The latest officially reported population of Japan was 123,366,734 in 2025 vs 46,922 people in Saint Kitts and Nevis in 2025. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,704,252 people compared to 47,031 in Saint Kitts and Nevis.
Population statistics:
- Japan's population is 2,609 times bigger than Saint Kitts and Nevis'.
- Japan is ranked the 12th most populous country in the world, while Saint Kitts and Nevis is the 189th.
- The countries together account for 1.48% of the world: 1.48% for Japan vs 0.0006% for Saint Kitts and Nevis.
- For the last 10 years, Japan has had an average growth rate of -0.28% per year vs -0.03% in Saint Kitts and Nevis.
- Since 2006, the population of Japan has decreased from 128M people to 123M (4.03% decline), while Saint Kitts and Nevis has grown from 46.6K to 47K (0.99% growth).
Japan vs Saint Kitts and Nevis: population by year and forecast
| Year | Population | |
|---|---|---|
Japan
|
Saint Kitts
|
|
| 2100 | 76,995,942 | 30,378 |
| 2099 | 77,380,486 | 30,622 |
| 2098 | 77,759,557 | 30,866 |
| 2097 | 78,135,569 | 31,106 |
| 2096 | 78,515,892 | 31,357 |
| 2095 | 78,892,606 | 31,609 |
| 2094 | 79,267,768 | 31,861 |
| 2093 | 79,645,584 | 32,116 |
| 2092 | 80,025,578 | 32,383 |
| 2091 | 80,401,222 | 32,643 |
| 2090 | 80,778,500 | 32,908 |
| 2089 | 81,158,413 | 33,175 |
| 2088 | 81,539,639 | 33,459 |
| 2087 | 81,926,401 | 33,730 |
| 2086 | 82,322,612 | 34,022 |
| 2085 | 82,727,738 | 34,299 |
| 2084 | 83,141,354 | 34,588 |
| 2083 | 83,562,394 | 34,884 |
| 2082 | 83,998,809 | 35,173 |
| 2081 | 84,447,888 | 35,473 |
| 2080 | 84,918,455 | 35,768 |
| 2079 | 85,406,042 | 36,072 |
| 2078 | 85,916,840 | 36,384 |
| 2077 | 86,453,316 | 36,688 |
| 2076 | 87,012,155 | 37,001 |
| 2075 | 87,597,053 | 37,312 |
| 2074 | 88,209,803 | 37,630 |
| 2073 | 88,854,316 | 37,926 |
| 2072 | 89,519,055 | 38,236 |
| 2071 | 90,204,314 | 38,544 |
| 2070 | 90,919,143 | 38,854 |
| 2069 | 91,645,589 | 39,150 |
| 2068 | 92,388,299 | 39,454 |
| 2067 | 93,133,993 | 39,756 |
| 2066 | 93,889,902 | 40,049 |
| 2065 | 94,654,259 | 40,345 |
| 2064 | 95,412,429 | 40,630 |
| 2063 | 96,169,244 | 40,904 |
| 2062 | 96,924,236 | 41,179 |
| 2061 | 97,675,525 | 41,444 |
| 2060 | 98,422,553 | 41,706 |
| 2059 | 99,166,038 | 41,986 |
| 2058 | 99,890,950 | 42,277 |
| 2057 | 100,607,740 | 42,561 |
| 2056 | 101,318,164 | 42,825 |
| 2055 | 102,012,184 | 43,109 |
| 2054 | 102,706,063 | 43,377 |
| 2053 | 103,381,833 | 43,646 |
| 2052 | 104,059,800 | 43,905 |
| 2051 | 104,729,745 | 44,162 |
| 2050 | 105,400,477 | 44,409 |
| 2049 | 106,076,354 | 44,627 |
| 2048 | 106,754,699 | 44,845 |
| 2047 | 107,442,881 | 45,079 |
| 2046 | 108,139,155 | 45,296 |
| 2045 | 108,844,934 | 45,513 |
| 2044 | 109,553,441 | 45,714 |
| 2043 | 110,269,851 | 45,930 |
| 2042 | 110,992,599 | 46,112 |
| 2041 | 111,729,216 | 46,275 |
| 2040 | 112,463,507 | 46,427 |
| 2039 | 113,200,859 | 46,575 |
| 2038 | 113,940,856 | 46,698 |
| 2037 | 114,687,611 | 46,808 |
| 2036 | 115,436,359 | 46,918 |
| 2035 | 116,187,949 | 47,016 |
| 2034 | 116,936,734 | 47,088 |
| 2033 | 117,678,572 | 47,127 |
| 2032 | 118,419,247 | 47,162 |
| 2031 | 119,153,646 | 47,178 |
| 2030 | 119,882,512 | 47,168 |
| 2029 | 120,600,781 | 47,143 |
| 2028 | 121,314,239 | 47,123 |
| 2027 | 122,015,984 | 47,062 |
| 2026 | 122,704,252 | 46,999 |
| 2025 | 123,366,734 | 46,922 |
| 2024 | 123,975,371 | 46,843 |
| 2023 | 124,516,650 | 46,758 |
| 2022 | 125,124,989 | 46,709 |
| 2021 | 125,681,593 | 46,763 |
| 2020 | 126,261,000 | 46,870 |
| 2019 | 126,633,000 | 46,952 |
| 2018 | 126,811,000 | 47,008 |
| 2017 | 126,972,000 | 47,050 |
| 2016 | 127,076,000 | 47,075 |
| 2015 | 127,141,000 | 47,087 |
| 2014 | 127,276,000 | 47,089 |
| 2013 | 127,445,000 | 47,069 |
| 2012 | 127,629,000 | 47,033 |
| 2011 | 127,833,000 | 46,886 |
| 2010 | 128,070,000 | 46,846 |
| 2009 | 128,047,000 | 46,916 |
| 2008 | 128,063,000 | 46,835 |
| 2007 | 128,001,000 | 46,706 |
| 2006 | 127,854,000 | 46,569 |
| 2005 | 127,773,000 | 46,437 |
| 2004 | 127,761,000 | 46,315 |
| 2003 | 127,718,000 | 46,176 |
| 2002 | 127,445,000 | 46,020 |
| 2001 | 127,149,000 | 45,761 |
| 2000 | 126,843,000 | 45,248 |
| 1999 | 126,631,000 | 44,601 |
| 1998 | 126,400,000 | 43,998 |
| 1997 | 126,057,000 | 43,428 |
| 1996 | 125,757,000 | 42,877 |
| 1995 | 125,472,000 | 42,326 |
| 1994 | 125,178,000 | 41,776 |
| 1993 | 124,829,000 | 41,242 |
| 1992 | 124,425,000 | 40,715 |
| 1991 | 123,964,000 | 40,358 |
| 1990 | 123,478,000 | 40,432 |
| 1989 | 123,069,000 | 40,758 |
| 1988 | 122,578,000 | 41,062 |
| 1987 | 122,069,000 | 41,348 |
| 1986 | 121,482,000 | 41,618 |
| 1985 | 120,837,000 | 41,874 |
| 1984 | 120,083,000 | 42,113 |
| 1983 | 119,307,000 | 42,334 |
| 1982 | 118,480,000 | 42,532 |
| 1981 | 117,661,000 | 42,698 |
| 1980 | 116,807,000 | 42,850 |
| 1979 | 115,890,000 | 43,033 |
| 1978 | 114,913,000 | 43,217 |
| 1977 | 113,872,000 | 43,358 |
| 1976 | 112,775,000 | 43,482 |
| 1975 | 111,573,000 | 43,606 |
| 1974 | 110,162,000 | 43,738 |
| 1973 | 108,707,000 | 43,880 |
| 1972 | 107,188,000 | 44,033 |
| 1971 | 105,697,000 | 44,206 |
| 1970 | 103,403,000 | 44,606 |
| 1969 | 102,219,000 | 45,731 |
| 1968 | 101,011,000 | 47,245 |
| 1967 | 99,879,000 | 48,605 |
| 1966 | 98,851,000 | 49,898 |
| 1965 | 97,952,000 | 51,139 |
| 1964 | 96,903,000 | 52,326 |
| 1963 | 95,900,000 | 53,441 |
| 1962 | 94,933,000 | 54,461 |
| 1961 | 94,055,000 | 55,334 |
| 1960 | 93,216,000 | 55,810 |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/japan/saint-kitts-and-nevis | CC BY 
From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Saint Kitts and Nevis gained 506 people (a 1.09% growth).
For the next 10 years, from 2016 to 2026, Japan lost 4,371,748 people (a 3.44% decline), while Saint Kitts and Nevis' population decreased by 44 people (a 0.09% decline).
Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Saint Kitts and Nevis was ranked 190th in 2006 and ranked 189th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Japan's population will shrink by 14.1% to 105,400,477 people with a rank change from 12th to 17th. The population of Saint Kitts and Nevis will decrease by 5.58% to 44,409 people and will still be ranked 189th.
Both countries are in a period of decline and in 50 years are projected to lose 29.1% of the population in Japan and 21.3% in Saint Kitts and Nevis.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Japan
|
Saint Kitts
|
|
| 2100 | -0.5% | -0.8% |
| 2099 | -0.49% | -0.79% |
| 2098 | -0.48% | -0.77% |
| 2097 | -0.48% | -0.8% |
| 2096 | -0.48% | -0.8% |
| 2095 | -0.47% | -0.79% |
| 2094 | -0.47% | -0.79% |
| 2093 | -0.47% | -0.83% |
| 2092 | -0.47% | -0.79% |
| 2091 | -0.47% | -0.81% |
| 2090 | -0.47% | -0.81% |
| 2089 | -0.47% | -0.85% |
| 2088 | -0.47% | -0.8% |
| 2087 | -0.48% | -0.86% |
| 2086 | -0.49% | -0.81% |
| 2085 | -0.5% | -0.84% |
| 2084 | -0.5% | -0.85% |
| 2083 | -0.52% | -0.82% |
| 2082 | -0.53% | -0.85% |
| 2081 | -0.55% | -0.83% |
| 2080 | -0.57% | -0.84% |
| 2079 | -0.59% | -0.86% |
| 2078 | -0.62% | -0.83% |
| 2077 | -0.64% | -0.85% |
| 2076 | -0.67% | -0.83% |
| 2075 | -0.69% | -0.85% |
| 2074 | -0.73% | -0.78% |
| 2073 | -0.74% | -0.81% |
| 2072 | -0.76% | -0.8% |
| 2071 | -0.79% | -0.8% |
| 2070 | -0.79% | -0.76% |
| 2069 | -0.8% | -0.77% |
| 2068 | -0.8% | -0.76% |
| 2067 | -0.81% | -0.73% |
| 2066 | -0.81% | -0.73% |
| 2065 | -0.79% | -0.7% |
| 2064 | -0.79% | -0.67% |
| 2063 | -0.78% | -0.67% |
| 2062 | -0.77% | -0.64% |
| 2061 | -0.76% | -0.63% |
| 2060 | -0.75% | -0.67% |
| 2059 | -0.73% | -0.69% |
| 2058 | -0.71% | -0.67% |
| 2057 | -0.7% | -0.62% |
| 2056 | -0.68% | -0.66% |
| 2055 | -0.68% | -0.62% |
| 2054 | -0.65% | -0.62% |
| 2053 | -0.65% | -0.59% |
| 2052 | -0.64% | -0.58% |
| 2051 | -0.64% | -0.56% |
| 2050 | -0.64% | -0.49% |
| 2049 | -0.64% | -0.49% |
| 2048 | -0.64% | -0.52% |
| 2047 | -0.64% | -0.48% |
| 2046 | -0.65% | -0.48% |
| 2045 | -0.65% | -0.44% |
| 2044 | -0.65% | -0.47% |
| 2043 | -0.65% | -0.4% |
| 2042 | -0.66% | -0.35% |
| 2041 | -0.65% | -0.33% |
| 2040 | -0.65% | -0.32% |
| 2039 | -0.65% | -0.26% |
| 2038 | -0.65% | -0.24% |
| 2037 | -0.65% | -0.23% |
| 2036 | -0.65% | -0.21% |
| 2035 | -0.64% | -0.15% |
| 2034 | -0.63% | -0.08% |
| 2033 | -0.63% | -0.07% |
| 2032 | -0.62% | -0.03% |
| 2031 | -0.61% | 0.02% |
| 2030 | -0.6% | 0.05% |
| 2029 | -0.59% | 0.04% |
| 2028 | -0.58% | 0.13% |
| 2027 | -0.56% | 0.13% |
| 2026 | -0.54% | 0.16% |
| 2025 | -0.49% | 0.17% |
| 2024 | -0.43% | 0.18% |
| 2023 | -0.49% | 0.1% |
| 2022 | -0.44% | -0.12% |
| 2021 | -0.46% | -0.23% |
| 2020 | -0.29% | -0.17% |
| 2019 | -0.14% | -0.12% |
| 2018 | -0.13% | -0.09% |
| 2017 | -0.08% | -0.05% |
| 2016 | -0.05% | -0.03% |
| 2015 | -0.11% | -0.004% |
| 2014 | -0.13% | 0.04% |
| 2013 | -0.14% | 0.08% |
| 2012 | -0.16% | 0.31% |
| 2011 | -0.19% | 0.09% |
| 2010 | 0.02% | -0.15% |
| 2009 | -0.01% | 0.17% |
| 2008 | 0.05% | 0.28% |
| 2007 | 0.11% | 0.29% |
| 2006 | 0.06% | 0.28% |
| 2005 | 0.009% | 0.26% |
| 2004 | 0.03% | 0.3% |
| 2003 | 0.21% | 0.34% |
| 2002 | 0.23% | 0.57% |
| 2001 | 0.24% | 1.13% |
| 2000 | 0.17% | 1.45% |
| 1999 | 0.18% | 1.37% |
| 1998 | 0.27% | 1.31% |
| 1997 | 0.24% | 1.29% |
| 1996 | 0.23% | 1.3% |
| 1995 | 0.23% | 1.32% |
| 1994 | 0.28% | 1.29% |
| 1993 | 0.32% | 1.29% |
| 1992 | 0.37% | 0.88% |
| 1991 | 0.39% | -0.18% |
| 1990 | 0.33% | -0.8% |
| 1989 | 0.4% | -0.74% |
| 1988 | 0.42% | -0.69% |
| 1987 | 0.48% | -0.65% |
| 1986 | 0.53% | -0.61% |
| 1985 | 0.63% | -0.57% |
| 1984 | 0.65% | -0.52% |
| 1983 | 0.7% | -0.47% |
| 1982 | 0.7% | -0.39% |
| 1981 | 0.73% | -0.35% |
| 1980 | 0.79% | -0.43% |
| 1979 | 0.85% | -0.43% |
| 1978 | 0.91% | -0.33% |
| 1977 | 0.97% | -0.29% |
| 1976 | 1.08% | -0.28% |
| 1975 | 1.28% | -0.3% |
| 1974 | 1.34% | -0.32% |
| 1973 | 1.42% | -0.35% |
| 1972 | 1.41% | -0.39% |
| 1971 | 2.22% | -0.9% |
| 1970 | 1.16% | -2.46% |
| 1969 | 1.2% | -3.2% |
| 1968 | 1.13% | -2.8% |
| 1967 | 1.04% | -2.59% |
| 1966 | 0.92% | -2.43% |
| 1965 | 1.08% | -2.27% |
| 1964 | 1.05% | -2.09% |
| 1963 | 1.02% | -1.87% |
| 1962 | 0.93% | -1.58% |
| 1961 | 0.9% | -0.85% |
Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).
GeoRank.org/population/japan/saint-kitts-and-nevis | CC BY
In 2025, the population of Japan declined by 0.49%, while Saint Kitts and Nevis' population grew by 0.17%.
Live population counters
|
Japan
|
Saint Kitts
|
|
|---|---|---|
| Current population |
122704252
|
47031
|
| Population rank | 12/197 | 189/197 |
| Percent of world population | 1.48% | 0.0006% |
| One net population change |
52 seconds
|
4.63 days
|
| One birth every |
44.6 seconds
|
16 hours
|
| One death every |
19.1 seconds
|
18.8 hours
|
| Daily growth/decline | -1,667 | +0 |
| Annual growth/decline | -608,637 | +79 |
| Annual growth/decline rate | -0.49% | +0.17% |
| Population growth rate rank | 183/197 | 152/197 |
| One migration net change every |
3.75 minutes
|
2.9 weeks
|
| Annual migration change | +140,579 | +18 |
| Net migration rank | 10/196 | 75/196 |
| Foreign-born residents | 3,409,529 | 7,958 |
| Foreign-born residents rank | 19/195 | 181/195 |
| Foreign-born share of population | 2.8% | 17% |
| Foreign-born share rank | 120/195 | 37/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Japan
|
Saint Kitts
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 140,579 | - | 18 |
| 2024 | -942,213 | 153,357 | 82 | -7 |
| 2023 | -871,617 | 175,003 | 84 | 0 |
| 2022 | -825,825 | 175,003 | 14 | 0 |
| 2021 | -640,976 | -34,996 | -20 | -92 |
| 2020 | -542,923 | 42,001 | 98 | -202 |
| 2019 | -531,858 | 318,190 | 135 | -202 |
| 2018 | -456,520 | 320,601 | 150 | -202 |
| 2017 | -406,310 | 322,564 | 169 | -202 |
| 2016 | -343,106 | 314,732 | 185 | -202 |
| 2015 | -292,424 | 168,896 | 197 | -202 |
| 2014 | -267,279 | 58,109 | 213 | -202 |
| 2013 | -242,146 | 66,449 | 227 | -202 |
| 2012 | -229,733 | 67,904 | 246 | -202 |
| 2011 | -204,533 | 97,720 | 250 | 0 |
| 2010 | -128,070 | 131,860 | 274 | -449 |
| 2009 | -76,828 | 125,450 | 300 | -263 |
| 2008 | -51,225 | 142,605 | 322 | -197 |
| 2007 | -25,600 | 138,024 | 341 | -200 |
| 2006 | 12,785 | 130,065 | 355 | -221 |
| 2005 | -25,554 | 113,017 | 361 | -234 |
| 2004 | 76,656 | 69,014 | 365 | -237 |
| 2003 | 114,946 | 74,875 | 369 | -224 |
| 2002 | 178,423 | 60,864 | 365 | -210 |
| 2001 | 203,438 | 59,563 | 369 | -7 |
| 2000 | 228,317 | 23,468 | 376 | 291 |
| 1999 | 202,610 | 56,901 | 413 | 213 |
| 1998 | 265,440 | 45,912 | 415 | 170 |
| 1997 | 277,325 | 43,366 | 405 | 157 |
| 1996 | 314,392 | 25,030 | 379 | 168 |
| 1995 | 276,039 | 87,714 | 382 | 162 |
| 1994 | 363,017 | 154,214 | 370 | 170 |
| 1993 | 312,073 | 168,836 | 373 | 160 |
| 1992 | 360,833 | 170,878 | 369 | 158 |
| 1991 | 396,685 | 161,331 | 411 | -217 |
| 1990 | 407,478 | 124,582 | 471 | -812 |
| 1989 | 467,662 | 31,202 | 476 | -788 |
| 1988 | 527,085 | 51,154 | 471 | -766 |
| 1987 | 598,138 | 28,001 | 486 | -767 |
| 1986 | 631,706 | 27,987 | 520 | -783 |
| 1985 | 676,687 | -141,323 | 574 | -821 |
| 1984 | 756,523 | -273,686 | 598 | -828 |
| 1983 | 775,495 | -269,755 | 664 | -880 |
| 1982 | 805,664 | -288,550 | 672 | -858 |
| 1981 | 811,861 | -278,525 | 684 | -832 |
| 1980 | 864,372 | -92,314 | 652 | -798 |
| 1979 | 950,298 | -57,692 | 643 | -856 |
| 1978 | 1,011,234 | -47,996 | 654 | -817 |
| 1977 | 1,070,397 | -49,082 | 697 | -820 |
| 1976 | 1,127,750 | -34,976 | 703 | -823 |
| 1975 | 1,204,989 | 107 | 688 | -813 |
| 1974 | 1,332,960 | -10,145 | 670 | -810 |
| 1973 | 1,391,449 | -34,674 | 646 | -794 |
| 1972 | 1,372,006 | -73,980 | 619 | -782 |
| 1971 | 1,331,782 | -107,778 | 615 | -797 |
| 1970 | 1,230,496 | 33,731 | 611 | -1,227 |
| 1969 | 1,195,962 | 49,447 | 708 | -2,340 |
| 1968 | 1,191,930 | 43,593 | 812 | -2,208 |
| 1967 | 1,258,475 | 29,632 | 951 | -2,270 |
| 1966 | 682,072 | 68,934 | 1,103 | -2,366 |
| 1965 | 1,126,448 | -50,667 | 1,228 | -2,447 |
| 1964 | 1,046,553 | -100,696 | 1,305 | -2,465 |
| 1963 | 987,770 | -100,742 | 1,360 | -2,435 |
| 1962 | 901,864 | -57,075 | 1,373 | -2,331 |
| 1961 | 893,522 | -58,882 | 1,466 | -2,256 |
| 1960 | 894,874 | -150,371 | 1,562 | -1,725 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).
GeoRank.org/population/japan/saint-kitts-and-nevis | CC BY
Over the last 10 years, 75% of the population change in Japan is from natural causes (a loss of 5,853,772 people) and 25% is from migration (a gain of 1,955,351 people). In Saint Kitts and Nevis 45.5% is from natural causes (a gain of 1,094 people) and 54.5% is from migration (a loss of 1,311 people).
As of 2024, 3,409,529 residents or 2.8% of the population were not native-born in Japan, compared to 7,958 people or 17% in Saint Kitts and Nevis.
Biggest cities by population
|
Japan
|
|
|---|---|
| City | Population |
| Tokyo | 14.3M |
| Yokohama | 3.76M |
| Osaka | 2.75M |
| Nagoya | 2.33M |
| Sapporo | 1.96M |
| Fukuoka | 1.6M |
| Kawasaki | 1.54M |
| Kobe | 1.52M |
| Kyoto | 1.46M |
| Saitama | 1.33M |
|
Saint Kitts
|
|
|---|---|
| City | Population |
| Basseterre | 12.9K |
| Cayon | 3K |
Compare countries by 7 more topics
Population differences between Japan and Saint Kitts and Nevis
|
Japan
|
Saint Kitts
|
|
|---|---|---|
| Life expectancy | 85.1 years | 72.6 years |
| Average age | 48.5 years | 37.5 years |
| Median age | 50.8 years | 37.1 years |
| Male:Female ratio | 48.8:51.2 | 47.8:52.2 |
| Fertility rate | 1.15 births per woman | 1.53 births per woman |
| Population density | 872 ppl/mi² | 468 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).
GeoRank.org/population/japan/saint-kitts-and-nevis | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-07-08)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
- U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
- Wikidata (2026, retrieved 2026-07-08)
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