Kushiro city general hospital and Kojinkai Memorial Hospital started EMS Project on 5 October 2009. It had worked 14 times on 26 November, and save a lot of lives. The EMS helicopter plays an important role of regional differences in medication. The EMS operates three institutions - an Aviation Organization, a Medical Organization and a Fire Organization. However, the cooperation of labor doesn't happen in their division of labors. It does not make divide the work. This is because the EMS does not divide work and responsibilities clearly one solution is to have a common field of responsibility across the 3 organization order to improve cooperation. Since this study analyzes the EMS organization from the knowledge creation point of view. This paper is based on a month-long research study at hospital waiting rooms.