Oretachi no Carnival" features main characters Kato, Shimura, Arai, Nakamoto, and Takagi, with documented voice actors and plot elements, but includes no character named "Aoi Aoyagi". The names "Aoi" and "Aoyagi" appear separately in the distinct D4DJ franchise as characters Aoi Miyake and Tsubaki Aoyagi. Official "Sotsugyō M" media—seasons, movies, OVAs, and spin-offs—similarly contain no references to Aoi Aoyagi.