Human Specimens (2025) featured a cast of 54 tracked actors. Of these, 44 (100%) are still alive today. The oldest surviving cast member is Mitsuyo Tsukada, age 72. This TV series starred Hidetoshi Nishijima and Somegoro Ichikawa.
100% still with us· verified cast81% of full cast · incl. 10 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast54 members
| Person | Character | Status | DOB | Age | DOD | Age in 2025 |
|---|---|---|---|---|---|---|
 Hidetoshi Nishijima Professor Shiro Sakaki | Professor Shiro Sakaki | Living | 29/03/1971 | 55 | — | 54 |
 Somegoro Ichikawa Itaru Sakaki | Itaru Sakaki | Living | 27/03/2005 | 21 | — | 20 |
 Rie Miyazawa Rumi Ichinose | Rumi Ichinose | Living | 06/04/1973 | 53 | — | 52 |
 Aoi Ito Anna Ichinose | Anna Ichinose | Living | 16/09/2005 | 21 | — | 20 |
 Towa Araki Toru Shirase | Toru Shirase | Living | 28/09/2005 | 20 | — | 20 |
 Jyutaro Yamanaka Hikaru Akabane | Hikaru Akabane | Living | 23/12/2001 | 24 | — | 24 |
 Kodai Kurosaki Sho Ishioka | Sho Ishioka | Living | 19/04/2002 | 24 | — | 23 |
 Leo Matsumoto Ao Fukazawa | Ao Fukazawa | Living | 27/04/2000 | 26 | — | 25 |
 Ikuho Akiya Dai Kuroiwa | Dai Kuroiwa | Living | 11/02/2004 | 22 | — | 21 |
 Jun Murakami Ichiro Sakaki | Ichiro Sakaki | Living | 23/07/1973 | 53 | — | 52 |
 Aoba Kawai Kozue Sakaki | Kozue Sakaki | Living | 16/11/1981 | 44 | — | 44 |
 Miwako Ichikawa Sawako Ichinose | Sawako Ichinose | Living | 19/03/1976 | 50 | — | 49 |
 Hideaki Murata Kimihiko Ichinose | Kimihiko Ichinose | Living | 03/12/1979 | 46 | — | 46 |
 Yoshinari Furuya Police officer at the local station | Police officer at the local station | Living | 30/03/1978 | 48 | — | 47 |
 Yua Shiraishi Shiro Sakaki's student | Shiro Sakaki's student | Living | 01/07/2001 | 25 | — | 24 |
| Living | 15/09/1988 | 38 | — | 37 | ||
| Living | 05/06/1992 | 34 | — | 33 | ||
 Yura Kimura Shiro Sakaki (young) | Shiro Sakaki (young) | Living | 25/03/2016 | 10 | — | 9 |
 Renwa Sato Rumi Ichinose (young) | Rumi Ichinose (young) | Living | 12/07/2016 | 10 | — | 9 |
 Yasushi Fuchikami Detective Narumi | Detective Narumi | Living | 30/04/1984 | 42 | — | 41 |
 Shunsuke Tanaka Detective Katagiri | Detective Katagiri | Living | 28/01/1990 | 36 | — | 35 |
 Tomorowo Taguchi Man walking his dog | Man walking his dog | Living | 30/11/1957 | 68 | — | 68 |
 Mitsuyo Tsukada Toru Shirase's grandmother | Toru Shirase's grandmother | Living | 20/12/1953 | 72 | — | 72 |
 Kaori Takeshita Mieko (Dai Kuroiwa's fan) | Mieko (Dai Kuroiwa's fan) | Living | 14/11/1966 | 59 | — | 59 |
 Hina Michikita High school student | High school student | Living | 20/02/2005 | 21 | — | 20 |
 Hinata Shimanuki High school student | High school student | Living | 14/07/2007 | 19 | — | 18 |
| Living | 22/05/2006 | 20 | — | 19 | ||
| Living | 04/12/2006 | 19 | — | 19 | ||
| Living | 08/02/2006 | 20 | — | 19 | ||
| Living | 05/05/2004 | 22 | — | 21 | ||
| Unverified | — | — | — | — | ||
| Unverified | — | — | — | — | ||
| Living | 02/03/1967 | 59 | — | 58 | ||
| Living | 22/02/1988 | 38 | — | 37 | ||
| Unverified | — | — | — | — | ||
| Living | 04/09/1995 | 31 | — | 30 | ||
| Unverified | — | — | — | — | ||
| Unverified | — | — | — | — | ||
Bukut Bakisan Driver | Driver | Unverified | — | — | — | — |
 Kinuo Yamada Toru Shirase's mother | Toru Shirase's mother | Living | 01/09/1981 | 45 | — | 44 |
| Living | 15/03/1983 | 43 | — | 42 | ||
| Living | 18/08/1980 | 46 | — | 45 | ||
 Mai Ishiguro Dai Kuroiwa's fan | Dai Kuroiwa's fan | Living | 01/01/1979 | 47 | — | 46 |
 Yoshiko Watanabe Dai Kuroiwa's fan | Dai Kuroiwa's fan | Living | 24/01/1973 | 53 | — | 52 |
| Unverified | — | — | — | — | ||
| Living | 21/09/2000 | 26 | — | 25 | ||
| Living | 31/01/1984 | 42 | — | 41 | ||
| Living | 27/07/1985 | 41 | — | 40 | ||
| Living | 30/05/1990 | 36 | — | 35 | ||
| Unverified | — | — | — | — | ||
| Unverified | — | — | — | — | ||
| Living | 09/01/1980 | 46 | — | 45 | ||
| Living | 11/08/1987 | 39 | — | 38 | ||
| Unverified | — | — | — | — |
