How administrative organ and people should conduct when a tornado has occurred are described under the facts and figures of the questionnaire to the people in damaged areas of Mobara city in 1990 and the reports of fact-finding in damaged area from a tornado occurred in Japan. The investigation mainly present the expenses and days of restoration, accident insurance benefit, move of administrative organ, and the other suggestive materials occurring a tornado. In addition, significant features of the damage from a tornado are showed under the report of people who, were confronted with the tornado.
