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Fertility & birth rates in Japan and Kazakhstan

Updated on by Georank team

Japan has an annual birth rate of 6 births per 1,000 people, compared to 20.1 for Kazakhstan. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.2 in Japan and 3.01 in Kazakhstan — 151% difference.

1960 vs 2023, the fertility rate has decreased by 40% in Japan and by 33% in Kazakhstan — in 1960, it was 2 and 4.5, respectively.

  • Japan is ranked 192/196 by birth rate compared to 76/196 for Kazakhstan.
  • The mean age for first-time mothers is 30.7 years in Japan, compared to 29.5 years in Kazakhstan.
  • The mean age at childbearing (for all the births, not just the first) is 32.2 in Japan — it's 29.1 in Kazakhstan.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 1.74 in Japan vs 18.2 in Kazakhstan.
  • In Japan, 18.6% of the population is composed of women of reproductive age (15-49), compared to 23.5% in Kazakhstan.

Fertility rate in Japan vs Kazakhstan by year

Japan
Kazakhstan
1x
Year Fertility rate
Japan Kazakhstan
2023 1.2 3.01
2022 1.26 3.05
2021 1.3 3.32
2020 1.33 3.13
2019 1.36 2.89
2018 1.42 2.85
2017 1.43 2.75
2016 1.44 2.8
2015 1.45 2.76
2014 1.42 2.76
2013 1.43 2.67
2012 1.41 2.64
2011 1.39 2.61
2010 1.39 2.61
2009 1.37 2.58
2008 1.37 2.62
2007 1.34 2.49
2006 1.32 2.38
2005 1.26 2.27
2004 1.29 2.2
2003 1.29 2.08
2002 1.32 1.96
2001 1.33 1.91
2000 1.36 1.9
1999 1.34 1.9
1998 1.38 1.94
1997 1.39 1.97
1996 1.43 2.08
1995 1.42 2.25
1994 1.5 2.38
1993 1.46 2.48
1992 1.5 2.58
1991 1.53 2.68
1990 1.54 2.75
1989 1.57 2.87
1988 1.66 3
1987 1.69 3.12
1986 1.72 3.19
1985 1.76 3.21
1984 1.81 3.15
1983 1.8 3.07
1982 1.77 3.02
1981 1.74 3.05
1980 1.75 3.09
1979 1.77 3.14
1978 1.79 3.16
1977 1.8 3.26
1976 1.85 3.33
1975 1.91 3.4
1974 2.05 3.45
1973 2.14 3.51
1972 2.14 3.55
1971 2.16 3.53
1970 2.13 3.51
1969 2.13 3.51
1968 2.13 3.63
1967 2.23 3.77
1966 1.58 3.82
1965 2.14 3.88
1964 2.05 4.07
1963 2 4.26
1962 1.98 4.36
1961 1.96 4.42
1960 2 4.5

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

According to the latest available data on birth rates, the fertility rate in Japan was 1.2 children per woman in 2023, compared to 3.01 in Kazakhstan in 2023. The replacement level is considered to be 2.1 children per woman.

Check Japan vs Kazakhstan population clock for a dynamic visualization of the changing population.

Natural population change by year

Japan
Kazakhstan
1x
Year Natural population change
Japan Kazakhstan
2023 -871,617 273,013
2022 -825,825 277,019
2021 -640,976 269,026
2020 -542,923 272,458
2019 -531,858 278,788
2018 -456,520 278,917
2017 -406,310 268,066
2016 -343,106 277,878
2015 -292,424 273,523
2014 -267,279 274,406
2013 -242,146 259,239
2012 -229,733 249,987
2011 -204,533 237,883
2010 -128,070 230,479
2009 -76,828 218,036
2008 -51,225 214,169
2007 -25,600 188,486
2006 12,785 166,480
2005 -25,554 146,619
2004 76,656 132,286
2003 114,946 112,137
2002 178,423 93,564
2001 203,438 84,279
2000 228,317 80,699
1999 202,610 79,536
1998 265,440 85,735
1997 277,325 92,778
1996 314,392 112,384
1995 276,039 140,721
1994 363,017 165,631
1993 312,073 185,649
1992 360,833 204,785
1991 396,685 221,581
1990 407,478 235,113
1989 467,662 254,394
1988 527,085 275,278
1987 598,138 290,227
1986 631,706 295,818
1985 676,687 293,834
1984 756,523 278,485
1983 775,495 260,471
1982 805,664 246,983
1981 811,861 243,652
1980 864,372 238,977
1979 950,298 237,442
1978 1,011,234 225,895
1977 1,070,397 224,284
1976 1,127,750 221,992
1975 1,204,989 219,748
1974 1,332,960 217,668
1973 1,391,449 215,940
1972 1,372,006 212,319
1971 1,331,782 202,450
1970 1,230,496 191,775
1969 1,195,962 184,118
1968 1,191,930 186,254
1967 1,258,475 191,536
1966 682,072 191,506
1965 1,126,448 194,470
1964 1,046,553 208,899
1963 987,770 223,105
1962 901,864 228,177
1961 893,522 228,686
1960 894,874 226,027

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

The chart above illustrates the comparison of the absolute yearly changes in population resulting from births and deaths.

Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was -0.7% in Japan and +1.34% in Kazakhstan.

For the past 10 years, the annual natural population change has been -0.41% in Japan and +1.44% in Kazakhstan.

Birth rate in Japan vs Kazakhstan by year

Japan
Kazakhstan

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Japan Kazakhstan
2023 6 20.1
2022 6.3 20.8
2021 6.6 23.3
2020 6.8 22.6
2019 7 21.4
2018 7.4 21.7
2017 7.6 21.4
2016 7.8 22.3
2015 8 22.5
2014 8 23
2013 8.2 22.6
2012 8.2 22.6
2011 8.3 22.5
2010 8.5 22.6
2009 8.5 22.4
2008 8.7 22.7
2007 8.6 21.5
2006 8.7 20.5
2005 8.4 19.4
2004 8.8 18.7
2003 8.9 17.5
2002 9.2 16.4
2001 9.3 15.9
2000 9.5 15.8
1999 9.4 15.8
1998 9.6 16.3
1997 9.5 16.5
1996 9.7 17.4
1995 9.6 18.7
1994 10 19.8
1993 9.6 20.5
1992 9.8 21.4
1991 9.9 22.2
1990 10 23
1989 10.2 24.2
1988 10.8 25.7
1987 11.1 27
1986 11.4 27.8
1985 11.9 28.2
1984 12.5 27.6
1983 12.7 26.9
1982 12.8 26.4
1981 13 26.6
1980 13.6 26.7
1979 14.2 25.7
1978 14.9 25.2
1977 15.5 25.5
1976 16.3 25.7
1975 17.1 25.9
1974 18.6 26.2
1973 19.4 26.4
1972 19.3 26.5
1971 19.2 26.2
1970 18.8 25.7
1969 18.5 25.5
1968 18.6 26.2
1967 19.4 27.3
1966 13.7 27.9
1965 18.6 28.9
1964 17.7 31.1
1963 17.3 33.4
1962 17 34.9
1961 16.9 36
1960 17.2 36.8

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

The latest reported birth rate per 1,000 people in 2023 was 6 in Japan and 20.1 in Kazakhstan, compared with 17.2 and 36.8, respectively, in 1960.

Birth rate data compared

Japan Kazakhstan
Fertility rate 1.2 3.01
Fertility rate rank 183/196 57/196
Birth rate 6 20.1
Birth rate rank 192/196 76/196
Population change due to births and deaths -871,617 +273,013
Natural population change rank 195/196 53/196
Natural population change rate -0.7% +1.34%
Population growth -0.43% +1.29%
Population growth rank 185/197 82/197
Age at first childbirth 30.7 years 29.5 years
Average age at childbearing 32.2 years 29.1 years
Annual births per 1,000 women ages 15-19 1.46 16.6
Annual births per 1,000 women ages 20-29 40.5 162.9
Annual births per 1,000 women ages 30+ 10.5 31
Female of reproductive age (15-49), share of population 18.6% 23.5%
Any modern method of contraceptive prevalence among married women ages 15-49 52.8% 50.1%
Share of births attended by skilled health staff 99.8% 99.9%
Maternal mortality per live birth 0.003% 0.01%
Neonatal mortality rate (before reaching 28 days of age) 0.08% 0.43%
Infant mortality rate (before reaching 1 year of age) 0.18% 0.76%
Mortality rate before reaching 5 years of age 0.24% 0.96%
Life expectancy 85.1 years 74.8 years

Children 0-14 years as share of population

Japan
Factual

UN forecast
Kazakhstan
Factual

UN forecast
1x
Year Young
Japan Kazakhstan
2100 11.5% 17.5%
2099 11.5% 17.6%
2098 11.5% 17.7%
2097 11.5% 17.8%
2096 11.6% 18%
2095 11.6% 18.1%
2094 11.6% 18.3%
2093 11.7% 18.4%
2092 11.7% 18.6%
2091 11.8% 18.8%
2090 11.8% 18.9%
2089 11.8% 19.1%
2088 11.8% 19.2%
2087 11.9% 19.4%
2086 11.9% 19.5%
2085 11.8% 19.6%
2084 11.8% 19.8%
2083 11.8% 19.9%
2082 11.8% 20%
2081 11.7% 20%
2080 11.6% 20.1%
2079 11.6% 20.2%
2078 11.5% 20.3%
2077 11.4% 20.3%
2076 11.3% 20.4%
2075 11.2% 20.5%
2074 11.1% 20.6%
2073 11.1% 20.7%
2072 11% 20.8%
2071 10.9% 20.9%
2070 10.9% 21%
2069 10.8% 21.2%
2068 10.8% 21.4%
2067 10.8% 21.5%
2066 10.8% 21.7%
2065 10.8% 22%
2064 10.8% 22.2%
2063 10.8% 22.4%
2062 10.9% 22.7%
2061 10.9% 22.9%
2060 11% 23.2%
2059 11% 23.4%
2058 11.1% 23.7%
2057 11.1% 23.9%
2056 11.2% 24.1%
2055 11.2% 24.3%
2054 11.3% 24.4%
2053 11.3% 24.5%
2052 11.3% 24.6%
2051 11.3% 24.7%
2050 11.2% 24.7%
2049 11.2% 24.7%
2048 11.1% 24.7%
2047 11.1% 24.7%
2046 11% 24.7%
2045 10.9% 24.6%
2044 10.8% 24.6%
2043 10.7% 24.5%
2042 10.6% 24.5%
2041 10.5% 24.6%
2040 10.4% 24.6%
2039 10.3% 24.7%
2038 10.2% 24.9%
2037 10.1% 25.2%
2036 10.1% 25.6%
2035 10.1% 25.9%
2034 10.1% 26.3%
2033 10.1% 26.6%
2032 10.2% 27%
2031 10.3% 27.3%
2030 10.5% 27.7%
2029 10.6% 28%
2028 10.8% 28.4%
2027 11% 28.7%
2026 11.1% 29%
2025 11.3% 29.3%
2024 11.4% 29.4%
2023 11.6% 29.5%
2022 11.9% 29.6%
2021 12% 29.5%
2020 12.2% 29.2%
2019 12.4% 29%
2018 12.5% 28.8%
2017 12.6% 28.5%
2016 12.7% 28.1%
2015 12.8% 27.7%
2014 13% 27.2%
2013 13.1% 26.7%
2012 13.2% 26.2%
2011 13.3% 25.7%
2010 13.4% 25.4%
2009 13.5% 25.1%
2008 13.5% 24.9%
2007 13.6% 24.7%
2006 13.7% 24.7%
2005 13.8% 24.8%
2004 13.8% 25.1%
2003 13.9% 25.6%
2002 14.1% 26.2%
2001 14.2% 26.9%
2000 14.4% 27.6%
1999 14.6% 28.3%
1998 14.8% 29%
1997 15.1% 29.6%
1996 15.3% 30.1%
1995 15.6% 30.5%
1994 16% 30.8%
1993 16.4% 31.1%
1992 16.9% 31.4%
1991 17.4% 31.6%
1990 18% 31.7%
1989 18.8% 31.9%
1988 19.5% 32.1%
1987 20.3% 32.4%
1986 21% 32.6%
1985 21.7% 32.6%
1984 22.2% 32.6%
1983 22.6% 32.6%
1982 23.1% 32.7%
1981 23.3% 32.8%
1980 23.4% 33%
1979 23.7% 32.9%
1978 23.8% 32.8%
1977 23.9% 33.1%
1976 23.9% 33.3%
1975 23.8% 33.6%
1974 23.8% 34.1%
1973 23.6% 34.7%
1972 23.4% 35.2%
1971 23.3% 35.6%
1970 23.3% 36.1%
1969 23.4% 36.5%
1968 23.5% 37%
1967 23.8% 37.4%
1966 24.4% 37.8%
1965 25.1% 38.1%
1964 25.8% 38.4%
1963 26.8% 38.5%
1962 28% 38.4%
1961 29.1% 38%
1960 29.8% 37.2%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

Children aged 0-14 make up 11.4% of the population in Japan and 29.4% in Kazakhstan in 2024, compared to 18% and 31.7% respectively in 1990.

Demographics of Japan and Kazakhstan compared.

Fertility rates around the globe

1x

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

Maternal mortality chart: Japan vs Kazakhstan

Japan
Kazakhstan
1x
Year Maternal mortality per 100K births
Japan Kazakhstan
2023 3 10
2022 5 14
2021 4 23
2020 4 18
2019 5 11
2018 5 11
2017 5 12
2016 5 12
2015 5 13
2014 5 14
2013 5 15
2012 6 17
2011 6 19
2010 6 22
2009 6 25
2008 6 28
2007 6 32
2006 7 35
2005 7 38
2004 7 41
2003 8 45
2002 8 48
2001 8 53
2000 9 58
1999 9 63
1998 10 68
1997 10 71
1996 11 72
1995 11 72
1994 11 70
1993 12 67
1992 13 65
1991 13 64
1990 14 64
1989 15 64
1988 16 65
1987 17 66
1986 18 67
1985 19 68

Data sources: World Bank | Gender (1985–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 3 deaths per 100,000 live births in Japan, compared to 10 deaths in Kazakhstan.

Under-five mortality rates

Japan
Kazakhstan

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Japan Kazakhstan
2023 0.24% 0.96%
2022 0.24% 0.98%
2021 0.24% 1%
2020 0.24% 1.01%
2019 0.25% 1.02%
2018 0.25% 1.03%
2017 0.26% 1.05%
2016 0.27% 1.1%
2015 0.28% 1.19%
2014 0.29% 1.3%
2013 0.3% 1.46%
2012 0.31% 1.63%
2011 0.33% 1.83%
2010 0.33% 2.04%
2009 0.34% 2.25%
2008 0.34% 2.47%
2007 0.35% 2.69%
2006 0.36% 2.9%
2005 0.37% 3.12%
2004 0.39% 3.33%
2003 0.4% 3.54%
2002 0.41% 3.76%
2001 0.43% 3.99%
2000 0.45% 4.25%
1999 0.47% 4.51%
1998 0.5% 4.76%
1997 0.52% 4.99%
1996 0.55% 5.16%
1995 0.57% 5.26%
1994 0.59% 5.28%
1993 0.6% 5.23%
1992 0.61% 5.16%
1991 0.62% 5.13%
1990 0.63% 5.16%
1989 0.64% 5.23%
1988 0.66% 5.37%
1987 0.68% 5.54%
1986 0.71% 5.73%
1985 0.75% 5.94%
1984 0.79% 6.16%
1983 0.83% 6.38%
1982 0.88% 6.6%
1981 0.93% 6.83%
1980 0.99% 7.05%
1979 1.05% 7.24%
1978 1.11% 7.39%
1977 1.18% 7.53%
1976 1.25% 7.66%
1975 1.33% 7.8%
1974 1.41% 7.96%
1973 1.49% 8.14%
1972 1.57% 8.33%
1971 1.65% 8.54%
1970 1.75% -
1969 1.85% -
1968 1.96% -
1967 2.1% -
1966 2.26% -
1965 2.46% -
1964 2.7% -
1963 2.98% -
1962 3.29% -
1961 3.62% -
1960 3.97% -

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/japan/kazakhstan | CC BY

The chance that a newborn baby will die before reaching age five is 0.24% in Japan and 0.96% in Kazakhstan. Above is a chart with historical data on under-five mortality rates.

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Data sources:

  1. World Bank | Health (1960–2024, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10)
  3. United Nations Economic Commission for Europe (UNECE) (2021, retrieved 2026-03-10)
  4. Central Intelligence Agency (CIA) (2025, retrieved 2026-02-20)

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