Sankaku started as an industrial automation provider in the early 21st century. In recent decades it has capitalized on the corporate class's growing dissatisfaction with human labour to expand into everything from education to law enforcement.
Sankaku, or Sankaku Heavy Industries, is a corporation. Their territories on the world map are Asia and Oceania, excluding Australia.
Sankaku's distinct guards are weaponized drones.
Sankaku facilities at mission difficulty 2 and higher are protected by Sound Bugs, which raise the alarm tracker by one step and alert nearby guards when they detect some kinds of noise.
Sankaku have Infrared Emitters in their facilities, which trigger a daemon when an agent walks through them.