1. Department of Physical Therapy, Faculty of Health Care Takasaki University of Health and Welfare Takasaki Japan
2. Research Team for Human Care, Tokyo Metropolitan Institute for Geriatrics and Gerontology Tokyo Japan
3. Research Team for Promoting Independence and Mental Health Tokyo Metropolitan Institute for Geriatrics and Gerontology Tokyo Japan
4. Tokyo Metropolitan Institute for Geriatrics and Gerontology Tokyo Japan
5. Department of Social Medicine Hirosaki University School of Medicine Aomori Japan