^○Tomoko Kashiki, Hidekazu Tachibana, Ken Momosaki, Shirou Ozasa, Keiko Nomura, Yasuhiro Indou (Department of Medicine,University of Kumamoto,Kumamoto,Japan)

^○Hideaki Mashimo, Satoko Kumada, Hiroya Nishida, Yohane Miyata, Ikuko Shirai, Eiji Kurihara (The Department of Neurological Pediatrics, Tokyo Metropolitan Neurological Hospital, Tokyo, Japan)

^○Yuko Hirata^1,2, Shin-ichiro Hamano³, Atsuko Oba², Ryukoi Matsuura^2,3, Manabu Tanaka³, Yutaka Kawano⁴ (1.Tokyo Metropolitan Kita Medical and Rehabilitation Center for the Disabled, Department of Pediatrics,Tokyo, Japan, 2.Tokyo Jikei University School of Medicine, Department of Pediatrics, Tokyo, Japan, 3.Saitama Children's Medical Center, Division of Neurology, 4.Saitama Children's Medical Center, Division of Infectious diseases and Immunology)

^○Tomoko Mizuno^1,2, Satoko Kumada², Hiroya Nishida², Tetsuharu Kamioka^2,3, Shumpei Uchino^2,4, Eiji Kurihara² (1.The Department of Pediatrics, Musashino Red Cross Hospital, Tokyo, Japan, 2.The Department of Neuropediatrics, Tokyo Metropolitan Neurological Hospital, Tokyo, Japan, 3.The Department of Neurology, National Center for Child Health and Development, Tokyo, Japan, 4.The Department of Pediatrics, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan)

^○Megumi Shiota^1,2, Masato Mori¹ (1.Department of Pediatrics, Children's medical center, Matsudo City Hospital, Chiba, Japan, 2.Department of Pediatrics, National Rehabilitation Center for Disabled Children, Tokyo, Japan)

^○Takayuki Mori¹, Yoshikazu Kitami¹, Asami Itou¹, Hiromi Suzuki¹, Ayaka Koide¹, Sunao Tomita¹, Sahoko Miyama¹, Hiroshi Sakuma², Yukitoshi Takahashi³ (1.Tokyo metropolitan children's medical center,department of Neurology,Tokyo,Japan, 2.Tokyo metropolitan institute of medical sciense,Tokyo,Japan, 3.Shizuoka epilepsy and neurological disorders,Shizuoka, Japan)