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Population Estimates

Current Population Estimates as of October 1, 2009

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Population Pyramid

Population Pyramid

 Summary of Results - Current Population Estimates as of October 1, 2009

Population for Japan

[Total Population]

  • The total population was 127,510 thousand, and decreased by 183 thousand compared with the previous year. The rate of decrease was 0.14 percent. The total population decreased for two years.
  • The male population was 62,130 thousand, a decrease of 121 thousand (0.20 percent), while the female population was 65,380 thousand, a decrease of 61 thousand (0.09 percent). The male population had decreased for five years, while the female population decreased for two years.
  • The natural change of the male population decreased for five years, and that of the female population decreased for the first time since 1950.
  • The migration change decreased for two years, and decreased over 100 thousand for the first time since 1950.
  • The migration change of Japanese population decreased, and that of foreign population decreased for the first time in fifteen years with the record-high rate.

Table 1 Composition of Population (as of October 1, 2009)

Figure 1 Number and Rate of Population change

[Population by Age Group]

  • The population aged 0 to 14 (child population) was 17,011 thousand (13.3 percent of the total population).
  • The population aged 15 to 64 (productive-age population) was 81,493 thousand (63.9 percent of the total population).
  • The population aged 65 and over (aged population) was 29,005 thousand (22.7 percent of the total population).

Population by Prefecture

[Population]

  • The top five prefectures were Tokyo-to, Kanagawa-ken, Osaka-fu, Aichi-ken and Saitama-ken. These prefectures made up about 35.4 percent of the total population.
  • Tokyo-to had the largest population in 2009 (10.1 percent of the total population).

[Rates of Population Change]

  • The population increased in 7 prefectures. Okinawa-ken had the highest rate of increase in population.
  • The population decreased in 40 prefectures. Akita-ken had the highest rate of decrease in population.

Table 2 Population for Prefectures/Table 3 Rates of Population Change for Prefectures

Figure 2 Rates of Population Change

[Population by Age Group]

  • The percentage of the child population was the highest in Okinawa-ken and lowest in Akita-ken and rose from the previous year only in Tokyo-to.
  • The percentage of the productive-age population was the highest in Tokyo-to and declined in all prefectures.
  • The percentage of the aged population was the highest in Shimane-ken and rose in all prefectures.
  • The percentage of the aged population exceeded that of the child population in all prefectures except for Okinawa-ken.

Reference Table Percentage of Population by Age (3 Groups) for Prefectures

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