Ryo Tokimura^1,2, Mitsunari Abe², Yoshikazu Ugawa³, Satoshi Kodama¹, Yuichiro Shirota^1,4, Masashi Hamada¹, Tatsushi Toda¹ (1.Department of Neurology, Graduate School of Medicine, The University of Tokyo, Japan, 2.Department of Advanced Neuroimaging, Integrative Brain Imaging Center, National Center of Neurology and Psychiatry, Japan, 3.Department of Human Neurophysiology, Fukushima Medical University, Japan, 4.Department of Clinical Laboratory Medicine, The University of Tokyo, Japan)

Haruhiko Motegi^1,8, Satoshi Kitagawa¹, Koji Sekiguchi¹, Kenji Kufukihara^1,2, Junichi Hata^3,6,9, Hirokazu Fujiwara⁴, Masahiro Jinzaki⁵, Hideyuki Okano^6,9, Masaya Nakamura⁷, Yasuyuki Iguchi⁸, Jin Nakahara¹ (1.Department of Neurology, Keio University School of Medicine, Japan, 2.Department of Neurology, National Hospital Organization Tokyo Medical Center, Japan, 3.Graduate School of Human Health Sciences, Tokyo Metropolitan University, Japan, 4.Center of Preventive Medicine, Keio University School of Medicine, Japan, 5.Department of Radiology, Keio University School of Medicine, Japan, 6.Department of Physiology, Keio University School of Medicine, Japan, 7.Department of Orthopedic Surgery, Keio University School of Medicine, Japan, 8.Department of Neurology, The Jikei University School of Medicine, Japan, 9.Laboratory for Marmoset Neural Architecture, RIKEN Brain Science Institute, Japan)

Hideo Handa¹, Akiyuki Uzawa¹, Atsuhiko Sugiyama¹, Hajime Yokota², Manato Yasuda¹, Takahiro Iizuka³, Satoshi Kuwabara¹ (1.Department of Neurology, Graduate School of Medicine, Chiba University, Japan, 2.Department of Diagnostic Radiology and Radiation Oncology, Graduate School of Medicine, Chiba University, Japan, 3.Department of Neurology, School of Medicine, Kitasato University, Japan)

Takaaki Hattori, Kaoru Shimano, Satoko Kina (Tokyo Medical and Dental Univerisy, Department of Neurology, Japan)

Yusuke Takahashi¹, Kazuhiro Oguchi², Yusuke Mochizuki¹, Ken Takasone¹, Naoki Ezawa¹, Akira Matsushima¹, Nagaaki Katoh¹, Masahide Yazaki^3,4, Yoshiki Sekijima^1,2,4 (1.Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Japan, 2.Jisenkai Brain Imaging Research Center, Japan, 3.Department of Biomedical Laboratory Sciences, Shinshu University School of Health Sciences, Japan, 4.Institute for Biomedical Sciences, Shinshu University, Japan)

Takashi Ayaki¹, Michihiro Hirayama¹, Yaisuke Yoshii¹, Ryosuke Takahashi¹, Japan REgistry for Adult subjeCTs of SMA² (1.Kyoto University Hospital, Japan, 2.Nagoya University Graduate School of Medicine, Japan)