The promotional trailer for the spin-off Cells at Work! Code Black . Official website
With a premiere scheduled for January 2021, Hideyo Yamamoto is directing the anime at Liden Films , the script is by Hayashi Mori (The Snack World, Layton Mystery Tanteisha: Katori no Nazotoki File), and the character design is by Eiji Abiko .
Check out the released trailer:
In addition to the trailer, we can check out a promotional video for Cells at Work! Code Black:

The story of Cells at Work! takes place inside the body of someone who drinks and smokes, experiencing high stress and cholesterol, as well as their cells struggling to fulfill their duties, and the possibility of cell death being a daily reality.
Therefore, Aniplex has confirmed that in addition to this spinoff, a second season will also be adapted, arriving in January 2021.
