1. Department of Physical Medicine and Rehabilitation Tohoku University Graduate School of Medicine Sendai Miyagi Japan
2. Center for Graduate Medical Education Okayama University Hospital Okayama Japan
3. Department of Nursing Okayama University Hospital Okayama Japan
4. Coaching Research Institute COACH A Co., Ltd. Tokyo Japan
5. Department of Physical Medicine and Rehabilitation Tohoku University Graduate School of Biomedical Engineering Sendai Miyagi Japan