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Quizzes > Books & Literature

Detective Conan Quiz: Test Your Case Closed Manga Knowledge

Quick, free Detective Conan trivia challenge. Instant results.

Editorial: Review CompletedCreated By: Jonathan ClothsUpdated Aug 26, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
paper art illustration of Detective Conan quiz elements on teal background featuring manga characters, books, detective tools.

This Detective Conan quiz helps you recall key manga cases, track suspects, and spot clues fast. Answer bite-size questions inspired by Case Closed to check what you remember before your next reread. If you like mystery series too, try our Black Butler quiz and Inuyasha quiz for more anime fun.

What is the alias Shinichi Kudo adopts after being transformed into a child?
Joe Mori
Jimmy Kudo
Kaito Kid
Conan Edogawa
After being poisoned by the Black Organization, Shinichi Kudo shrinks and takes the name Conan Edogawa to conceal his identity while investigating.
Which organization is responsible for shrinking Shinichi Kudo?
Black Organization
CIA
FBI
Interpol
The Black Organization manufactures the APTX 4869 poison that shrinks Shinichi, and they are the main antagonists of the series.
Who is Shinichi's childhood friend and daughter of Detective Kogoro Mori?
Ran Mori
Sonoko Suzuki
Ayumi Yoshida
Ai Haibara
Ran Mori is Shinichi's childhood friend and the daughter of private detective Kogoro Mori, often worrying about Shinichi when he disappears.
What gadget does Conan use to track suspects remotely?
Voice-changing bowtie
Coke bottle microphone
Tracking glasses
Wristwatch tranquilizer gun
Conan wears specially designed glasses that can emit tracking signals to follow suspects' movements during investigations.
Which nickname do the Detective Boys call Conan?
Detective Junior
Kidnapping Master
Little Detective
Edogawa-sensei
The Detective Boys affectionately refer to Conan as "Edogawa-sensei" because of his intelligence and detective skills despite his child form.
What is the name of Conan's voice-changing gadget?
Sound-altering watch
Voice-changing bowtie
Audio-enhancer glasses
Voice Modulator Belt
Conan uses a voice-changing bowtie to imitate other people's voices and direct Kogoro Mori or others to reveal deductions.
Who is the author of the Case Closed manga?
Rumiko Takahashi
Eiichiro Oda
Gosho Aoyama
Masashi Kishimoto
Gosho Aoyama is the creator and author of Case Closed (Detective Conan), which has been serialized since 1994.
What name does Conan give when helping Kogoro Mori with deductions?
Invisible Detective
Mystery Kid
Sleeping Kogoro
Silent Observer
Conan uses his tranquilizer watch to knock out Kogoro Mori, then uses his voice-changing bowtie to make impromptu deductions as "Sleeping Kogoro."
Which school do the Detective Boys attend?
T?tsu Elementary
Shinryo Elementary
Teitan Elementary
?koku Elementary
The Detective Boys - Conan, Ayumi, Genta, and Mitsuhiko - attend Teitan Elementary School in Tokyo.
What hobby does Genta, a member of the Detective Boys, primarily enjoy?
Collecting stamps
Bird watching
Reading mystery novels
Playing video games
Genta Kojima loves playing video games and often tries to solve mysteries using game logic.
Which of these is Conan's primary method of defending himself?
Pepper spray
Karate
Poison darts
Stun-gun wristwatch
Conan's watch has a built-in stun-gun mechanism he uses to immobilize suspects briefly.
Who assists Conan by creating gadgets for him?
Inspector Megure
Ai Haibara
Sonoko Suzuki
Dr. Agasa
Dr. Hiroshi Agasa provides Conan with various spy gadgets to help him in investigations.
What is Ai Haibara's real identity?
Sonoko Suzuki
Ran Mori
Kazuha Toyama
Shiho Miyano
Ai Haibara is the alias of Shiho Miyano, a former Black Organization scientist who also took APTX 4869.
Which beverage does Conan pretend to drink to plant a microphone?
Coca-Cola
Hot tea
Soda
Orange juice
Conan hides a microphone in a Coca-Cola bottle to eavesdrop on suspects.
What sport does Ran Mori practice seriously?
Baseball
Karate
Tennis
Swimming
Ran Mori is skilled in karate, often using it to protect others during dangerous situations.
What does Conan often call Kogoro Mori when he's been tranquilized?
Slumbering Mori
Knocked-Out Kogoro
Dozing Detective
Sleeping Kogoro
Conan dubs him "Sleeping Kogoro" because he uses Kogoro's body to deliver deductions after knocking him out.
Which character is known for traveling with a flashy costume and performing heists?
Vodka
Sonoko Suzuki
Heiji Hattori
Kaito Kid
Kaito Kid is a phantom thief who competes with Conan on rare occasions, famous for his white tuxedo and top hat.
Which university professor is often mistaken as an accomplice by Conan?
Professor Agasa
Professor Yamamura
Professor Shiratori
Professor Teraoka
Professor Yamamura's strange experiments lead police to suspect him, but Conan later proves his innocence.
What is the distinctive feature of the APTX 4869 poison?
Gives superhuman strength
Shrinks adults into children
Makes drinker invisible
Causes temporary amnesia
APTX 4869 was designed to kill, but it instead shrank Shinichi to a child, leading him to adopt the Conan alias.
Which detective from Osaka becomes Conan's rival and ally?
Heiji Hattori
Tamahome
Makoto Kyogoku
Kaito Kid
Heiji Hattori is a high-school detective from Osaka who respects Shinichi's skills and helps Conan on important cases.
What weapon does the Black Organization member Vermouth favor?
Poison gas
Sniper rifle
Explosive collar
Dagger
Vermouth often uses a sniper rifle and demonstrates excellent marksmanship in several story arcs.
Which occasion did Conan first meet Kaito Kid?
Art gallery break-in
Modeled after a museum job
Tokyo Dome heist
Holiday cruise robbery
Conan's first encounter with Kaito Kid occurs during an attempted museum heist inspired by earlier manga chapters.
What code name does the Black Organization use internally to refer to Conan's poison?
Black Ice
Red Spider
Crystal Blue
APTX 4869
APTX 4869 is the only code name given to the poison by the Black Organization in both manga and anime.
Which police officer is a regular liaison with Conan and often doubts Kogoro's abilities?
Inspector Shiratori
Inspector Takagi
Inspector Megure
Inspector Chiba
Inspector Megure frequently works cases with Conan, often surprised by Kogoro's "deductions" when Conan is in control.
What is the profession of Sonoko Suzuki's father?
Police inspector
University professor
Novelist
Company president
Sonoko's father, Kenichi Suzuki, is the president of a sporting goods company, providing a wealthy background.
Which gadget does Conan use to summon help silently in a crisis?
Flashlight shoes
Microphone sunglasses
Stun-gun watch
Coke bottle microphone
Conan's shoes have built-in flashing lights to signal Dr. Agasa or others when he needs immediate help.
Which famous detective novel author does Conan admire most?
Edgar Allan Poe
Arthur Conan Doyle
Agatha Christie
Raymond Chandler
Conan frequently references Agatha Christie's works and solves mysteries inspired by her novels.
What is the name of the FBI agent who later becomes an ally of Conan?
Vermouth
Mary Sera
Jodie Starling
Candice Kuduk
Jodie Starling is an FBI agent who works on cases involving the Black Organization and later coordinates with Conan.
Which incident first reveals Ai Haibara's true identity to Conan?
Amusement park arc
Hotel hostage case
Warehouse stakeout
Riverbank chase
During a stakeout at a warehouse, Haibara's Black Organization affiliation and identity as Shiho Miyano are revealed to Conan.
What is the nickname given to the series' main setting, Tokyo Detectives' Circle?
Tokyo PM
The Crime Hub
Detective Agency
TDC
The Tokyo Detectives' Circle is commonly referred to by its acronym TDC by many characters in the series.
What is the Black Organization codename for the member known as Gin?
K
F
A
S
In internal communications, Gin is designated as "F" in the Black Organization's codenames.
Which rare poison variation did the Organization develop that nearly killed Ai Haibara?
APTX 4870
APTX 4879
APTX 4888
APTX 4868
APTX 4879 is a modified trial variant that caused severe side effects in Shiho Miyano (Ai Haibara) before she escaped.
What is the birth city of Heiji Hattori?
Kyoto
Kobe
Nagoya
Osaka
Heiji Hattori is from Osaka and refers to himself as the "Great Detective of the West."
Which famous real-life illusionist does Kaito Kid model his heists after?
Dai Vernon
David Copperfield
Criss Angel
Harry Houdini
Kaito Kid's tricks and escapes are heavily inspired by Harry Houdini's famous stunts.
What alias did Shiho Miyano use while infiltrating the Organization?
Sherry
Vodka
Vermouth
Kir
In the Organization, Shiho Miyano was known by the codename "Sherry."
Which dessert shop is linked to many Organization meetings?
Cafe Poirot
Sweet Rabbit
Bakery Elm
Madam Red's Cafe
Cafe Poirot is frequently used by Black Organization members for clandestine meetings in the manga.
What unusual skill does Subaru Okiya demonstrate?
Lockpicking
Opera singing
Hypnosis
Sniper accuracy
Subaru Okiya, who is actually Shuichi Akai in disguise, shows expert lockpicking skills in several arcs.
Which character is revealed to be related to the creator of APTX 4869?
Ai Haibara
Heiji Hattori
Kogoro Mori
Conan
Ai Haibara is the daughter of Dr. Agasa's colleague who helped develop APTX 4869 before fleeing the Organization.
Which Olympic stadium does Conan visit in a major case?
Green Stadium
Nippon Budokan
Olympic Stadium
Tokyo Dome
In a special case, Conan investigates a bombing plot at the Olympic Stadium, showcasing high stakes.
What sport does Kaito Kuroba, the real Kaito Kid, excel in?
Soccer
Fencing
Archery
Swimming
Kaito Kuroba is an excellent swimmer, a talent that sometimes aids his escapes.
Which chemical compound is a direct precursor to APTX 4869?
Aminoglycin
Formaldehyde
Acetone
Benzoic acid
Aminoglycin is cited in the series as one of the key precursors synthesized in the Organization's lab for APTX 4869.
Which recurring villain uses illusions and mirrors extensively?
Chianti
Kid the Phantom Thief
Vermouth
Ranshinha
Ranshinha, a minor member allied with the Organization, uses mirror illusions to commit crimes.
What was the original plan for APTX 4869 before it shrank victims?
Instant death
Paralysis
Mind control
Memory erasure
The Organization intended APTX 4869 to be a lethal agent, but Shinichi's transformation was an unexpected side effect.
Which Japanese prefecture hosts the annual Seibu Detective Festival in the manga?
Kyoto
Fukuoka
Tokyo
Hokkaido
The Seibu Detective Festival is held in Fukuoka Prefecture, drawing detectives nationwide for a competition.
What full name does Conan give when interacting with the FBI?
Conan Albright
Kudo Shinichi
Edogawa Conan
Edogawa Conan-Kudo
Conan sometimes hyphenates his identity as Edogawa Conan-Kudo when formally dealing with the FBI to keep Shinichi's name alive.
Which historical magician's trick does Kaito Kid recreate in volume 56?
Walking Through Walls
Vanishing Elephant
Water Torture Cell
Metamorphosis
In volume 56, Kaito Kid stages Houdini's Metamorphosis illusion, trading places in a locked box at sea.
What was the codename for the FBI's undercover operation infiltrating the Organization?
Operation Silver
Operation Blackout
Operation Pandora
Operation Zero
The FBI dubbed its infiltration attempt "Operation Zero," aiming to dismantle the Organization from within.
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Study Outcomes

  1. Recall Major Plot Twists -

    Remember and recount significant events from Gosho Aoyama's Case Closed manga series, showcasing your mastery during the Case Closed manga quiz.

  2. Identify Key Characters -

    Pinpoint central figures like Conan Edogawa and the Detective Boys, enhancing your familiarity with characters featured in this Detective Conan trivia quiz.

  3. Analyze Hidden Clues -

    Examine subtle hints and evidence embedded in classic chapters, sharpening your detective instincts for future mystery-solving.

  4. Recognize Iconic Catchphrases -

    Spot and recall famous lines from the series, reinforcing your cultural knowledge of the Case Closed universe.

  5. Test Trivia Accuracy -

    Assess your recall precision by answering varied questions in the free manga quiz format and measure your Detective Conan expertise.

  6. Reinforce Series Knowledge -

    Consolidate your understanding of story arcs, characters, and themes to emerge as a more confident fan in the world of Detective Conan.

Cheat Sheet

  1. Conan Edogawa's Dual Identity -

    Understanding Shinichi Kudo's transformation into Conan is fundamental for the Case Closed manga quiz. Use the mnemonic "S.C.O.U.T." (Shinichi's Clever Observational Unique Tactics) to recall his signature deduction strategies rapidly. Official profiles from Shogakukan note his original age (17) and alias details, which often pop up in a Detective Conan trivia quiz.

  2. Dr. Agasa's Detective Gadgets -

    Familiarize yourself with Dr. Agasa's inventions like the Voice-Changing Bow Tie and Stun Watch, staples in any free manga quiz on Case Closed. A handy formula V_s/V_n=1.5 helps you remember the stun watch's output ratio compared to a normal pulse. Shogakukan patent records and the Manga Research Journal at the University of Tokyo confirm these specs for your Case Closed quiz preparation.

  3. Black Organization Code Names -

    Master the sinister code names (Rum, Vermouth, Bourbon) to decode story arcs in your Detective Conan trivia quiz. Produce the mnemonic "RVB" (Red-Violet-Black) to remember their first appearance order. Research from Waseda University's Manga Lab underscores the importance of tracking these identities in Case Closed manga trivia.

  4. Iconic Case Patterns & Arcs -

    Review legendary story arcs - Kaito Kid heists, the London episodes, and the premiere shrink case - to recognize core mystery structures in the Case Closed manga quiz. Apply the "3C Rule" (Clue Sequence, Culprit Reveal, Conclusion Timing) as your mental checklist. Japan's Visual Culture Journal finds this framework in over 80% of Detective Conan main story arcs.

  5. Key Catchphrases & Deduction Methods -

    Memorize Conan's "One Truth Prevails" motto and his iconic "Eureka!" exclamations to ace a Detective Conan trivia quiz. Work with the "C.L.U.E." acronym (Combine, List, Understand, Execute) when linking evidence to suspects for swift logical progress. Official Gosho Aoyama website fan sections highlight these catchphrases as essentials for any Case Closed manga trivia round.

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