The purpose of this study is to clarify the significances of independent action by residents in the process of conversion to day care center for the elderly. For this objective, NPO which was established in a solitary island by residents were surveyed by means of interview. Some results show as follows: 1) Calculating the number of institutions for the elderly, the number per area in solitary islands is smaller than that in the whole of Japan. 2) Dividing the action by residents into four stages, transition of the conversion process were shown. 3) Newly redesigned day care center near to the community plays important role to improve the quality of life of the elderly and their family.