Heavy Object

Heavy Object is another work authored by Kamachi Kazuma and published by Dengeki Bunko that has spawned not only light novels but manga a volume as well.

The Index universe has acknowledged the existence as of Heavy Object as fictional media in Shinyaku Toaru Majutsu no Index Light Novel Volume 01, media which spawned a full feature movie that Hamazura Shiage & Takitsubo Rikou went to watch under Kinuhata Saiai's recommendation.

Heavy Object's light novel cover could be seen in the full color image that shows Shiage buying drinks for the members of ITEM, in the introductory pages of Shinyaku Toaru Majutsu no Index Light Novel Volume 01.