masaya (child)

Misako Watanabe
as

Sumie Sasaki
as