TV series
Special Investigation Nine
2018–2025, Japanese, on tv asahi.
The #9 investigation team has been disbanded and members of the #9 investigation team have been scattered around. One year later, the Chief of the National Police Agency, Sojiro Kandagawa, orders the creation of a special investigation team to cover from the initial investigation until it is sent to the prosecutor's office. Sojiro Kandagawa appoints Sakutaro Munakata as the leader of the special investigation team. Former #9 investigation team members join the special investigation team.
- Seasons
- 8
- Episodes
- 85
- Episode length
- 45 min
- Status
- Ended in 2025
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Where to watch Special Investigation Nine
Special Investigation Nine isn’t listed on any OTT platform in India yet.
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Latest episode
S8 E10: Episode 10
Aired 11 June 2025
Seasons 8
Cast & crew
- Yoshihiko InoharaNaoki Asawa · 85 ep
- Michiko HadaShiho Komiyama · 85 ep
- Kanji TsudaKengo Murase · 85 ep
- Mitsuru FukikoshiYasushi Aoyagi · 85 ep
- Hiromasa TaguchiHideaki Yazawa · 85 ep
- Yuki YamadaRyo Shindo · 85 ep
- Sachie HaraMasumi Hayasegawa · 85 ep
- Noriko NakagoshiMichiko Asawa · 31 ep
- KaitoAkira Sakuma · 21 ep
- Kōtarō SatomiSojiro Kandagawa · 21 ep
- Akira TeraoSakutaro Munakata · 21 ep
- Shirō ItōTetsuharu Ikari · 21 ep
Details
- First aired
- 11 April 2018
- Last aired
- 11 June 2025
- Network
- tv asahi
- Original title
- 特捜9
- Language
- Japanese
- Country
- Japan
- Type
- Scripted
Check ratings elsewhere
News & fan talk
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Special Investigation Nine: quick answers
Is Special Investigation Nine worth watching?
Special Investigation Nine doesn’t have enough ratings for a verdict yet.
How many seasons of Special Investigation Nine are there?
Special Investigation Nine has 8 seasons and 85 episodes, about 45 minutes each.
Is Special Investigation Nine finished?
Yes. Special Investigation Nine ended in 2025, so you can watch the whole story.
Which OTT platform is Special Investigation Nine on?
Special Investigation Nine isn’t listed on any OTT platform in India yet. (Checked 10 November 2026.)
Special Investigation Nine parents guide: is it suitable for kids?
No age rating is listed for Special Investigation Nine yet.
What shows are like Special Investigation Nine?
If you liked Special Investigation Nine, try AIBOU: Tokyo Detective Duo, Ironside, Galileo.