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TV series
Poster for Mercator Knight

Mercator Knight

2026 · 1 season

A stylish, puzzle-driven mystery that keeps you leaning in, watching an eccentric detective untangle a quiet, creeping threat.

Genres
Drama, Mystery
Overview
The arrogant “famous detective” Mercator Ayu, he who wears a fancy top hat and suit combination, steps in to help a famous female author who is receiving mysterious playing cards every day and suspects she might be a potential murder victim.
How it feels
Tense, eerie, whimsical and dark. Measured and needs your attention.
About
Mystery, obsession, identity, deception
Content
Mild violence, gore and language. No sexual content.
Note
Written by AI, so it can be wrong. Full breakdown

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In the USNo streaming, rental or purchase options known.
Genres
Drama, Mystery
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How it feels

Written by AI. It can be wrong.

Full breakdown
Tone
  • tensestrength 2 of 3
  • eeriestrength 2 of 3
  • whimsicalstrength 1 of 3
  • darkstrength 1 of 3
Pacing
measured, 2 of 4, from slow-burn to relentless
Attention
engaged, 3 of 4, from background-friendly to demanding
Themes
Places
Era
contemporary
Audience
teen
Form
Content intensity
  • Gore mild
  • Language mild
  • Violence mild
  • Sex none
All scales, 0 to 10
Scales, 0 to 10
ScaleValue0 to 10
Action3
Horror2
Humour3
Realism6
Romance2
Tension6
Darkness5
Complexity6
Emotional weight4

Cast

Where to watch in the US

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No streaming, rental or purchase options are known in the US.

Streaming data from JustWatch.TMDB

Details

Genres
drama, mystery
Created by
Kouichirou Ohyama
Written by
Akinobu Shinoyama
Starring
Rintaro Mizusawa, Kenta Suga, Yuri Tsunematsu, Hirofumi Araki, Yumiki Nao
Length
1 seasons, 1 episodes
Network
Hulu
Country
Japan
Languages
Japanese

TMDB

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