^○Takahiko Murata¹, Kanako Kato^1,2, Satoko Obara¹ (1.Department of Neurology, National Hospital Organization Morioka Medical Center, Japan, 2.Department of Neurology, Iwate Prefectural Central Hospital)

^○Tatsuya Abe, Tomihiro Imai, Aya Okuma, Ruriko Kitao, Emiko Tsuda, Toshinori Kimura, Masatoshi Mihara, Yutaka Ogino, Tetsuo Komori (Department of Neurology, National Hospital Organization Hakone Hospital, Japan)

^○Yuki Tajiri¹, You Shibata¹, Makoto Honda¹, Takahiro Shimizu¹, Yoshinori Ishida², Yoshikazu Ugawa³, Ritsuko Hanajima¹ (1.Faculty of Medicine Tottori University, Japan, 2.Takeda General Hospital, 3.Fukushima Medical University)

^○Keiji Chida¹, Hiroto Takada², Masashi Aoki³, Itaru Toyoshima⁴, Yoshihiro Suzuki⁵, Nozomu Matsuda⁶, Satoshi Kuru⁷ (1.Department of Clinical Neurology, National Hospital Organization Iwate Hospital, Japan, 2.Department of Clinical Neurology, National Hospital Organization Aomori Hospital, 3.Department of Neurology, Tohoku University Graduate School of Medicine, 4.Department of Clinical Neurology, National Hospital Organization Akita Hospital, 5.Department of Clinical Neurology, Nihonkai General Hospital, 6.Department of Neurology, Fukushima Medical University School of Medicine, 7.Department of Clinical Neurology, National Hospital Organization Suzuka Hospital)

^○Nozomu Tawara, Yoshimune Yamasaki, Chikako Nagatoshi, Masatoshi Ishizaki, Ryoichi Kurisaki, Tomohiro Takita, Yasuto Nishida, Yasushi Maeda, Hidetsugu Ueyama (Kumamoto Saishun Medical Center, Japan)

^○Akiyo Hineno^1,2,3, Sachie Aoki¹, Yuri Morozumi¹, Yui Kamijo³, Takashi Fujihara⁴, Masaomi Takizawa⁵, Akinori Nakamura^6,7 (1.Nagano Prefecture Intractable Disease Consultation and Support Center, Japan, 2.Intractable Disease Care Center, Shinshu University Hospital, Japan, 3.Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Japan, 4.KISSEI COMTEC CO.,LTD., 5.Central Corridor Communication 21, 6.Department of Clinical Research, National Hospital Organization Matsumoto Medical Center, 7.Third Department of Medicine, Shinshu University School of Medicine)