List of members for the foundation of JLSG
| Keiko Asami | Department of Pediatrics, Niigata Cancer Center Hospital |
| Fumio Bessho | Department of Pediatrics, Kyorin University School of Medicine |
| Junichiro Fujimoto | Department of Developmental Biology, National Research Institute for Child Health and Development |
| Keizo Horibe | Clinical Research Centre, National Hospital Organization Nagoya Medical Centre |
| Toshihiko Imamura | Department of Pediatrics, Graduate School of Medical Science, Kyoto Prefectural University of Medicine |
| Shinsaku Imashuku** | Division of Pediatrics, Takasago-seibu Hospital |
| Eiichi Ishii | Department of Pediatrics, Graduate School of Medicine, Ehime University |
| Junji Kamizono | Division of Pediatrics, Kitakyushu City Yahata Hospital |
| Hirokazu Kanegane | Department of Pediatrics, Graduate School of Medicine, University of Toyama |
| Naoko Kinugawa | |
| Ryoji Kobayashi | Division of Pediatrics, Sapporo Hokuyu Hospital |
| Urara Koudera | Division of Pediatrics, Nakano Children’s Hospital |
| Kazuko Kudo | Division of Pediatric Hematology Oncology, Shizuoka Children’s Hospital |
| Miho Maeda | Department of Pediatrics, Graduate School of Medicine, Nippon Medical School |
| Shuki Mizutani | Department of Pediatrics and Developmental Biology, Graduate Medical School, Tokyo Medical and Dental University |
| Akira Morimoto* | Department of Paediatrics, Jichi Medical University School of Medicine |
| Hideo Mugishima | Department of Pediatrics and Child Health, Nihon University School of Medicine |
| Masahiro Sako | Maria Child Care Research Institute |
| Takashi Sato | Department of Paediatrics, Hiroshima University Graduate School of Biomedical Sciences |
| Yoko Shioda | Department of Oncology, National Center for Child Medical Health and Development |
| Yukiko Tsunematsu** | Department of Childhood Education, Hosen College of Childhood Education |
| Hiroshi Wakiguchi | Department of Pediatrics, Kochi Medical School, Kochi University |
* President, ** Senior Adviser