D4DJ －4-koma mix!－

 (D4DJ－4コマmix!－) is a four-panel comic series written and illustrated by shirokuma. It premiered in the October 2020 issue of Monthly Bushiroad magazine and features the members of Happy Around! with the other 5 main D4DJ units.

A collection of the comics was released in a volume by Monthly Bushiroad on April 26, 2020, along with D4DJ -The Story Of Happy Around!-.