In Nihon University, we are developing small satellite "CubeSat". CubeSat is low cost 10cm cubic and weight of 1kg satellite by using the parts made by the private company. The purpose of this project is experiencing all the process in a design, manufacture, an examination, and operation of a satellite, and mastering the basic technology of satellite development by students doing research and development in CubeSat. We have finished examination of each subsystem of our CubeSat, improving the problems, and as a further schedule we will do the advance various environment examination. In this presentation, we report the development situation and examination result of "CubeSat".
