○Duc Trung Le¹, Masato Tsuyuhara¹, Hiroki Ogawa¹, Tatsunori Watanabe², Hisao Nishijjo^3,4, Masahito Mihara⁵, Naoto Fujita¹, Susumu Urakawa¹ (1. Department of Musculoskeletal Functional Research and Regeneration, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan, 2. Department of Sensorimotor Neuroscience, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan, 3. Department of System Emotional Science, Graduate School of Medicine and Pharmaceutical Science, University of Toyama, Toyama, Japan, 4. Research Center for Idling Brain Science (RCIBS), University of Toyama, Toyama, Japan, 5. Department of Neurology, Kawasaki Medical School, Okayama, Japan)