^○Norio Chihara¹, Shusuke Koto¹, Ritsu Akatani¹, Kenji Sekiguchi¹, Tatsushi Toda^1,2 (1.Division of Neurology, Kobe University Graduate School of Medicine, 2.Department of Neurology, Graduate School of Medicine and Faculty of Medicine, The University of Tokyo)

^○Kimihiko Kaneko¹, Douglas Kazutoshi Sato^1,2, Ryo Ogawa¹, Tetsuya Akaishi³, Yoshiki Takai¹, Shuhei Nishiyama¹, Tatsuro Misu¹, Toshiyuki Takahashi^1,3, Hiroshi Kiuroda¹, Ichiro Nakashima^1,4, Kazuo Fujihara^1,5,6, Masashi Aoki¹ (1.Department of Neurology, Tohoku University, Sendai, Japan, 2.Brain Institute and Hospital Sao Lucas Pontificial Catholic University of Rio Grande do Sul, Port alegre, Brazil, 3.Department of neurology, Yonezawa National Hospital, Yonezawa, Japan, 4.Department of Neurology, Tohoku Medical and Pharmaceutical University, Sendai, Japan, 5.Department of Multiple Sclerosis Therapeutics, Fukushima Medical University, Fukushima, Japan, 6.Multiple Sclerosis and Neuromyelitis Optica Center, TOHOKU Research Institute for Neuroscience, Koriyama, Japan)

^○Yuri Nakamura¹, Zhiwen Liu², Koji Shinoda¹, Takuya Matsushita¹, Akio Hiwatashi³, Jun-ichi Kira¹ (1.Department of Neurology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan, 2.Medical School of Kyushu University, Fukuoka, Japan, 3.Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan)

^○Yuko Shimizu, Ryotaro Ikeguchi, Kazuo Kitagawa (Department of Neurology, Tokyo Women's Medical University)

^○Ayako Sakoda¹, Yuri Nakamura¹, Noriko Isobe², Takuya Matsushita¹, Jun-ichi Kira¹ (1.Department of Neurology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, 2.Department of Neurological Therapeutics, Neurological Institute, Graduate School of Medical Sciences, Kyushu University)

^○Mitsuru Watanabe¹, Yuri Nakamura¹, Koji Shinoda¹, Noriko Isobe², Takuya Matsushita¹, Ryo Yamasaki¹, Jun-ichi Kira¹, Consortium for Identification of Asian-specific Genetic and Environmental Factors for Multiple Sclerosis by the Constructed Biobank of Japanese and Elucidation of the Pathogenesis³ (1.Department of Neurology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, 2.Department of Neurological Therapeutics, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, 3.Consortium)

^○Davide Cossu, Kazumasa Yokoyama, Shigeto Sato, Nobutaka Hattori (Juntendo University School of Medicine, Japan)