Abstract
The origin of success of The College of Technology (KOSEN) system was discussed on the base of the drastic reform of Japanese education system after the War. KOSEN could overcome the various problems which have occurred at university and vocational high school. The strong and week points of KOSEN System were point out. As the result, by bring out and making full out the strong points of KOSEN with introduction of the various kinds of social experiences from young generation, KOSEN will be able to bring the powerful engineers who can create the plentiful of ideas and express of their thought for the problems in their presence and also contribute to invent new products as an entrepreneur will be able to be brought up.