| Cells at Work! Code Black | |
 Japanese cover of the first manga volume. | |
| はたらく細胞ＢＬＡＣＫ (Hataraku Saibō Burakku) | |
|---|---|
| Manga | |
| Written by | Shigemitsu Harada |
| Illustrated by | Issei Hatsuyoshiya |
| Published by | Kodansha |
| English publisher | |
| Magazine | Morning |
| Demographic | Seinen |
| Original run | June 7, 2018 – January 21, 2021 |
| Volumes | 8 |
| Anime television series | |
| Directed by | Hideyo Yamamoto |
| Written by | Hayashi Mori |
| Music by | Yugo Kanno |
| Studio | Liden Films |
| Licensed by | |
| Original network | Tokyo MX, GYT, ytv, BS11, MBS, TV Aichi, HBC, RKB |
| English network | |
| Original run | January 10, 2021 – March 21, 2021 |
| Episodes | 13 |
| Other | |
Cells at Work! Code Black (Japanese: はたらく細胞ＢＬＡＣＫ, Hepburn: Hataraku Saibō Burakku) is a Japanese manga series spin-off to Cells at Work! by Akane Shimizu. The manga was written by Shigemitsu Harada and illustrated by Issei Hatsuyoshiya. It was serialized in Kodansha's seinen manga magazine Morning from June 2018 to January 2021, and was licensed in North America by Kodansha USA. An anime television series adaptation produced by Liden Films aired from January 10 to March 21, 2021.