Series
Detectives These Days Are Crazy!
AnimationComedy
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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Seasons & episodes
1Former Great Detective Nagumo Keiichiro / Mashiro's Pest Extermination1 Jul 2025 · ★ 8.0Nagumo Keiichiro was once a great child detective, but age is starting to catch up with him.
2With Ghosts, Go for the Knees / Find the Real Thief! / Three Minutes Until Mashiro Explodes8 Jul 2025 · 24m · ★ 8.2Mashiro's schoolmate seeks the agency's help in catching a ghost, and Nagumo is suspected of underwear theft.
3Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous15 Jul 2025 · 24m · ★ 8.6A young detective lockpicks his way into Nagumo's office and asks to work for him.
4Murder at the Mansion of Screams / Maki-chan and the Generation Gap22 Jul 2025 · 24m · ★ 7.3Nagumo is invited to a dinner party at a stately old mansion... where a mass murder once took place.
5Welcome to the World of Grown-Ups / A Midsummer Thriller / Mashiro and the Agent from the Stars29 Jul 2025 · 24m · ★ 7.3Nagumo takes Mashiro to his favorite bar to give her a taste of grown-up society.
6Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius5 Aug 2025 · 24m · ★ 7.7Mashiro spends an evening with Azuha and Maki. Later, Nagumo and Asunaro switch partners.
7Nagumo-san's Grown-Up Allure / The Lost Child and Mashiro / The Great Detective vs. Phantom Thief Riverfake12 Aug 2025 · 24m · ★ 7.7Mashiro brings back a lost little girl... and finds out there's more to her than meets the eye.
8Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off19 Aug 2025 · 24m · ★ 7.3The gang tries to sniff out a cyber criminal who's brainwashing people through online videos.
9Take Good Care of Your Smartphone / Maki-chan and Asunaro26 Aug 2025 · 24m · ★ 7.7Mashiro loses her smartphone, and Asunaro recounts how he and Maki became partners.
10Catch the Sneak Photographer! / The Bullet Bride2 Sept 2025 · 24m · ★ 7.3Nagumo receives a case of someone taking indecent photos of women at a water park.
11Mashiro and the Psychic of Love9 Sept 2025 · 24m · ★ 7.0A client asks Nagumo to save his wife from a psychic who seems to have brainwashed his village.
12Nagumo Dons the Haori / Producing Nagumo Detective Agency / Nagumo Detective Agency Shuts Down16 Sept 2025 · 24m · ★ 7.3Can the gang make enough money to pay off Nagumo's overdue rent and save Nagumo Detective Agency?
Details
- First aired
- 1 Jul 2025
- Last aired
- 16 Sept 2025
- Status
- Ended
- Language
- Japanese
- Network
- AT-X
- Episodes
- 12
- Votes
- 21 on TMDB
Where to watch (US)
Cast
Junichi SuwabeKeiichiro Nagumo (voice)
Kana HanazawaMashiro (voice)
Kengo KawanishiTaro Nezu (voice)
Tomokazu SugitaCheerful Old Man / Nipple-Tasting Man / Cross Chest Hair Man / Man Who Likes Ropes (voice)
