1. Department of Physical Therapy, School of Health Sciences, Faculty of Medicine Kagoshima University Kagoshima Japan
2. Graduate School of Health Sciences Kagoshima University Kagoshima Japan
3. Department of Rehabilitation Japan Community Health Care Organization Kumamoto General Hospital Kumamoto Japan
4. Bibai City Department of Health and Welfare Aged Care Division Bibai Japan
5. Rehabilitation Department, Health and Medical Faculty Japan Health Care College Sapporo Japan
6. Graduate School of Health and Environment Science Tohoku Bunka Gakuen University Sendai Japan