^○Hiroki Fujii^1,2, Katsumi Kurokawa¹, Masahiro Hayashi¹, Keisuke Tachiyama¹, Haruka Ishibashi¹, Takamichi Sugimoto¹, Takeshi Kitamura², Toshiyuki Takahashi³, Masahiro Sonoo⁴, Takemori Yamawaki¹ (1.Department of Neurology, Hiroshima City Hiroshima Citizens Hospital, 2.Department of Neurology, Chugoku Rosai Hospital, 3.Department of Multiple Sclerosis Therapeutics,Tohoku University Graduate School of Medicine, 4.Department of Neurology, Teikyo School of Medicine)

^○Ryota Sato¹, Toshihiko Maeda¹, Masatoshi Omoto¹, Michiaki Koga¹, Shinnichiro Tanaka², Motoharu Kawai¹, Masayuki Kato³, Kimihiko Kaneko⁴, Toshiyuki Takahashi^4,5, Takashi Kanda¹ (1.Departments of Neurology and Clinical Neuroscience, Yamaguchi University Graduate School of Medicine, 2.Department of Neurology, Kanmon Medical Center, 3.Department of Neurology, Shimonoseki Medical Center, 4.Department of Neurology, Tohoku University Graduate School of Medicine, 5.Department of Neurology, Yonezawa National Hospital)

^○Hiroki Hikichi¹, Chieko Suzuki¹, Tomoya Kon¹, Yukihisa Funamizu¹, Tatsuya Ueno¹, Rie Haga¹, Haruo Nishijima¹, Akira Arai¹, Jinichi Nunomura¹, Masayuki Baba¹, Masahiko Tomiyama¹, Toshiyuki Takahashi^2,3, Kimihiko Kaneko² (1.Department of Neurology, Aomori Prefectural central hospital, 2.Department of Neurology, Tohoku University School of Medicine, 3.Department of Neurology, Yonezawa National Hospital)

^○Nobuhiro Ido, Hitoshi Aizawa, Masayuki Masuda, Tomoko Saito, Remi Arai, Jun Yamazaki (Department of Neurology, Tokyo Medical University hospital)

^○Yasunobu Hoshino^1,2, Daisuke Noto¹, Kazumasa Yokoyama², Davide Cossu², Nobutaka Hattori², Sachiko Miyake¹ (1.Department of Immunology, Juntendo University School of Medicine, 2.Department of Neurology, Juntendo University School of Medicine)

^○Kazumasa Okada¹, Masako Kobata¹, Tomoyo Hashimoto¹, Keiko Onari¹, Shingo Kakeda² (1.Department of Neurology, University of Occupational and Environmental Health School of Medicine, 2.Department of Radiology, University of Occupational and Environmental Health School of Medicine)

^○Ritsu Akatani¹, Norio Chihara¹, Shunsuke Watanabe¹, Hisatsugu Tachibana¹, Shusuke Koto¹, Yoshihisa Ohtsuka¹, Takehiro Ueda¹, Kenji Sekiguchi¹, Hisatomo Kowa^1,2, Tatsushi Toda^1,3 (1.Division of Neurology, Kobe University Graduate School of Medicine, 2.Faculty of Health Sciences, Kobe University Graduate School of Health Sciences, 3.Department of Neurology, Tokyo University Graduate School of Medicine)