Junichi Suwabe
Keiichiro Nagumo (voice)
Series
Watch Detectives These Days Are Crazy! (2025) Online
Synopsis
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!
Episodes
Season 1
PreviousNext
1. Former Great Detective Nagumo Keiichiro / Mashiro's Pest ExterminationNow viewing2025-07-018.0Nagumo Keiichiro was once a great child detective, but age is starting to catch up with him.
2. With Ghosts, Go for the Knees / Find the Real Thief! / Three Minutes Until Mashiro Explodes2025-07-0824m8.2Mashiro's schoolmate seeks the agency's help in catching a ghost, and Nagumo is suspected of underwear theft.
3. Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous2025-07-1524m8.6A young detective lockpicks his way into Nagumo's office and asks to work for him.
4. Murder at the Mansion of Screams / Maki-chan and the Generation Gap2025-07-2224m7.3Nagumo is invited to a dinner party at a stately old mansion... where a mass murder once took place.
5. Welcome to the World of Grown-Ups / A Midsummer Thriller / Mashiro and the Agent from the Stars2025-07-2924m7.3Nagumo takes Mashiro to his favorite bar to give her a taste of grown-up society.
6. Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius2025-08-0524m7.7Mashiro spends an evening with Azuha and Maki. Later, Nagumo and Asunaro switch partners.
7. Nagumo-san's Grown-Up Allure / The Lost Child and Mashiro / The Great Detective vs. Phantom Thief Riverfake2025-08-1224m7.7Mashiro brings back a lost little girl... and finds out there's more to her than meets the eye.
8. Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off2025-08-1924m7.3The gang tries to sniff out a cyber criminal who's brainwashing people through online videos.
9. Take Good Care of Your Smartphone / Maki-chan and Asunaro2025-08-2624m7.7Mashiro loses her smartphone, and Asunaro recounts how he and Maki became partners.
10. Catch the Sneak Photographer! / The Bullet Bride2025-09-0224m7.3Nagumo receives a case of someone taking indecent photos of women at a water park.
11. Mashiro and the Psychic of Love2025-09-0924m7.0A client asks Nagumo to save his wife from a psychic who seems to have brainwashed his village.
12. Nagumo Dons the Haori / Producing Nagumo Detective Agency / Nagumo Detective Agency Shuts Down2025-09-1624m7.3Can the gang make enough money to pay off Nagumo's overdue rent and save Nagumo Detective Agency?
Cast
Top Billed Cast
Kana Hanazawa
Mashiro (voice)
Kengo Kawanishi
Taro Nezu (voice)
Tomokazu Sugita
Cheerful Old Man / Nipple-Tasting Man / Cross Chest Hair Man / Man Who Likes Ropes (voice)
Availability
Where To Watch Legally
Crunchyroll
Crunchyroll Amazon ChannelStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is Detectives These Days Are Crazy! available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
How many seasons does Detectives These Days Are Crazy! have?
Detectives These Days Are Crazy! has 1 season and 12 episodes.
When did Detectives These Days Are Crazy! first air?
Detectives These Days Are Crazy! first aired in 2025.
Is Detectives These Days Are Crazy! still running?
Detectives These Days Are Crazy!'s status on TMDB is: Ended.
What genre is Detectives These Days Are Crazy!?
Detectives These Days Are Crazy! is classified as Animation, Comedy.