Ron Kamonohashi's Forbidden Deductions (2023–2024)
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Plot
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!
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Highest-rated episodes all ranked
- 01
The Case of the Metropolitan Serial DrowningsThe 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. - 02
The Case of the Locked-Room Piggy Bank TheftRon 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...
Episodes by season
Season01
- S01E01The Case of the Metropolitan Serial DrowningsOctober 2, 2023The Metropolitan Police Department is struggling to investigate a series of murders, yet Detective Isshiki is ordered to go home. Kiku of th
- S01E02The Case of the Locked-Room Piggy Bank TheftOctober 9, 2023Ron 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 an
- S01E03
The Case of the Benizome Hot Spring Murder (1)October 16, 2023—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 f - S01E04
The Case of the Benizome Hot Spring Murder (2)October 23, 2023—There has been a murder. Ron listens to the other guests' testimonies and begins his deductions. Spitz secretly rejoices at this chance to c - S01E05
The Case of the Hand CollectorOctober 30, 2023—Kawasemi Omito, a supremely skilled detective, leads a joint investigation into a serial killing case. Amamiya lends him Toto, whom Kawasemi - S01E06
The Case of the Live Broadcast MurderNovember 6, 2023—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 wri - S01E07
The Case of the Observatory Murder (1)November 13, 2023—Toto and Ron are invited to a meteor shower viewing being held on Nandan Island. Also invited is John Grizzly, an instructor at BLUE. There - S01E08
The Case of the Observatory Murder (2)November 20, 2023—Ron is named main suspect in a murder and Toto investigates to clear his name. Everyone but Ron has an alibi for the time of the murder, whi - S01E09
The Case of the Observatory Murder (3)November 27, 2023—Toto gathers everyone together and explains the truth behind the murders. With their name exposed, the culprit takes drastic measures not to - S01E10
The Case of the Poisoned LatteDecember 4, 2023—Toto is shadowed by a reporter who's a huge fan of his for the way he's solved one difficult case after another. They step into a cafe where - S01E11
The Case of the Mad Chameleon MurderDecember 11, 2023—Toto meets Kawasemi while on a business trip to Aichi. Kawasemi's been in a slump since losing Yamane, and his powers of perception have suf - S01E12
The Case of the Yadagami-sama Murders (1)December 18, 2023—Ron agrees to take on Spitz's search request in exchange for his obtaining a file on the Bloody Training Incident. Spitz accepts Ron's terms - S01E13
The Case of the Yadagami-sama Murders (2)December 25, 2023—Toto reveals the truth of the case and the culprit admits to their crimes. Ron's disorder triggers, putting the culprit in danger, but help - S01E14
The Case of the Shibuya Apocalypse Serial Murders (1)October 7, 2024—There's been a murder in Shibuya. A man has been found killed in a ghastly and impossible manner. Toto and Amamiya arrive at the scene to fi - S01E15
The Case of the Shibuya Apocalypse Serial Murders (2)October 14, 2024—There's been another murder in Shibuya. Shocked by the death, the victim's teammate runs. Ron and Toto race to catch him and find more infor - S01E16
The Case of the Shibuya Apocalypse Serial Murders (3)October 21, 2024—A huge monitor across the street explodes. While Ron and Toto try to make sense of events, Winter tells them that they've lost more than the - S01E17
The Case of the Midsummer Beachside Stand Drowning (1)October 28, 2024—Toto suggests that Ron take a rest. They invite Ron's doctor, Usaki Mofu, along and head for a dip in the ocean. Ron looks forward to having - S01E18
The Case of the Midsummer Beachside Stand Drowning (2)November 4, 2024—Ron and the others interview witnesses, but everyone has an alibi for the surfer's estimated time of death. They can't find any concrete evi - S01E19
The Case of the Genius Composer Abduction (1)November 11, 2024—Ron accompanies Toto to the concert of a super popular artist Nyonyon. After the performance, a card is found in her room. It's from the Tal - S01E20
The Case of the Genius Composer Abduction (2)November 18, 2024—Nyonyon has disappeared. No matter how much they search the house, there's no sign of her. Sannou presents his personal deductions and concl - S01E21
The Case of the Psychology Research Lab Murder (1)November 25, 2024—A lack of cases has left Ron bored, so he and Toto go with Chikori to gather information for a story she's working on. They visit a universi - S01E22
The Case of the Psychology Research Lab Murder (2)December 2, 2024—Ron and Toto present their deductions to Professor Aoe and the students who use the lab. A number of inconsistencies, starting with the post - S01E23
The Case of the Highland Auberge Serial Murders (1)December 9, 2024—Ron and a number of other guests have been invited to Reunion, an auberge located on a verdant plateau. When their multi-course dinner is se - S01E24
The Case of the Highland Auberge Serial Murders (2)December 16, 2024—A second victim is found. Ron notices a pattern in the murder scenes and decides that the key to the mystery must lie there. It soon becomes - S01E25
The Case of the Highland Auberge Serial Murders (3)December 23, 2024—Ron is in a state of shock after a staggering revelation. He shows no reaction when a third murder occurs. Toto investigates, dragging Ron w - S01E26
The Case of the Highland Auberge Serial Murders (4)December 30, 2024—The culprit behind the killings at the auberge has been identified, but Ron is still reeling from the flood of memories that this case has t
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