The WORST episodes of Detective Conan

Every episode of Detective Conan ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Detective Conan!

The cases of a detective whose physical age was chemically reversed to that of a prepubescent boy and he must hide his true mental development.

Last Updated: 5/3/2025Network: YTV (JP)Status: Continuing
The Suspect is Makoto Kyogoku (2)
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#1 - The Suspect is Makoto Kyogoku (2)

Season 23 - Episode 22 - Aired 7/5/2014

Sunami discovered the missing Tanba in the toilet in the parking lot of the bowling center. When Sera and Conan examine the body they're surprised to see the cause of death is drowning.

The Tragedy of the Red Woman (Revenge)
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#2 - The Tragedy of the Red Woman (Revenge)

Season 23 - Episode 33 - Aired 10/25/2014

A search is conducted they don't find any knife-like objects or wigs. A woman is seen lurking outside again. The group checks some pictures which point to the red hints of all the previous 'pranks'. In one the pictures, Yui points out that on the day she was found she was wearing a red coat. She notices the ones who found the knife 3 years ago were Kansuke Yamato and Taka'aki Morofushi, while they were still attending police academy. Morofushi was sure that the bones which were found belonged to the red woman, while Yamato refused to accept it.

The Tragedy of the Red Woman (Evil Spirit)
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#3 - The Tragedy of the Red Woman (Evil Spirit)

Season 23 - Episode 32 - Aired 10/18/2014

Yui Uehara of the Nagano police arrives and learns of the murder case and details, such as the fact that no blood traces where found in the bathroom. As the other guests are in distraught over Masaie's death, their whereabouts are told to the detective. Why were tomatoes floating in the bathtub?

The Tragedy of the Red Woman (Steam)
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#4 - The Tragedy of the Red Woman (Steam)

Season 23 - Episode 31 - Aired 10/11/2014

Conan, Ran, Sonoko and Sera are walking through the woods as Sera explains the reason for their excursion, that she has been asked by her brother to visit his former classmates in order to solve a case

The Blind Spot in the Shared House
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#5 - The Blind Spot in the Shared House

Season 23 - Episode 30 - Aired 10/4/2014

Just as Ran was about to leave, Hidehisa cries out from the 1st floor as he finds the victim, Katsuko Kanou, murdered on her bed.

The Beckoning Calico Cat Case (2)
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#6 - The Beckoning Calico Cat Case (2)

Season 23 - Episode 29 - Aired 9/27/2014

After unlocking the door, Conan runs into the bedroom to find Teishi barely breathing after apparently falling off a chair and hitting his head while fixing a light, but something doesn't seem quite right

The Beckoning Calico Cat Case (1)
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#7 - The Beckoning Calico Cat Case (1)

Season 23 - Episode 28 - Aired 9/20/2014

Three different people have come forward claiming Taii belongs to them. Now it's up to the group to determine who is telling the truth.

The Man Betrayed by the Sea
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#8 - The Man Betrayed by the Sea

Season 23 - Episode 27 - Aired 9/6/2014

When Koutarou jumped into the ocean he suddenly was unable to swim and began drowning, eventually passing away at the hospital.

Metropolitan Police Detective Love Story (Truth)
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#9 - Metropolitan Police Detective Love Story (Truth)

Season 23 - Episode 26 - Aired 8/9/2014

The mystery unveils revenge against a stalker! Who is the culprit?

Metropolitan Police Detective Love Story (Confession)
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#10 - Metropolitan Police Detective Love Story (Confession)

Season 23 - Episode 25 - Aired 8/2/2014

A man was found murdered inside on his apartment! What love story will continue to develop among the Metropolitan police this time?!

The Comedian Who Turned Himself In (Part 1)
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#11 - The Comedian Who Turned Himself In (Part 1)

Season 23 - Episode 34 - Aired 11/1/2014

After an unlucky while at the pachinko salon, Kogoro who walks about sees Conan at a small police office near a train-station. He walks in angrily only to find out that Conan was there only to return a found wallet. As they are about to leave the well-known comedian Rokusuke DoDonPa (real name: Rokusuke Tanigaki) walks in and announces to have murdered his chief.

The Suspect is Makoto Kyogoku (1)
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#12 - The Suspect is Makoto Kyogoku (1)

Season 23 - Episode 21 - Aired 6/28/2014

The missing teacher, Masahiro Tanba, is found in the toilet, apparently drowned. Makoto Kyogoku becomes the prime suspect as the culprit is likely to have carried the victim to the toilet after drowning him.

Two Coincidental Successes
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#13 - Two Coincidental Successes

Season 23 - Episode 20 - Aired 6/21/2014

Hearing a woman's scream, Kogoro, Ran, and Conan run towards the sound and come across a man sitting on the ground. After accusing the man of being the Hooded Man, Conan discovers Mizuki on the floor inside the room behind the man

Promise with a J-Leaguer
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#14 - Promise with a J-Leaguer

Season 23 - Episode 19 - Aired 6/14/2014

While practicing penalty kicks, Sanada's soccer ball accidentally hits Kou while he's riding his bike past the park, injuring Kou's ankle. Kou is upset and makes Sanada promise to play his next match and score a goal using his right leg.

Bathroom Where Ran Collapsed As Well (2)
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#15 - Bathroom Where Ran Collapsed As Well (2)

Season 23 - Episode 18 - Aired 6/7/2014

Ran has to open Waka's apartment with a key when no one answers. Later, Ran finds Waka on the bathroom floor, but she collapses herself due to chlorofoam in the air.

Bathroom Where Ran Collapsed As Well (1)
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#16 - Bathroom Where Ran Collapsed As Well (1)

Season 23 - Episode 17 - Aired 5/31/2014

As Conan and Ran are waiting for a meeting with Eri, they meet Sera, who is investigating Rumi Kitao's boyfriend, Kenya Settsu, about adultery

Kogoro in the Bar (2)
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#17 - Kogoro in the Bar (2)

Season 23 - Episode 16 - Aired 5/17/2014

Kogoro is undercover at the Blue Parrot, because Yuzuki Fukui asked him to investigate on a weird sound she hears frequently. Conan joins him, saying that Ran is angry because Kogoro is not home. But a simple investigation in a bar becomes more dramatic when Chikafumi Usuda, an office worker, is found dead.

The Suspicious Walking Path
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#18 - The Suspicious Walking Path

Season 23 - Episode 14 - Aired 5/3/2014

Conan and his friends were playing Frisbee at the park, when a dog named Matsunosuke launched off of Conan's head and caught the Frisbee. Matsunosuke's owner, Kanae Asakawa, apologized and took Conan's jacket in order to get it cleaned after Matsunosuke left dirt all over it. The next day when Conan and the Detective Boys arrived at her house to get the jacket they met Kanae's friend Tomoko and see Matsunosuke in his dog house, asleep.

The Secret of the Statue of Kogoro Mouri
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#19 - The Secret of the Statue of Kogoro Mouri

Season 23 - Episode 13 - Aired 4/26/2014

After hearing Kataoka scream, Conan, Ran, and Seiya head in the direction of the sound to find Sada holding the deceased Kataoka. It appears Kataoka died after receiving blunt force trauma from falling off a ladder.

Teimuzu River Kite Flying Case (Part 2)
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#20 - Teimuzu River Kite Flying Case (Part 2)

Season 24 - Episode 4 - Aired 1/31/2015

Conan finds out that the man falling into the river wasn't an accident but a murder attempt. The main suspects are: the man's wife (who he was on the phone at the moment of the crime), his partner, and one of the contestants whose sister was having and affair with him.

The Manipulated Great Detective (Part 1)
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#21 - The Manipulated Great Detective (Part 1)

Season 24 - Episode 13 - Aired 4/25/2015

Kogoro infiltrates a gang to help the police to catch them. However, the leader discovers him and threatens to kill Ran if he doesn't find which of his gang members killed his son during a robbery one year ago.

The Missing Scream of Munch
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#22 - The Missing Scream of Munch

Season 24 - Episode 12 - Aired 4/18/2015

Jirokichi Suzuki is doing an exhibition of Munch's Scream, Despair and Anxiety. However, something odd happens to the truck that is transporting Scream: for an unknown reason the truck disappears from the route and arrives at the museum 30 minutes late.

Shinichi Kudo Aquarium Case (Part 1)
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#23 - Shinichi Kudo Aquarium Case (Part 1)

Season 24 - Episode 10 - Aired 3/21/2015

Ran remembers when she and Shinichi went to the Aquarium together. While being there, Shinichi founds that someone had been murdered.

The Tense Tea Party (Part 2)
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#24 - The Tense Tea Party (Part 2)

Season 24 - Episode 9 - Aired 3/14/2015

Bourbon and Conan help with the investigation and arrive to the conclusion that the culprit must have switched her cup with the victim in order to poison her. There is one problem though: each one of them is drinking a tea of a different color.

The Tense Tea Party (Part 1)
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#25 - The Tense Tea Party (Part 1)

Season 24 - Episode 8 - Aired 3/7/2015

Eri is hospitalized due to appendicitis. While at the hospital, Kogoro and Conan run into Bourbon. At the same time, a patient was having a tea party with three friends when one of them is poisoned.