^○Tomohiko Sato, Yusuke Ogawa, Naoto Takenoshita, Yoshitugu Kaneko, Soichiro Shimizu, Haruo Hanyu (Department of Geriatric Medicine, Tokyo Medical University)

^○Kanako Muraga^1,2, Akihiro Shindo¹, Ko Matsuo¹, Atsushi Niwa¹, Hiroyasu Akatsu³, Yoshio Hashizume³, Kazumi Kimura², Hidekazu Tomimoto¹ (1.Department of Neurology, Mie University Graduate School of Medicine, 2.Department of Neurological Science, Graduate School of Medicine, Nippon Medical School, 3.Institute of NeuroPathology, Fukushimura Hospital)

^○Michihito Masuda¹, Hirohisa Watanabe¹, Aya Ogura¹, Toshiyasu Katou¹, Kohji Mori², Kazue Shigenobu⁹, Tomoko Miki⁵, Syunitirou Shinagawa³, Shinji Higashi⁴, Yasuhiro Watanabe⁶, Osamu Yokota⁵, Tetsuaki Arai⁴, Ken Ikeuchi¹⁰, Yuishin Izumi⁸, Etsuro Mori², Kenji Nakashima⁷, Masahisa Katsuno¹, Manabu Ikeda², Gen Sobue¹ (1.Nagoya University, 2.Osaka University, 3.Jikei University, 4.Tsukuba University, 5.Kinoko Espoir Hospital, 6.Tottori University, 7.Matsue Medical Center, 8.Tokushima University, 9.Asakayama Hospital, 10.Niigata University)

^○Ken Takasone¹, Yasufumi Kondo^1,2, Sonomi Nagasaki¹, Yoshiki Sekijima¹, Kunihiro Yoshida³, Shu-ichi Ikeda⁴ (1.Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, 2.Department of Neurology, Nagano Municipal Hospital, 3.Division of Neuropathology, Department of Brain Disease Research, Shinshu University School of Medicine, 4.Intractable Disease Care Center, Shinshu University Hospital)