^○Hiroshi Ishiguchi^1,2, Mayumi Sakata¹, Hidefumi Ito¹ (1.Department of neurology, Wakayama medical university, 2.Department of neurology, Shingu municipal medical center)

^○Masaki Kondo, Mutsumi Umehara, Toshiki Mizuno (Department of Neurology, Kyoto prefecturel university of medicine)

^○Hiroo Kasahara, Masaki Ikeda, Yoshio Ikeda (Department of Neurology Gunma University Graduate School of Medicine)

^○Norimichi Shirafuji, Asako Ueno, Masamichi Ikawa, Osamu Yamamura, Tadanori Hamano (Department of Neurology, Faculty of Medical Science, University of Fukui Hospital)

^○Manabu Tsumoto (Department of Neurology, JCHO Tokyo Takanawa Hospital)

^○Takefumi Sato¹, Yohsuke Yagi¹, Yoshinori Itoh^1,2, Takanori Yokota¹ (1.Department of Neurology and Neurological Science, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, 2.Yokufukai hospital)

^○Yasuo Harigaya¹, Masaki Ikeda², Tokuzo Maruyama¹, Hironori Oka¹, Sho Aoki¹, Yosio Ikeda² (1.Department of Neurology, Maebashi Red Cross Hospital, 2.Department of Neurology, Graduate School of Medicine, Gunma University)

^○Hiroshi Takata, Toshiyuki Hayabara (Kinashi Obayashi Hospital Department of Neurology)

^○Tadashi Tsukamoto¹, Kiyomi Ishikawa⁴, Chinatsu Fujimaki³, Ayumu Wadashi³, Takuma Inagawa², Yoshie Ohmachi² (1.Department of Neurology, National Center Hospital, National Center of Neurology and Psychiatry, 2.Department of Psychiatry, National Center Hospital, National Center of Neurology and Psychiatry, 3.Center of Dementia, National Center of Neurology and Psychiatry, 4.Medical Center for Dementia, National Center of Neurology and Psychiatry)

^○Yo Higuchi^1,2, Kensaku Kasuga¹, Takayoshi Tokutake², Tetsunori Miyashita¹, Takaharu Motegi³, Naoki Fukui³, Yuichi Yokoyama³, Toshiyuki Someya³, Osamu Onodera², Takeshi Ikeuchi¹ (1.Department of Molecular Genetics, Brain Research Institute, Niigata University, 2.Department of Neurology, Brain Research Institute, Niigata University, 3.Department of Psychiatry, Niigata University Graduate School of Medical and Dental Sciences)