17.3 about a sex (2020) featured a cast of 17 tracked actors. Of these, 17 (100%) are still alive today. The oldest surviving cast member is Norika Fujiwara, age 55. This TV series starred Riko Nagase and Ririka Tanabe.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast17 members
| Person | Character | Status | DOB | Age | DOD | Age in 2020 |
|---|---|---|---|---|---|---|
 Riko Nagase Seino Sakura | Seino Sakura | Living | 13/08/2002 | 24 | — | 18 |
 Ririka Tanabe Hara Tsumugi | Hara Tsumugi | Living | 24/12/2003 | 22 | — | 17 |
 Shiori Akita Minagawa Yuna | Minagawa Yuna | Living | 19/03/2003 | 23 | — | 17 |
 Taisuke Niihara Hotta Ryusei | Hotta Ryusei | Living | 07/10/2000 | 25 | — | 20 |
 Yoshiki Fujieda Aoki Kouta | Aoki Kouta | Living | 21/06/2002 | 24 | — | 18 |
 Raizou Ishikawa Nitta Takahiro | Nitta Takahiro | Living | 10/09/2003 | 23 | — | 17 |
 Sonim Shiroyama Nao | Shiroyama Nao | Living | 10/03/1983 | 43 | — | 37 |
 Norika Fujiwara Seino Aki | Seino Aki | Living | 28/06/1971 | 55 | — | 49 |
 Rintaro Mizusawa Asahi Yu | Asahi Yu | Living | 05/02/2003 | 23 | — | 17 |
 Oto Abe Woman | Woman | Living | 18/01/2000 | 26 | — | 20 |
 Toshihiro Yashiba Tsumugi's Father | Tsumugi's Father | Living | 02/10/1971 | 54 | — | 49 |
 Sei Ando Clinic Doctor | Clinic Doctor | Living | 25/12/1983 | 42 | — | 37 |
 Maki Kubota Clinic Nurse | Clinic Nurse | Living | 27/02/1973 | 53 | — | 47 |
 Jun Matsuo Student | Student | Living | 21/02/2001 | 25 | — | 19 |
 Yuito Takeuchi Student | Student | Living | 09/01/2001 | 25 | — | 19 |
 Sena Gotō Student | Student | Living | 01/05/2002 | 24 | — | 18 |
 Yuta Hayashi [Student] | [Student] | Living | 02/11/2000 | 25 | — | 20 |