^○Daisuke Kodama¹, Masakazu Tanaka¹, Toshio Matsuzaki^1,3, Satoshi Nozuma², Eiji Matsuura², Hiroshi Takashima², Shuji Izumo¹, Ryuji Kubota¹ (1.Joint Research Center for Human Retrovirus Infection (Kagoshima University Campus), Division of Neuroimmunology, Japan, 2.Kagoshima University Graduate School of Medical and Dental Sciences, Department of Neurology and Geriatrics, 3.Medical Corporation Sanshukai Ohkatsu Hospital)

^○Kazuki Kimoto, Hiroyuki Naito, Takafumi Abe, Chika Matsuoka, Narumi Ohno, Mayumi Giga, Tomoyuki Kono, Hiroki Ueno, Eiichi Nomura (Department of Neurology, Hiroshima City Hospital, Japan)

^○Naoshi Koizumi, Kota Maekawa, Junko Ishii, Kazuma Ota, Tomohiro Takenaka, Kaori Shimoyama, Satomi Hiya, Toshiyuki Yamane, Ryoma Inui, Takashi Katakami, Masamune Kimura, Satoru Fujiwara, Junji Takasugi, Nobuyuki Ohara, Hajime Yoshimura, Nobuo Kohara, Michi Kawamoto (Department of Neurology, Kobe City Medical Center General Hospital, Japan)

^○Yoshinori Kajimoto¹, Mayako Niwa^1,2, Masaya Hironishi¹ (1.Division of Neurology, Wakayama Medical University Kihoku Hospital, Japan, 2.Department of Neurology, Wakayama Medical University)

^○Kazuma Ota, Tomohiro Takenaka, Naoshi Koizumi, Kaori Shimoyama, Satomi Hiya, Takashi Katakami, Ryoma Inui, Masamune Kimura, Kota Maekawa, Satoru Fujiwara, Junko Ishii, Junji Takasugi, Hajime Yoshimura, Nobuyuki Ohara, Nobuo Kohara, Michi Kawamoto (Department of Neurology, Kobe City Medical Center General Hospital, Japan)

^○Takafumi Hosokawa¹, Chizuko Sugita¹, Shoji Ogawa¹, Rumina Miyagawa¹, Taiki Sawai¹, Kensuke Kakiuchi¹, Yukiyo Yoshimoto¹, Yuichi Masuda¹, Yoshitsugu Nakamura¹, Eri Sano¹, Akihiro Tsukahara¹, Shin Ota¹, Takahiko Hirose², Shimon Ishida¹, Shigeki Arawaka¹ (1.Department of Internal Medicine IV, Osaka Medical and Pharmaceutical University, Japan, 2.Department of Neurology, Hirakata City)