^○Takahiro Ikeda¹, Yukifumi Monden¹, Masako Nagashima¹, Hideo Shimoizumi², Hitoshi Osaka¹, Ippeita Dan³, Takanori Yamagata¹ (1.Department of pediatrics, Jichi medical university, Tochigi, Japan, 2.Nasu Institute for Developmental Disabilities, International University of H ealth and Welfare Rehabilitation Center, Tochigi, Japan, 3.Applied Cognitive Neuroscience Laboratory, Chuo University, Tokyo, Japan)

^○Shuhei Suzuki¹, Tomika Kondo¹, Yasunori Oka^1,2 (1.Suzuki Clinic, Osaka, Japan, 2.Center for Sleep Medicine, Ehime University Hospital, Toon-shi, Japan)

^○Hiroshi Wada, Masahisa Funato, Yoshitaka Iijima (Osaka Developmental Rehabilitation Center,Osaka, Japan)

^○Yumi Okoshi¹, Naoyuki Tanuma¹, Michio Fukumizu¹, Rie Miyata², Hiroshi Sakuma², Masaharu Hayashi³ (1.The Department of Pediatrics, Tokyo Metropolitan Fuchu Medical Center for the Disabled, Tokyo, Japan, 2.The Department of Brain Development and Neural Regeneration, Tokyo Metropolitan Institute of Medical Science, Tokyo, Japan, 3.School of Nursing, College of Nursing and Nutrition, Shukutoku University, Chiba, Japan)

^○Yoshifumi Mizuno^1,2, Jung Mingyoung³, Takashi Fujisawa^2,4, Shinichiro Takiguchi¹, Koji Shimada^2,4, Daisuke Saito⁵, Hirotaka Kosaka^1,2,4, Akemi Tomoda^1,2,4 (1.The Department of Child and Adolescent Psychological Medicine, University of Fukui Hospital, Fukui, Japan, 2.United Graduate School of Child Development, Osaka University, Kanazawa Univ ersity, Hamamatsu University School of Medicine, Chiba University and Univer sity of Fukui, Fukui, Japan, 3.Department of Psychiatry, Harvard Medical School, Harvard University, Charlestown, MA, USA, 4.Research Center for Child Mental Development, University of Fukui, 5.Research Center for Child Mental Development, Kanazawa University, Kanazawa, Japan)

^○Kimiko Deguchi^1,2, Ken-ichiro Kubo¹, Kazunori Nakajima¹, Ken Inoue^2,3 (1.Department of Anatomy, Keio University School of Mecicine, Tokyo, Japan, 2.Deguchi Pediatric Clinic, Nagasaki, Japan, 3.National Institute of Neuroscience, NCNP, Dept. of Mental Retardation and Birth Defect Research, Tokyo, Japan)

^○Satoshi Honjo¹, Shoichiro Ohno^1,2 (1.Department of Paediatrics, National Hospital Organization Fukuoka National Hospital, Fukuoka, Japan, 2.2)Ohno Paediatrics and Internal Medicine Clinic, Nogata, Japan)