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National Institute of Population and Social Security Research

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  2. Staff
  3. Yasuyo KOYAMA


Yasuyo KOYAMA, Senior Researcher
Department of Population Structure Research
Updated; 20/05/2011

Research Field

  • Urban and regional planning, Demography

Research Project

  • Household projections
  • National Survey on Family in Japan
  • National Survey on Household Changes

External Activities

  • Academic Society
    Population Association of Japan
    Architectural Institute of Japan
    The City Planning Institute of Japan

Publications /Papers

  • "The sixth national survey on household changes, 2009" (in Japanese), with Hachiro Nishioka, Toru Suzuki, Masakazu Yamauchi, Masato Shimizu and Keita Suga, JINKO MONDAI KENKYU 66-4(2010)
  • "The fourth national survey on family, 2008" (in Japanese), with Hachiro Nishioka, Masakazu Yamauchi, Yoshimi Chitose, Saori Kamano, Keita Suga and Atushi Hoshi, JINKO MONDAI KENKYU 66-2(2010)
  • "Household Projections for Japan by prefecture:2005-2030" (in Japanese), with Hachiro Nishioka, Toru Suzuki, Masakazu Yamauchi and Keita Suga, JINKO MONDAI KENKYU 66-1(2010)
  • "The Family Changes in Contemporary Japan: Overview of the Results of the Third National Survey on Family in Japan (2003)", with Hachiro Nishioka, Atsushi Hoshi,and Sawako Shirarase, The Japanese Journal of Population, Vol.8, No.1 (2010)
  • "The Household Changes in Contemporary Japan: Overview of the Results of the Fifth National Survey on Household Changes (2004)", with Hachiro Nishioka, Toru Suzuki, Masato Shimizu, and Masakazu Yamauchi, The Japanese Journal of Population, Vol.8, No.1 (2010)
  • "Statistical analysis on sex ratio of population subgroups", with Nao Shimizu, Yoshiaki Ohsawa, Takafumi Kobayashi, Journal of Architecture and Planning, No.639 (2009)