1. Boling, P. 1998. Family policy in Japan.Journal of Social Policy 27: 173–190.
2. Clark, R.L. and N. Ogawa. 1992. Employment tenure and earnings profiles in Japan and the United States: comment.American Economic Review 82: 336–345.
3. Clark, R.L. and N. Ogawa. 1996. Public attitudes and concerns about population ageing in Japan.Aging and the Society 16(4): 443–465.
4. Clark, R.L. and N. Ogawa. 1997. Transition from career jobs to retirement in Japan.Industrial Relations 36: 255–270.
5. Dalla Zuanna, G., M. Atoh, M. Castiglioni and K. Kojima. 1998. Late marriage among young people: the case of Italy and Japan.Genus 54: 187–232.