Abstract
In recent years, large numbers of robots have been developing for various uses. In order to develop various robots efficiently, it is effective to be able to select and build from midst of robot software component . We developed robot software platform "RoboStudio" to provide a mechanism to actualizes the robot component. This paper have described the cooperation subsystem in RoboStudio, which makes the mutual utilization between the components which were made with RoboStudio and the components which were made with RT Middleware.