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!
- Status
- Ended
- Language
- JA
- First aired
- July 1, 2025
- Last aired
- September 16, 2025
- Seasons
- 1
- Episodes
- 12
Season 1
Episodes
No episodes found for this season.
Featuring
Cast & crew
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)
- Showrunner
- Sho Tanaka
Yuichiro Kubo - Produced by
- Saho ItoNaoki Yoshioka
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