1. Department of Rehabilitation Sciences, Graduate School of Health Sciences, Kobe University , Kobe, Hyogo , Japan
2. Department of Prevention and Care Science, Research Institute, National Center for Geriatrics and Gerontology , Aichi , Japan
3. Department of Public Health, Graduate School of Health Sciences, Kobe University , Kobe, Hyogo , Japan
4. National Institute of Health and Nutrition, National Institutes of Biomedical Innovation, Health and Nutrition , Tokyo , Japan