1. Graduate School of Health Sciences Kagoshima University Kagoshima Japan
2. Department of Physical Therapy, School of Health Sciences, Faculty of Medicine Kagoshima University Kagoshima Japan
3. Department of Mechanical Systems Engineering, Faculty of Engineering Daiichi Institute of Technology Kagoshima Japan
4. Department of Rehabilitation Japan Community Health Care Organization, Kumamoto General Hospital Yatsushiro Japan
5. Department of Rehabilitation Tarumizu Municipal Medical Center, Tarumizu Chuo Hospital Kagoshima Japan
6. Department of Physical Therapy Kagoshima Medical Professional College Kagoshima Japan
7. Division of Rehabilitation Kurume University Hospital Kurume Japan
8. Department of Rehabilitation National Hospital Organization, Osaka Toneyama Medical Center Toyonaka Japan
9. Department of Preventive Gerontology, Center for Gerontology and Social Science National Center for Geriatrics and Gerontology Obu Japan