^○Ayako Itakura¹, Akiko Tamasaki², Wataru Matsumura¹, Susumu Sugihara³, Yoshihiro Maegaki¹ (1.Division of Child Neurology,Department of Brain and Neuroscience,Faculty of Medicine, University of Tottori, Yonago, Japan, 2.Children Home Care Support Center, Tottori University Hospital, Yonago, Japan, 3.Western Shimane medical and Welfare Center, Shimane, Japan)

^○Yuta Koto¹, Tae Ikeda², Keiko Yanagihara², Yukiko Mogami², Sadami Kimura², Ryouko Hayashi², Rie Nakai² (1.Osaka Medical Center and Research Institute for Maternal and Child Health, Osaka, Japan, 2.Osaka Medical Center and Research Institute for Maternal and Child Health, Osaka, Japan)

^○Akimitsu Watanabe, Kouji Takahashi, Kentarou Shirai, Akiko Haibara (Department of Pediatrics, Tsuchiura Kyodo General Hospital, Ibaraki, Japan)

^○Megumi Tsuji^1,2, Kenshi Sei², Azusa Ikeda², Yumiko Takashimia², Yu Tsuyusaki², Kazushi Ishikawa², Mizue Iai^1,2, Sumimasa Yamashita², Tomohide Goto² (1.Institute for Children with Profound Multiple Disabilities, kanagawa Children's Medical Center, Yokohama, Japan, 2.Department of Neurology, kanagawa Children's Medical Center, Yokohama, Japan)

^○Hiroshi Terashima, Akiko Yakuwa, Ryosuke Urabe, Naoko Katayama, Tetsuharu Kamioka, Yu Kakimoto, Gou Takei, Masaya Kubota (Division of Neurology, National Center for Child Health and Development, Tokyo, Japan)