1. Department of Preventive Gerontology, Center for Gerontology and Social Science; National Center for Geriatrics and Gerontology; Obu Aichi Japan
2. Department of Health Care Science College of Health Sciences; Dong-A University; Busan Korea
3. Department of Physical Therapy, Faculty of Rehabilitation; Kyushu Nutrition Welfare University; Kitakyushu, Fukuoka Japan
4. Department of Nutritional Health, Faculty of Wellness Studies; Kwassui Women's University; Nagasaki Japan
5. Research Institute of Aging and Development; J.F. Oberlin University; Tokyo Japan