1. Graduate School of Health Sciences, Lifelong Health and Medical Science, Tokushima University, Tokushima, Japan
2. Institute of Biomedical Sciences, Tokushima University, Tokushima, Japan
3. Department of Rehabilitation, Anan Medical Center, Tokushima, Japan
4. Department of Mechanical Engineering, Tokai University, Kanagawa, Japan
5. Department of Physical Therapy, Kanagawa University of Human Service, Kanagawa, Japan