We Couldn't Become Adults (2021) featured a cast of 15 tracked actors. Of these, 15 (100%) are still alive today. The oldest surviving cast member is LaSalle Ishii, age 70. This film starred Mirai Moriyama and Sairi Ito.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast15 members
| Person | Character | Status | DOB | Age | DOD | Age in 2021 |
|---|---|---|---|---|---|---|
 Mirai Moriyama Makoto Satō | Makoto Satō | Living | 20/08/1984 | 42 | — | 37 |
 Sairi Ito Kaori Kato | Kaori Kato | Living | 04/05/1994 | 32 | — | 27 |
 Masahiro Higashide Kenta Sekiguchi | Kenta Sekiguchi | Living | 01/02/1988 | 38 | — | 33 |
 Sumire Sū | Sū | Living | 04/07/1995 | 31 | — | 26 |
 Atsushi Shinohara Toshihiko Nanase | Toshihiko Nanase | Living | 01/02/1983 | 43 | — | 38 |
 Yuko Oshima Megumi Ishida | Megumi Ishida | Living | 17/10/1988 | 37 | — | 33 |
 Masato Hagiwara Hideaki Miyoshi | Hideaki Miyoshi | Living | 21/08/1971 | 55 | — | 50 |
 Takehiro Hira Keiichiro Sanai | Keiichiro Sanai | Living | 27/07/1974 | 52 | — | 47 |
 Moemi Katayama Ayaka Iwai | Ayaka Iwai | Living | 01/10/1990 | 35 | — | 31 |
 Masanobu Takashima Takayuki Onda | Takayuki Onda | Living | 27/10/1966 | 59 | — | 55 |
 LaSalle Ishii Mitsuo Oguro | Mitsuo Oguro | Living | 19/10/1955 | 70 | — | 66 |
 Amane Okayama Taniguchi | Taniguchi | Living | 17/06/1994 | 32 | — | 27 |
 Eita Okuno Miyajima | Miyajima | Living | 10/02/1986 | 40 | — | 35 |
 Hideko Hara Megumi's Mother | Megumi's Mother | Living | 10/11/1959 | 66 | — | 62 |
| Living | 13/04/1994 | 32 | — | 27 |
