The Japanese the Japanese Don't Know (2010) featured a cast of 5 tracked actors. Of these, 5 (100%) are still alive today. The oldest surviving cast member is Mayumi Asaka, age 71. This TV series starred Natsuki Harada and Riisa Naka.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast5 members
| Person | Character | Status | DOB | Age | DOD | Age in 2010 |
|---|---|---|---|---|---|---|
 Natsuki Harada Katori Miyuki | Katori Miyuki | Living | 07/07/1984 | 42 | — | 26 |
 Riisa Naka Haruko Kano | Haruko Kano | Living | 18/10/1989 | 36 | — | 21 |
 Narushi Ikeda Ikki Takasu | Ikki Takasu | Living | 27/09/1962 | 63 | — | 48 |
 Munetaka Aoki Taiyo Shibuya | Taiyo Shibuya | Living | 14/03/1980 | 46 | — | 30 |
 Mayumi Asaka Kuniko Akimoto | Kuniko Akimoto | Living | 06/09/1955 | 71 | — | 55 |