Abstract
On March, 11, 2011, Tohoku Earthquake occurred.The tsunami by this earthquake brought destructive damage to Tohoku and the Kanto district. This research paid its attention to people called "vulnerable people". They havevarious problems in their temporary house life, so the purpose of this research set to the proposal of temporary house. As a result of the hearing investigation they cannottake the bathroom, because it has the large level difference and it hasn’t a space required for care. So, the sharing bathroom was proposed as one of improvement proposals.