The file is likely an archive containing the software for Gunslinger Stratos , a unique third-person shooter franchise developed by Byking and published by Square Enix. Overview of Gunslinger Stratos
Gunslinger Stratos is a competitive 4v4 action game originally released for the Taito Type X³ arcade system in 2012.
: Set in 2115, the story follows two parallel versions of Japan—the fascist 17th Far East Imperial City Management District and the anarchic Frontier S —warring for survival in a tournament facilitated by future "Timekeepers". Likely Contents of the .7z Archive
Depending on the specific source, this archive typically contains one of the following: Tokyo Game Centre #21: Gunslinger Stratos
: The arcade version is famous for its dual light-gun controllers that include analog sticks for movement. Players can physically connect the two guns together to transform their firing mode into more powerful weapons like shotguns or cannons.