At 14:46 local time on March 11, 2011, a magnitude 9.0 earthquake occurred off the coast of northeast Japan. It was one of the most powerful earthquakes to have hit Japan. The many hospitals which are located at Fukushima, Miyagi and Iwate prefecture suffered damage from this Mega-earthquake. Forever, little is known about the damaged of hospital have not generally decreased in the last 20 years. In this paper, we used the following questionnaire to clarify the damage factor of a hospital. It was found that Medical disaster prevention product was a top priority.