Hataraku Saibou Black CM
English title: Cells at Work [Black]
Japanese title: はたらく細胞BLACK
Alternative titles: Hataraku Saibou Black PV, ataraku Saibou Black Special Video, Cells at Work Code Black PV
Type: CM
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Jan 4, 2020
Duration: 1 min
Rating: PG-13 - Teens 13 or older
Genres: Action
Themes: Anthropomorphic, Educational, Medical
Demographics: Seinen

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.