# Where to watch Samurai Detective Onihei: Dangerous Mercy (2024) in the UK

> Samurai Detective Onihei: Dangerous Mercy (2024) is available to watch free in the UK on Plex. Last verified on 16 May 2026 by ScreenSearch.

**Type:** Film  
**Year:** 2024  
**Runtime:** 59 minutes  
**TMDB rating:** 9.3/10  
**Genres:** TV Movie, Action  
**Region:** United Kingdom (GB)  
**Last verified:** 16 May 2026 (2026-05-16T07:36:29.089Z)  

## Synopsis

Juzo Ono, a subordinate of Matsumoto Heizo. (yakunin government official) Ono Juzo finds himself torn between 'emotion' and 'duty' after encountering a certain woman. While Heizo worries about Juzo, he also delves into the heart of the matter. What choices will Juzo make, and what feelings will Heizo harbor for his future? Taking on the role of Juzo Ono, who holds the key to the story, is Tokio Emoto, following his performances in 'Lawless Love' and 'Blood for Blood.' This portrayal adds another layer to the character previously played by Tokio Emoto's father, Akira.

## Streaming options in the United Kingdom

### Free (with ads or TV licence)

- [Plex](https://www.themoviedb.org/movie/1539883/watch?locale=GB)

## Frequently asked questions

**Where can I watch Samurai Detective Onihei: Dangerous Mercy for free in the UK?**

Samurai Detective Onihei: Dangerous Mercy (2024) is available free (with adverts or a TV licence) on Plex in the United Kingdom.

**Is Samurai Detective Onihei: Dangerous Mercy on Netflix, Disney+ or Amazon Prime Video in the UK?**

Samurai Detective Onihei: Dangerous Mercy is not currently included with any major UK subscription service. It may still be available to rent or buy.

**How accurate is this film's availability data?**

Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.

## Sources

- Streaming availability: The Movie Database (TMDB), refreshed daily.
- Underlying licensing data: JustWatch.
- Canonical URL: https://www.screensearch.co.uk/watch/movie/1539883/samurai-detective-onihei-dangerous-mercy-2024
- Poster image: https://image.tmdb.org/t/p/w500/A4LPsjm7sQGimVj1LRxM18oScd0.jpg
- JSON variant: https://www.screensearch.co.uk/watch/movie/1539883/samurai-detective-onihei-dangerous-mercy-2024.json

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