^○Akinori Moriichi (Division of Specific Pediatric Chronic Diseases, Research Institute, National Center for Child Health and Development, Tokyo, Japan)

^○Kaeko Ogura^1,2,3 (1.National Center for Child Health and Development, Tokyo, Japan, 2.Department of Children and Families, Tottori, Japan, 3.Kurayoshi public health center, Tottori, Japan)

^○hisao harada (chairman)

^○Rieko Nakamura (Intractable / Rare Disease Control Division, Health service and Environmental Health Bureau, Ministry of Health, Labour and Welfare, Japan)