The outbreak of COVID-19 has become a major problem at various facilities, and facilities for the elderly are no exception. If a positive person occurs, outpatient facilities will suspended, but inpatient facilities can not be suspended, and it will be necessary to deal with residents and positive people. The purpose of this study is to obtain knowledge that will lead to the prevention of the spread of COVID-19. I first clarify occurrence of COVID-19 cases in nursing homes for the elderly, and then consider responce after testing positive from differences in facility types.