1. Graduate School of Humanities and Social Sciences, Hiroshima University, Hiroshima, Japan
2. Karada care Business Promotion Office, NEC Livex Ltd., Tokyo, Japan
3. Department of Rehabilitation, Sakamidorii Hospital, Hiroshima, Japan
4. Department of Rehabilitation, Wako Orthopedic Clinic, Hiroshima, Japan
5. Department of Rehabilitation, Faculty of Health Sciences, Hiroshima Cosmopolitan University, Hiroshima, Japan
6. Department of Physical Therapy, Fukuoka International University of Health and Welfare, Fukuoka, Japan