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National Institute of Population and Social Security Research

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MORIIZUMI Rie Senior Researcher
Department of Population Dynamics Research
Updated; 17 Nobember 2022

Research Field

  • Population Studies, Fertility, Family Policy, Female employment and fertility

Research Project

  • Population projection for Japan
  • The Japanese National Fertility Survey
  • Research on methodological development and application of population and household projection in the era of long-term population decline and great international migration (FY2020-2022)
  • Research on the situation and responses to the low fertility and population ageing in Japan, South Korea and China (FY2020-2022)

External Activities

  • Academic Society
    Population Association of Japan
    Japan Society of Family Sociology
    Study Group on Population Science
    • Others
      Population Association of Japan, Member of editorial committee (2016-)

Publications /Papers

  • Moriizumi, Rie (2004) “Predictive Validity and Structure of the Intended Number of Children in Japan”, Journal of Population Problems, Vol.60, No.2, pp.32-52.
  • Moriizumi, Rie (2005) “The Spread in Atypical Employment and Declining Birthrate”, Journal of Population Problems, Vol.61, No.3, pp.2-19
  • Moriizumi, Rie (2007) “Recent Trends of Fertility Rate in Industrialized Countries”, The Review of Comparative Social Security Research, No.160, pp.4-21.
  • Moriizumi, Rie (2008) “An Empirical Study of Sex Preferences for Children in Japan”, Journal of Population Problems, Vol.64, No.1, pp.1-20.
  • Moriizumi, Rie (2008) “Comparative Studies of National Population Projections in Industrialized Countries”, Journal of Population Problems, Vol.64, No.3, pp.45-69.
  • Kaneko, Ryuichi, Tsukasa Sasai, Saori Kamano, Miho Iwasawa, Fusami Mita, and Rie Moriizumi (2008) “Marriage Process and Fertility of Japanese Married Couples: Overview of the Results of the Thirteenth Japanese National Fertility Survey,Married Couples”, The Japanese Journal of Population, Vol.6, No.1, pp. 24-50.
  • Kaneko, Ryuichi, Tsukasa Sasai, Saori Kamano, Miho Iwasawa, Fusami Mita, and Rie Moriizumi(2008) “Attitudes toward Marriage and the Family among Japanese Singles: Overview of the Results of the Thirteenth Japanese National Fertility Survey, Singles”, The Japanese Journal of Population, Vol.6, No.1, pp. 51-75.
  • Kaneko, Ryuichi, Akira Ishikawa, Futoshi Ishii, Tsukasa Sasai, Miho Iwasawa, Fusami Mita, and Rie Moriizumi (2008) “Population Projections for Japan: 2006-2055: Outline of Results, Methods, and Assumptions”, The Japanese Journal of Population, Vol.6, No.1, pp. 76-114.
  • Raymo, James M., Letizia Mencarini, Miho Iwasawa and Rie Moriizumi (2010) “Intergenerational proximity and the fertility intentions on married women”, Asian Population Studies, Vol.6, No.2, pp.193-214.
  • Nagase, Nobuko and Rie Moriizumi (2010) “Work and Family Choices of Higher Educated Japanese Women: The Effects of Changing Labor Practices of Japanese Firms in the 90’s and 2000’s”, Journal of Social Sciences and Family Studies, No.17, pp.1-21.
  • Moriizumi, Rie (2012) “Female employment and child care support”, in Toshio Kosaki and Fumio Makino(ed.) Low fertility and employment behavior of young people, University of Tokyo Press.
  • Moriizumi, Rie and Kenji Kamata (2013) “International Comparison of the National Population Projections in Industrialized Countries”, Journal of Population Problems, Hara Shobo.
  • Nagase, Nobuko and Rie Moriizumi (2013) “Females' Labor Force Participation Following the First Child Birth: Why Small Increase despite the Protective Law Changes in Japan”, Journal of Social Sciences and Family Studies, No.20, pp.19-36.
  • Fukuda, Setsuya and Rie Moriizumi (2015) “Desired Family Size in Japan: Evolving Patterns and Fertility Outcomes”, Journal of Population Problems, Vol.71, No.3, pp.179-200.
  • Moriizumi, Rie (2017) “Change of life course and social security”, in Akira Morita and IPSS(ed.) Population Trends in Japan and Future Society: Population Trends Change Japan and the World, University of Tokyo Press.
  • Moriizumi, Rie (2018) “Verification Concerning thr Formulation and Implementation of a Municipal Support Project Plan for Children and Child Rearing: Consideration Based on Interviews with Local Governments”, Journal of Social Security Research, Vol.3, No.2, pp.222-240.
  • Moriizumi, Rie (2019) “An Analysis of Childlessness in Japan”, Journal of Population Problems, Vol.75, No.1, pp.26-54.
  • Moriizumi, Rie (2019) Morizumi, Rie (2019), "'Population Policy' in Recent Years: The Development of Measures for Declining Birthrates since the 1990s," Hiroshi Kojima and Kiyoshi Hiroshima (ed.) Comparative History of Population Policy: Seguing Families and Government (Frontiers of Family Studies 4), supervised by the Society for Comparative Family History, Nihon Keizai Hyouronsha Ltd..
  • Moriizumi, Rie and Mariko Nakamura (2019), "'Marriage, Childbirth and Career Formation in Japan," Nobuko Nagase and Eriko Taramura (ed.) Fertility Decline and Women's Lifecourse (Population Studies Library 19), Hara Shobo.

For the general list of activities and publications, please visit researchmap page.