Yoshinari Kawai¹, Keiko Mori¹, Masumi Ito¹, Yasushi Iwasaki² (1.Department of Neurology, Oyamada Memorial Spa Hospital, 2.Department of Neuropathology, Institute for Medical Science of Aging, Aichi Medical University)

Motoharu Kawai, Yasuteru Sano, Masatoshi Omoto, Michiaki Koga, Takashi Kanda (Department of Neurology and Clinical Neuroscience, Yamaguchi Graduate School of Medicine)

Ken-ichi Tabei^1,2,7, Masayuki Satoh¹, Jun-ichi Ogawa³, Tomoko Tokita⁴, Noriko Nakaguchi⁵, Koji Nakao^6,9, Hirotaka Kida^1,8, Hidekazu Tomimoto² (1.Dept Dementia Prev Therap, Mie Univ, Mie, Japan, 2.Dept Neurology, Mie Univ, Mie, Japan, 3.YAMAHA Music Foundation, Tokyo, Japan, 4.Dept Health and Welfare, Mihama Town Hall, Mihama, Mie, Japan, 5.Dept Health and Welfare, Kiho Town Hall, Kiho, Mie, Japan, 6.Dept Neurosurgery, Kinan Hospital, Mihama, Japan, 7.(current) Advanced Institute of Industrial Technology, Tokyo Metropolitan University, 8.(current) Iryohojinshadan Shokenkai Oami Zaitaku Shinryojo, Chiba, Japan, 9.(current) Dept Neurosurgery, Shiokawa Hospital, Mie, Japan)

Hiroshi Ishiguchi^1,2, Kumiko Nakatani¹, Mayumi Sakata¹, Hidefumi Ito¹ (1.Department of neurology, Wakayama medical university, 2.Department of neurology, Shingu municipal medical center)

Masayuki Izumi, Hiroko Oiwa, Miku Hayashi, Sachiyo Saeki, Chihiro Nagatomi, Tomoko Yuasa, Akihiro Yasumoto, Kouji Nakashima, Hiroaki Ando, Soutarou Taguchi, Tomoko Higa, Akifumi Fujikake, Taka-aki Fukuoka, Keisuke Tokui, Yohei Okada, Jun-ichi Niwa, Naoki Nakao, Manabu Doyu (Department of neurology and stroke center, Aichi medical university)

Seiko Kataoka¹, Norihito Imai², Eri Harada², Kazue Ojima¹, Ryohei Ishii³, Hiroyuki Konnya³, Akira Takeda³, Tetuo Nishiura³ (1.Ashiya Municipal Hospital Department of Neurology, 2.Ashiya Municipal Hospital Department of Rehabiritation, 3.Ashiya Municipal Hospital Department of Internal Medicine)