Finished
“Joker raises baby Batman to prove evil's superiority after chemical accident transforms Dark Knight.”
One Operation Joker
ワンオペJOKER
6.77
13,518 rank · 1,732 readers · 11 favorites
Seinen
Comedy
Would You Love or Hate This?
AI-powered analysis tailored to your taste
Based on your preference for character-driven stories with layered emotional arcs, this title's exploration of identity and belonging would deeply resonate. The pacing mirrors series you've rated highly, and its thematic depth aligns with your appreciation for nuanced storytelling...
However, the slow initial episodes might test your patience given your history of dropping shows that don't hook you early. The art style shift in the middle arc could also be a concern...
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Synopsis
Joker raises baby Batman to prove evil's superiority after chemical accident transforms Dark Knight.
The dastardly Joker needs a symbol of justice to prove that evil will always prevail. When Batman falls into a chemical vat turning him into a baby, Joker must now raise him to become a hero to prove that he's the superior one! (Source: Kodansha, translated)
What people say
Community consensus
Derived from 4 sampled reviews
7.5
/10
What 4 readers settled on.
100%
recommend
Score distribution
median 7.5
mode 7
σ 0.50
Agreement
Strong agreement
σ 0.50 · scores cluster tight
The polarity gap
—
Not enough recommend signal yet
Score over time
↓ 0.50
Running avg · Jan 2021 → Oct 2025
Snap verdicts
· shortest highly-rated reviews
- 8 “One Operation Joker is a hilarious and beautifully illustrated series that offers a refreshing, unexpected look at the Joker’s personality as he attempts to raise Batman. There are no notable...”
- 8 “This series is a delightful surprise, offering a unique and unexpected premise that I am genuinely glad I discovered on a whim. There are no notable criticisms to report, as the narrative flow and...”
- 7 “This manga is an incredibly hilarious and absurd experience that perfectly balances Joker’s struggle as a responsible parent with well-executed, film-inspired artistic panels. There are no notable...”
Verbosity
Short · 75%
Medium · 25%
Long · 0%
Read Order & Related
A self-contained story.
No sequels, spin-offs or alternate tellings — One Operation Joker begins and ends here.
Cast
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A Manga Publication
- Format 21 × 3 ch × vol
- Total read 2h 48m approx
- Published Jan 2021 – Mar 2023
- Source Manga media type
- Ref. BS-M56159 catalog