Household Projections for Japan : 2015-2040, Outline of Results and Methods

( Released in 2018 )
Department of Population Structure Research,
National Institute of Population and Social Security Research

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“Household Projections for Japan (Outline of Results and Methods)” project the number of households nationwide and are new household projections following the projections released in 2013). The initial population used as the benchmark of the projections was obtained by adjusting the results of the 2015 Census.

• Household Projections for Japan 2015-2040 : Outline of Results and Methods ( 2018) [PDF]
  
  
• Result Tables [xls]
  This file contains the following tables.

  Result Table 1 :	Number of Private Households by Family Type, Private Household Members, Mean Size of Households
  Result Table 2 :	Number and Percentage of Private Households by Head's Sex and Five-year Age Group, by Family Type
  Result Table 3 :	Number and Percentage of Private Households by Head's Sex and Five-year Age Group, by Family Type [Reference Projections : Fixed Distribution of Household Positions]
  Result Table 4 :	Population by Sex, Five-year Age Group, and Marital State
  Result Table 5 :	Population by Sex, Five-year Age Group, and Household Size