The largest rescue robot “T-52 ENRYU” launched. “T-52 ENRYU” was developed as a large-scale rescue robot for use at disaster sites. “T-52 ENRYU” is one of the world’s largest rescue robots, measures approximately 3.45 m in height and 2.4 m in width and weighs 5 ton. Each arm, having eight joints, can lift 500 kg (1 ton with both arms). It is operated in two modes: one by an operator riding in the robot and the other by remote operation by master-slave control and joystick control for perilous situations in which rescuers cannot gain access to victims because of the risk of secondary disaster.