![Cells at Work [Black]](https://cdn.myanimelist.net/images/anime/1914/106749l.webp)
Rankeo anime № 4396
Cells at Work [Black]
CM · 1 episodes · PG-13 - Teens 13 or older
7.18/ 10 · from 2 sources
A special animated commercial first released on Twitter to promote the manga. It was then released on Kodansha's official YouTube channel on January 15. Set inside an unhealthy body, Hataraku Saibou Black features the anthropomorphized cells of the human immune system as they attempt to keep their ailing world alive.
Why this rank?
Every source below feeds the aggregate, weighted by votes and reliability — see the full methodology. No black box.
| Source | Score | Normalized | Votes | Rank there | Updated |
|---|---|---|---|---|---|
| MyAnimeList | 6.61 | 6.61 | 2,376 | — | 7/9/2026 |
| Kitsu | 69.12 | 6.91 | 375 | #4787 | 7/9/2026 |
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