This paper describes that an improvement of house for the elderly people to continue to stay their home longer will reduce the burden of them and also of their caretakers physically and mentally. The improvements will bring the elderly residents more independence, self decision, and dignity in their everyday life. Even if the physical abilities of the elderly people have deteriorated, the improvements of house environment will promote the use of remaining other abilities for them to stay their home longer. House environment has an important role for the elderly people to continue to stay their home even after their physical functions have started deteriorating.
