1. Graduate School of Life Science and Systems Engineering, Kyushu Institute of Technology: 2-4 Hibikino, Wakamatsu-ku, Kitakyushu-shi, Fukuoka 808-0196, Japan
2. Department of Rehabilitation, Faculty of Medical Science and Welfare, Tohoku Bunka Gakuen University, Japan
3. Department of Rehabilitation, Kyushu University of Nursing and Social Welfare, Japan
4. Department of Physical Therapy, Faculty of Rehabilitation, Osaka Kawasaki Rehabilitation University, Japan
5. Department of Physical Therapy, Kitakyushu Rehabilitation College, Japan