Ron Kamonohashi's Forbidden Deductions (2023)

The Metropolitan Police Department is struggling to investigate a series of murders, yet Detective Isshiki is ordered to go home. Kiku of t…

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 a…

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…

There has been a murder. Ron listens to the other guests' testimonies and begins his deductions. Spitz secretly rejoices at this chance to…

Kawasemi Omito, a supremely skilled detective, leads a joint investigation into a serial killing case. Amamiya lends him Toto, whom Kawasem…

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 wr…

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…

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, wh…

Toto gathers everyone together and explains the truth behind the murders. With their name exposed, the culprit takes drastic measures not t…

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 wher…

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 su…

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 term…

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…

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 f…

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 info…

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 th…

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 havin…

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 ev…

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 Ta…

Nyonyon has disappeared. No matter how much they search the house, there's no sign of her. Sannou presents his personal deductions and conc…

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 univers…

Ron and Toto present their deductions to Professor Aoe and the students who use the lab. A number of inconsistencies, starting with the pos…

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 s…

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 become…

Ron is in a state of shock after a staggering revelation. He shows no reaction when a third murder occurs. Toto investigates, dragging Ron…

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…