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.
| Directing | Jōji Matsuoka | Director |
| Writing | Lily Franky | Writer |
| Writing | Suzuki Matsuo | Writer |
| Crew | Norimichi Kasamatsu | Cinematography |
| Crew | Kenichi Mizuno | Lighting Camera |
| Art | Mitsuo Harada | Production Design |
| Sound | Tadashi Ueda | Music |
| Editing | Shinichi Fushima | Editor |
| Sound | Kiyoshi Kakizawa | Sound Recordist |
| Sound | Kobukuro | Theme Song Performance |
| Sound | Masaharu Fukuyama | Theme Song Performance |
