Department of Physical Therapy, International University of Health and Welfare Graduate School, -3 Kozunomori, Narita, Chiba, 286-8686, Japan. kohno1209@gmail.com. Department of Rehabilitation, Kaikoukai Nagoya Kyoritsu Hospital, Nagoya, Aichi, Japan. Department of Physical Therapy, Seirei Christopher University. School of Rehabilitation, Hamamatsu, Shizuoka, Japan. Dialysis division at Shizuoka, Kaishokai, Shizuoka, Shizuoka, Japan. Department of Physical Therapy, International University of Health and Welfare Graduate School, -3 Kozunomori, Narita, Chiba, 286-8686, Japan. Dialysis division, Kaikoukai Healthcare Group, Nagoya, Aichi, Japan.