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Detectives These Days Are Crazy!

Detectives These Days Are Crazy!

142025•24m•7.3/10
AnimationComedy

Ratings

🎬TMDb
7.3/10(12)

Once a legendary detective, Nagumo Keiichiro now stumbles through middle age baffled by smartphones and modern life. His quiet decline gets disrupted when Mashiro, a bold high school girl, bursts into his office demanding to become his apprentice. Though he’s rusty and set in his ways, her relentless enthusiasm drags him back into detective work. Now the gap-bridging detective duo is on the case!

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Production

LIDENFILMS, Ultra Super Pictures, KADOKAWA, BS11, AT-X, Culture Entertainment

Language

JA

Status

Ended

First Aired

July 1, 2025

Last Aired

September 16, 2025

Networks

AT-X

Trailers & Videos

Where to Watch
Region US · Lang EN
US
No providers available for this region.
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season
Former Great Detective Nagumo Keiichiro / Mashiro's Pest Extermination
E1
Former Great Detective Nagumo Keiichiro / Mashiro's Pest Extermination
Air date: 2025-07-01
Nagumo Keiichiro was once a great child detective, but age is starting to catch up with him.
With Ghosts, Go for the Knees / Find the Real Thief! / Three Minutes Until Mashiro Explodes
E2
With Ghosts, Go for the Knees / Find the Real Thief! / Three Minutes Until Mashiro Explodes
Air date: 2025-07-08
Mashiro's schoolmate seeks the agency's help in catching a ghost, and Nagumo is suspected of underwear theft.
Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous
E3
Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous
Air date: 2025-07-15
A young detective lockpicks his way into Nagumo's office and asks to work for him.
Murder at the Mansion of Screams / Maki-chan and the Generation Gap
E4
Murder at the Mansion of Screams / Maki-chan and the Generation Gap
Air date: 2025-07-22
Nagumo is invited to a dinner party at a stately old mansion... where a mass murder once took place.
Welcome to the World of Grown-Ups / A Midsummer Thriller / Mashiro and the Agent from the Stars
E5
Welcome to the World of Grown-Ups / A Midsummer Thriller / Mashiro and the Agent from the Stars
Air date: 2025-07-29
Nagumo takes Mashiro to his favorite bar to give her a taste of grown-up society.
Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius
E6
Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius
Air date: 2025-08-05
Mashiro spends an evening with Azuha and Maki. Later, Nagumo and Asunaro switch partners.
Nagumo-san's Grown-Up Allure / The Lost Child and Mashiro / The Great Detective vs. Phantom Thief Riverfake
E7
Nagumo-san's Grown-Up Allure / The Lost Child and Mashiro / The Great Detective vs. Phantom Thief Riverfake
Air date: 2025-08-12
Mashiro brings back a lost little girl... and finds out there's more to her than meets the eye.
Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off
E8
Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off
Air date: 2025-08-19
The gang tries to sniff out a cyber criminal who's brainwashing people through online videos.
Take Good Care of Your Smartphone / Maki-chan and Asunaro
E9
Take Good Care of Your Smartphone / Maki-chan and Asunaro
Air date: 2025-08-26
Mashiro loses her smartphone, and Asunaro recounts how he and Maki became partners.
Catch the Sneak Photographer! / The Bullet Bride
E10
Catch the Sneak Photographer! / The Bullet Bride
Air date: 2025-09-02
Nagumo receives a case of someone taking indecent photos of women at a water park.
Mashiro and the Psychic of Love
E11
Mashiro and the Psychic of Love
Air date: 2025-09-09
A client asks Nagumo to save his wife from a psychic who seems to have brainwashed his village.
Nagumo Dons the Haori / Producing Nagumo Detective Agency / Nagumo Detective Agency Shuts Down
E12
Nagumo Dons the Haori / Producing Nagumo Detective Agency / Nagumo Detective Agency Shuts Down
Air date: 2025-09-16
Can the gang make enough money to pay off Nagumo's overdue rent and save Nagumo Detective Agency?

Cast

Junichi Suwabe

Junichi Suwabe

Keiichiro Nagumo (voice)

Kana Hanazawa

Kana Hanazawa

Mashiro (voice)

Kengo Kawanishi

Kengo Kawanishi

Taro Nezu (voice)

Tomokazu Sugita

Tomokazu Sugita

Cheerful Old Man / Nipple-Tasting Man / Cross Chest Hair Man / Man Who Likes Ropes (voice)

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