Also known as: 警備ロボ, Keibi_Robo
A type of Robot in ToAru Majutsu No Index.
A cylindrical Non-Humanoid Robot designed to protect security, and enforce rules. It is specifically stated as a mobile criminal surveillance device. Each unit costs 1.2 million yen.
It can be found all over and only in Academy City. Like the Cleaning Robot, it is cylindrical in shape, and with it, it is one of the most noticeable features of the scientific advancement of the city.