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!

Detectives These Days Are Crazy! (2025)

★ 6.8/10 July 1, 2025 1 season

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!

Where to watch

Crunchyroll Crunchyroll Amazon Channel

Trailer

Cast

Junichi Suwabe Keiichiro Nagumo (voice) 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)