1. Section for Health Promotion, Department of Preventive Gerontology, Center for Gerontology and Social Science; National Center for Geriatrics and Gerontology; Obu Aichi Japan
2. Japan Society for the Promotion of Science; Tokyo Japan
3. Department of Social and Behavioral Sciences; Harvard T.H. Chan School of Public Health; Boston MA USA
4. Department of Preventive Gerontology, Center for Gerontology and Social Science; National Center for Geriatrics and Gerontology; Obu Aichi Japan
5. Department of Physical Therapy, School of Health Sciences; Kagoshima University; Kagoshima Japan
6. National Center for Geriatrics and Gerontology; Obu Aichi Japan
7. Institute for Gerontology; J. F. Oberlin University; Tokyo Japan