As a member of a malevolent organization, the General is tasked with invading Earth and wiping out humanity. Even an extraterrestrial being like him, however, needs a chance to rest. Not even the Rangers—a team solely dedicated to defeating the General and his colleagues—will stand in the way of him visiting pandas at the zoo, buying ice cream at the convenience store, and enjoying his well-deserved day off from committing evil deeds. [Written by MAL Rewrite]

Kyuujitsu no Warumono-san has been published digitally in English as Mr. Villain's Day Off by Square Enix through Manga UP! and through Comikey since June 25, 2023. The volumes have been published by Square Enix since August 15, 2023.