Japan is now getting to aged society, and will become more. It has many problems but I think it is good thing for human beings. It is because it is natural for us to hope our long life. Thanks to advance of medical technology, we can live longer than before. It is very wonderful thing that ancient people dreamed. (Prof.Kawata said) Therefore, what we are now required is to solve the problems. It means to face our life. (Prof.Kawasaki said) I want to consider these problems.