On planning issues of tsunami evacuation buildings seen in the great east Japan earthquake

Development of tsunami evacuation building has become an issue in Japan. This paper is a report on planning issues on the basis of the actual use surveys of tsunami evacuation building in the Great East Japan Earthquake. There are a lot of areas without a building that has the structure and scale conditions. The target building decreases more when buildings are required to the stay. It is necessary to develop the method that tsunami evacuation buildings with different performance are located effectively. In addition, in order to make effective use of tsunami evacuation building, the evacuation training is required.