Nobuyuki Araki^1,2, Yoshitaka Yamanaka^1,3,4, Hideto Nakajima⁵, Satoshi Kuwabara¹ (1.Department of Neurology, Chiba University Graduate School of Medicine, Chiba, Japan, 2.Department of Community-Oriented Medical Education, Chiba University Graduate School of Medicine, Chiba, Japan, 3.Urayasu Rehabilitation Education Center, Chiba University Hospital, Urayasu, Chiba, Japan, 4.Department of Rehabilitation, Kimitsu Chuo Hospital, Kisarazu, Chiba, Japan, 5.Division of Neurology, Department of Medicine, Nihon University School of Medicine, Japan)

Keiji Chida¹, Maki Tateyama¹, Hiroto Takada², Masashi Aoki³, Itaru Toyoshima⁴, Yoshihiro Suzuki⁵, Nozomu Matsuda⁶ (1.Department of Clinical Neurology, National Hospital Organization Iwate Hospital, Japan, 2.Department of Clinical Neurology, National Hospital Organization Aomori Hospital, Japan, 3.Department of Neurology, Tohoku University Graduate School of Medicine, Japan, 4.Department of Clinical Neurology, National Hospital Organization Akita Hospital, Japan, 5.Department of Clinical Neurology, Nihonkai General Hospital, Japan, 6.Department of Neurology, Fukushima Medical University, Japan)

Ken Sakushima¹, Ichiro Yabe² (1.Institute of Health Science Innovation for Medical Care, Hokkaido University Hospital, Japan, 2.Department of Neurology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Japan)

Ayumu Inoue, Naomi Suzuki, Masaki Namekawa, Junsuke Shinbo, Takao Fukushima (Department of Neurology, Niigata Prefectural Shibata Hospital, Japan)

Shigeru Takaoka¹, Tadashi Fujino², Shin-ichi Shigeoka² (1.Kyouritsu Neurology and Rehabilitation Clinic, Japan, 2.Minamata Kyouritsu Hospital, Japan)

Naohiro Fumoto, Yuka Matoba, Takashi Haraguchi, Yasuyuki Tanabe, Ken-ichi Sakai (Department of Neurology, Minami-Okayama Medical Center, Japan)

Tomoko Komagamine¹, Foster Michael Dylan², Keisuke Suzuki¹ (1.Department of Neurology, Dokkyo Medical University, Japan, 2.Department of East Asian Languages and Cultures, University of California, USA)