Bessatsu Shōnen Magazine
A comedic spin-off series by Juichi Yamaki, titled and imagining the characters as high school students, ran in "Bessatsu Shōnen Magazine" from August 9, 2014 to October 8, 2016. It was collected into four "tankōbon" volumes. , a comedic spin-off by Chiemi Sakamoto that imagines the characters as actors performing in a live-action TV show, ran in "Aria" from November 28, 2015 to October 28, 2017. It was collected into four "tankōbon" volumes.