^○Yukako Yae¹, Aiko Terasawa¹, Go Kawano¹, Yukihiro Akita¹, Toyojiro Matsuishi² (1.Department of Pediatrics, St Mary's Hospital, Fukuoka, Japan, 2.Department of research center for children / research center for Rett syndrome, St Mary's Hospital, Fukuoka, Japan)

^○Tadayasu Kawaguchi¹, Yuki Kasuga¹, Kaori Kimura¹, Sonoko Kubota¹, Emiko Momoki¹, Yuki Kawamura¹, Wakako Ishii¹, Ayumi Fukuda¹, Tatsuo Fuchigami¹, Yukihiko Fujita¹, Shori Takahashi¹, Kimihiko Kaneko², Toshiyuki Takahashi² (1.Department of Pediatrics and Child Health, Nihon University, Tokyo, Japan, 2.Department of Neurology, Tohoku University School of Medicine, Miyagi, Japan)

^○Tamami Yano, Hiroki Kubota, Tsutomu Takahashi (Akita University Graduate School of Medicine, Department of Pediatrics, Akita, Japan)

^○Akiyoshi Hiraki, Masahiro Kikuchi (Department of Pediatrics, Hitachi General Hospital, Hitachi, Japan)

^○Hiroo Tani^1,2, Nobutsune Ishikawa^1,2, Yoshiyuki Kobayashi^1,2, Masao Kobayashi¹ (1.Department of pediatrics, Hiroshima University Hospital, Hiroshima, Japan, 2.Epilepsy Center, Hiroshima University Hospital, Hiroshima, Japan)

^○Noriko Sawaura¹, Kazuhiro Muramatsu¹, Noshiki Makioka¹, Eriko Suzuki¹, Yukitoshi Takahashi², Tomomi Ogata¹, Hirokazu Arakawa¹ (1.Department of Pediatrics, Gunma University Graduate School of Medicine, Gunma, Japan, 2.National Epilepsy Center Shizuoka Institute of Epilepsy and Neurological Disorders, Shizuoka, Japan)