The scientific technology which develops day by day is realizing thedream of the human being. As thehumanuse the artificial intelligence computer and the robot. it is to become be convenient daily life and to live long healthy. and will enjoy the space trip as like as the overseas trip in 20years. However, the life of the human being shall be extended. become the older society and the population shall increase. stronger earth-quake and the typhoon shall occur more frequently due to global warming. I think that it will be anational concern that we perceive the age-quake approaches in the close of hand which is more terrible than the earth-quake, and prepare on it.