1. Department of Social Medicine, National Center for Child Health and Development
2. Division of Prevention, Center for Public Health Sciences, National Cancer Center
3. Department of Health Education and Health Sociology, Department of Health and Social Behavior, School of Public Health, The University of Tokyo
4. Department of Health Sciences, School of Medicine. University of Yamanashi
5. Center for Birth Cohort Studies Graduate School of Interdisciplinary Research, University of Yamanashi
6. Graduate School of Public Health, St. Luke's International University