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  • Tokyo MX

Ron Kamonohashi's Forbidden Deductions

  • 2023 – 2024
  • Ended
  • Animation · Mystery · Crime · Action & Adventure
  • ~24m / ep
  • 1 season
  • 6.4/10

Ron Kamonohashi was once regarded as a genius at the top detective training academy. But after a fatal mistake, he was expelled and forbidden to become a detective. Years later, police officer Totomaru Isshiki knocks on Ron’s door seeking help on a serial murder case. He finds Ron, now a messy-haired recluse, who agrees. Together, this mismatched detective team begins solving their first mystery!

Latest: Season 1 · 2023

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  1. E1. The Case of the Metropolitan Serial Drownings

    Oct 2, 2023 · 25m

    The Metropolitan Police Department is struggling to investigate a series of murders, yet Detective Isshiki is ordered to go home. Kiku of the General Affairs Division sends him to meet a certain sleuth—a shaggy-haired eccentric named Kamonohashi Ron.

  2. E2. The Case of the Locked-Room Piggy Bank Theft

    Oct 9, 2023 · 24m

    Ron is excited to solve cases by using Toto, but he's not on any good ones because his boss thinks he's useless. All he gets are odd jobs and busywork. Ron, however, is quite interested in a new report about coins going missing from a piggy bank...

  3. E3. The Case of the Benizome Hot Spring Murder (1)

    Oct 16, 2023 · 24m

    Ron wins a pair of tickets to a hot spring in a raffle. Toto accompanies him to stay at the Benizome Inn. The innkeeper who greets them is friendly, but he isn't who he seems. Plus, it isn't long before Ron's eccentricities begin to surface.

  4. E4. The Case of the Benizome Hot Spring Murder (2)

    Oct 23, 2023 · 24m

    There has been a murder. Ron listens to the other guests' testimonies and begins his deductions. Spitz secretly rejoices at this chance to catch Ron in the act of sleuthing, but outwardly both he and Amamiya entrust the investigation to Toto.

  5. E5. The Case of the Hand Collector

    Oct 30, 2023 · 24m

    Kawasemi Omito, a supremely skilled detective, leads a joint investigation into a serial killing case. Amamiya lends him Toto, whom Kawasemi deems so useless he's invisible. Ron appears at the newest crime scene as a consultant, irritating Kawasemi.

  6. E6. The Case of the Live Broadcast Murder

    Nov 6, 2023 · 24m

    Ron loves a certain TV show that puts psychic abilities to the test. During a live broadcast, a psychic claims he can control minds with written words. His neurosurgeon opponent refutes his claims. Then, the psychic writes the word "Death" on a card.

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