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: 3/28/2023Network:YTV (JP)
Share:
Detectives' Nocturne (Deduction)
star
0.00
0 votes

#1 - Detectives' Nocturne (Deduction)

Season 21 - Episode 28 - Aired 10/20/2012

Conan stops feigning his sleep and tells his kidnapper who is really she !!

The Life-Threatening Broadcast of Love (Begin Broadcasting)
star
0.00
0 votes

#2 - The Life-Threatening Broadcast of Love (Begin Broadcasting)

Season 22 - Episode 1 - Aired 1/5/2013

Takagi has gone somewhere and Sato cannot figure out where it is. While at the police station, the Detective Boys are approached by a man with a package for Sato. Inside is a tablet with a video of Takagi unconscious and tied up!

Cactus Rhapsody
star
0.00
0 votes

#3 - Cactus Rhapsody

Season 21 - Episode 35 - Aired 12/15/2012

At the greenhouse, the wealthy property owner named Zenzou Sunada is showing Conan, Ran, and Sonoko the golden barrel cactus and it blooms flowers after 50 years

Directors: Koujin Ochi
Nagasaki Mystery Theatre (Modern Chapter)
star
0.00
0 votes

#4 - Nagasaki Mystery Theatre (Modern Chapter)

Season 21 - Episode 34 - Aired 12/8/2012

In the hospital, Sakota is lying on the bed to get his treatment done. There's a high possibility that Sakota was struck with bare hands. The Nagasaki police took in the karate girl with a black belt, Ran, who was the main suspect to the station for questioning

Directors: Koujin Ochi
Nagasaki Mystery Theatre (End of Edo Chapter)
star
0.00
0 votes

#5 - Nagasaki Mystery Theatre (End of Edo Chapter)

Season 21 - Episode 33 - Aired 12/1/2012

Conan, Ran, and Kogoro must've slip through time (not literally). Ran won a prize at a shopping district lottery, they go to Nagasaki.

Directors: Koujin Ochi
The Sandy Beach Without Footprints
star
0.00
0 votes

#6 - The Sandy Beach Without Footprints

Season 21 - Episode 32 - Aired 11/24/2012

Conan, Ran, and Kogoro went to Ohama Coast from Beika Street for two hours and they are going to have fun surfing at the beach.

Won't Forgive One Millimeter (Part 2)
star
0.00
0 votes

#7 - Won't Forgive One Millimeter (Part 2)

Season 21 - Episode 31 - Aired 11/17/2012

The wife, Sumika, tried to scare the husband to cure his hiccups

Won't Forgive One Millimeter (Part 1)
star
0.00
0 votes

#8 - Won't Forgive One Millimeter (Part 1)

Season 21 - Episode 30 - Aired 11/10/2012

The Detective Boys are invited to the Konno residents for a barbecue as a thanks for solving a case for them earlier. When the couple argue, the children grow concerned. Later, the husband cannot find his cell phone so his wife goes with him inside to look

Detectives' Nocturne (Bourbon)
star
0.00
0 votes

#9 - Detectives' Nocturne (Bourbon)

Season 21 - Episode 29 - Aired 10/27/2012

After visiting the three, Conan explains the robber in the video was left-handed and only Takayo Tegawa fit that description.

The Life-Threatening Broadcast of Love (Desperate Situation)
star
0.00
0 votes

#10 - The Life-Threatening Broadcast of Love (Desperate Situation)

Season 22 - Episode 2 - Aired 1/12/2013

Takagi was mistaken for the wrong man, but it's too late when the captor swallows poisoned wine and commits suicide. Takagi continues to try and give the police clues while he is still tied up. Can Sato and Conan locate Takagi in time?!

Detectives' Nocturne (The Case)
star
0.00
0 votes

#11 - Detectives' Nocturne (The Case)

Season 21 - Episode 26 - Aired 10/6/2012

Kogoro prepares to meet with the client Kei Katshitsuka. While waiting, he receives mail of Katshitsuka who changes their meeting location to a local restaurant. There, Kogoro realizes the cell phone address is different from the first message he received from the client.

Treasure in the Tower of Darkness (Part 2)
star
0.00
0 votes

#12 - Treasure in the Tower of Darkness (Part 2)

Season 21 - Episode 25 - Aired 9/22/2012

The mystery of Darkness Tower is revealed by Conan

Wedding Eve (Part 1)
star
0.00
0 votes

#13 - Wedding Eve (Part 1)

Season 21 - Episode 22 - Aired 9/1/2012

At Ristorante Sundayrino, Raita Banba and Hatsune Kamon are getting married. Kogoro, Ran, and Conan are also there. Everybody is having a great time with them. Later, Kogoro, Ran, and Conan are introducing themeselves to Kamon at the table. Ran heard that it was love at first sight for Banba and Kamon. As the night progresses, Banba receives a 'Goodbye' text message from Kamon. Outside, suddenly, Kamon's car exploded, right before Conan's eyes.

The Intimidator in the Rainy Night
star
0.00
0 votes

#14 - The Intimidator in the Rainy Night

Season 21 - Episode 21 - Aired 7/28/2012

Mio was attacked by Karashima but attacks back in self-defense.

Directors: Koujin Ochi
The Suspicious Initial K
star
0.00
0 votes

#15 - The Suspicious Initial K

Season 21 - Episode 20 - Aired 7/21/2012

The guard named Zenkichi Ooka is threatening two people to keep giving money to him. At night, Conan, Ran, and Kogoro came from the store after they had delicious spring rolls.

Directors: Koujin Ochi
The Great Dog Coeur's Triumph 2
star
0.00
0 votes

#16 - The Great Dog Coeur's Triumph 2

Season 21 - Episode 19 - Aired 7/14/2012

At night, Hiroshi Yagisawa and his dog, Coeur are taking a walk in Beika Street. Coeur sense something strange so Coeur is showing Yagisawa that she found the dead body in underground passageway.

Directors: Koujin Ochi
Chase the Miyama Stag Beetle
star
0.00
0 votes

#17 - Chase the Miyama Stag Beetle

Season 21 - Episode 18 - Aired 7/7/2012

The Detective Boys wish to capture a few beetles to bring to school, and as a result, visit Agasa's old friend in the mountains. The Detective Boys manage to find a bunch of beetles at night, but return to find Namatame injured. Namatame's last words are "Miyama Stag Beetle" before losing consciousness.

Directors: Koujin Ochi
Yusaku Kudo's Cold Case‎ (Part 1)
star
0.00
0 votes

#18 - Yusaku Kudo's Cold Case‎ (Part 1)

Season 22 - Episode 10 - Aired 3/9/2013

Ran, Sonoko and Sera come across a corpse beside which is written the word "Die" by victim's blood.It reminds them of a 10 years old similar case, unsolved by Yasuku Kudo.

No Way! The UFO Crash Case
star
0.00
0 votes

#19 - No Way! The UFO Crash Case

Season 22 - Episode 18 - Aired 5/18/2013

Conan and Detective Boys encounter UFO crashed beside riverside, what could be this lead them to.. ?

The Window of the Girls Academy
star
0.00
0 votes

#20 - The Window of the Girls Academy

Season 22 - Episode 17 - Aired 5/11/2013

Kogoro and Conan investigate in female student suicide, after insist of Sonoko's friend, and yet seems the Window hide a secrets ..

The Stormy Flowerbed Conspiracy
star
0.00
0 votes

#21 - The Stormy Flowerbed Conspiracy

Season 22 - Episode 16 - Aired 5/4/2013

In Town Center, the kids plant flowers, but surprisingly flowerbed got crashed, the kids asks for Mori helps them who has really destroy it

The Roses in the Vineyard
star
0.00
0 votes

#22 - The Roses in the Vineyard

Season 22 - Episode 15 - Aired 4/27/2013

A crime happened in Beer company due that many questions raise how it happened ! what are suspect alibis ?

The Missing Japanese Sweet in the Old Shop
star
0.00
0 votes

#23 - The Missing Japanese Sweet in the Old Shop

Season 22 - Episode 14 - Aired 4/20/2013

Conan, Mitsuhiko, Ayumi and Genta has been elected to experience the voyage of Maritime Self-Defense Force Aegis, in meanwhile they come across a stolen sweet case

The Night Cherry Blossom Route on Sumida River (Part 2)
star
0.00
0 votes

#24 - The Night Cherry Blossom Route on Sumida River (Part 2)

Season 22 - Episode 13 - Aired 3/30/2013

Despite being sick, Kogoro begins investigating the coworker of the victim. Conan investigates as well and finds clues that lead him to the culprit. Now, Kogoro is too sick to investigate and Conan has to figure out another way to use him to solve the case.

The Night Cherry Blossom Route on Sumida River (Part 1)
star
0.00
0 votes

#25 - The Night Cherry Blossom Route on Sumida River (Part 1)

Season 22 - Episode 12 - Aired 3/23/2013

Kogoro assists the police delivering ransom money to the Nihonbashi Post Office. When arriving at the post office, Kogoro is given a briefcase with further instructions. After Kogoro falls off a boat and gets sick, Conan and Ran begin investigating, but soon...they stumble upon a body!

Want to see the rest of the rankings?

Episode Ninja is a small business run by one person.
Pro memberships help fund servers and new feature development!