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Population in Japan compared to Ukraine: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Japan was 123,366,734 in 2025 vs 38,980,376 people in Ukraine in 2025. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,704,252 people compared to 40,408,451 in Ukraine.

Population statistics:

  • Japan's population is 3.04 times bigger than Ukraine's.
  • Japan is ranked the 12th most populous country in the world, while Ukraine is the 40th.
  • The countries together account for 1.96% of the world: 1.48% for Japan vs 0.49% for Ukraine.
  • For the last 10 years, Japan has had an average growth rate of -0.28% per year vs -1.44% in Ukraine.
  • Since 2006, the population of Japan has decreased from 128M people to 123M (4.03% decline), while Ukraine has declined from 47.3M to 40.4M (14.5% decline).

Japan vs Ukraine: population by year and forecast

Japan
Factual

Projection
Ukraine
Factual

Projection
1x
Year Population
Japan Ukraine
2100 76,995,942 15,603,179
2099 77,380,486 15,862,593
2098 77,759,557 16,125,815
2097 78,135,569 16,393,353
2096 78,515,892 16,664,587
2095 78,892,606 16,939,471
2094 79,267,768 17,219,443
2093 79,645,584 17,504,349
2092 80,025,578 17,793,601
2091 80,401,222 18,087,289
2090 80,778,500 18,386,570
2089 81,158,413 18,689,852
2088 81,539,639 18,998,014
2087 81,926,401 19,311,662
2086 82,322,612 19,630,012
2085 82,727,738 19,952,247
2084 83,141,354 20,280,817
2083 83,562,394 20,613,034
2082 83,998,809 20,949,887
2081 84,447,888 21,289,979
2080 84,918,455 21,633,931
2079 85,406,042 21,981,015
2078 85,916,840 22,331,415
2077 86,453,316 22,684,635
2076 87,012,155 23,041,181
2075 87,597,053 23,400,319
2074 88,209,803 23,762,428
2073 88,854,316 24,126,690
2072 89,519,055 24,491,363
2071 90,204,314 24,859,381
2070 90,919,143 25,229,957
2069 91,645,589 25,602,485
2068 92,388,299 25,976,390
2067 93,133,993 26,352,535
2066 93,889,902 26,730,314
2065 94,654,259 27,109,886
2064 95,412,429 27,491,024
2063 96,169,244 27,872,631
2062 96,924,236 28,254,738
2061 97,675,525 28,638,347
2060 98,422,553 29,021,488
2059 99,166,038 29,404,719
2058 99,890,950 29,788,559
2057 100,607,740 30,170,070
2056 101,318,164 30,548,973
2055 102,012,184 30,926,521
2054 102,706,063 31,299,425
2053 103,381,833 31,669,550
2052 104,059,800 32,035,413
2051 104,729,745 32,397,707
2050 105,400,477 32,754,538
2049 106,076,354 33,107,228
2048 106,754,699 33,451,994
2047 107,442,881 33,793,296
2046 108,139,155 34,131,561
2045 108,844,934 34,463,236
2044 109,553,441 34,790,682
2043 110,269,851 35,115,069
2042 110,992,599 35,437,607
2041 111,729,216 35,758,248
2040 112,463,507 36,075,749
2039 113,200,859 36,396,426
2038 113,940,856 36,714,126
2037 114,687,611 37,031,794
2036 115,436,359 37,345,665
2035 116,187,949 37,659,856
2034 116,936,734 37,972,332
2033 117,678,572 38,283,563
2032 118,419,247 38,592,696
2031 119,153,646 38,902,570
2030 119,882,512 39,210,256
2029 120,600,781 39,514,695
2028 121,314,239 39,816,523
2027 122,015,984 40,111,670
2026 122,704,252 40,408,451
2025 123,366,734 38,980,376
2024 123,975,371 37,860,221
2023 124,516,650 37,732,836
2022 125,124,989 41,048,766
2021 125,681,593 44,298,640
2020 126,261,000 44,680,014
2019 126,633,000 44,957,458
2018 126,811,000 45,208,907
2017 126,972,000 45,436,041
2016 127,076,000 45,616,832
2015 127,141,000 45,784,896
2014 127,276,000 45,972,380
2013 127,445,000 46,126,770
2012 127,629,000 46,210,056
2011 127,833,000 46,307,853
2010 128,070,000 46,456,003
2009 128,047,000 46,623,731
2008 128,063,000 46,819,175
2007 128,001,000 47,062,798
2006 127,854,000 47,278,694
2005 127,773,000 47,585,556
2004 127,761,000 47,979,507
2003 127,718,000 48,315,136
2002 127,445,000 48,677,281
2001 127,149,000 49,106,855
2000 126,843,000 49,556,660
1999 126,631,000 49,976,446
1998 126,400,000 50,379,731
1997 126,057,000 50,786,885
1996 125,757,000 51,226,109
1995 125,472,000 51,665,539
1994 125,178,000 52,075,998
1993 124,829,000 52,350,126
1992 124,425,000 52,323,671
1991 123,964,000 52,170,961
1990 123,478,000 52,054,092
1989 123,069,000 51,917,817
1988 122,578,000 51,724,853
1987 122,069,000 51,515,732
1986 121,482,000 51,318,745
1985 120,837,000 51,108,770
1984 120,083,000 50,887,599
1983 119,307,000 50,637,029
1982 118,480,000 50,402,724
1981 117,661,000 50,189,281
1980 116,807,000 49,955,152
1979 115,890,000 49,721,381
1978 114,913,000 49,521,243
1977 113,872,000 49,336,481
1976 112,775,000 49,120,842
1975 111,573,000 48,865,229
1974 110,162,000 48,576,570
1973 108,707,000 48,277,121
1972 107,188,000 47,946,893
1971 105,697,000 47,573,287
1970 103,403,000 47,261,306
1969 102,219,000 46,976,256
1968 101,011,000 46,614,325
1967 99,879,000 46,215,988
1966 98,851,000 45,802,519
1965 97,952,000 45,386,892
1964 96,903,000 44,951,156
1963 95,900,000 44,462,372
1962 94,933,000 43,943,674
1961 94,055,000 43,399,766
1960 93,216,000 42,824,093

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/ukraine | CC BY

From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Ukraine lost 1,661,862 people (a 3.52% decline).

For the next 10 years, from 2016 to 2026, Japan lost 4,371,748 people (a 3.44% decline), while Ukraine's population decreased by 5,208,381 people (a 11.4% decline).

Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Ukraine was ranked 27th in 2006 and ranked 40th 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 Ukraine will decrease by 18.9% to 32,754,538 people and rank change from 40th to 60th.

Both countries are in a period of decline and in 50 years are projected to lose 29.1% of the population in Japan and 43% in Ukraine.

Population growth rate by year

Japan
Factual

Projection
Ukraine
Factual

Projection
1x
Year Growth rate
Japan Ukraine
2100 -0.5% -1.64%
2099 -0.49% -1.63%
2098 -0.48% -1.63%
2097 -0.48% -1.63%
2096 -0.48% -1.62%
2095 -0.47% -1.63%
2094 -0.47% -1.63%
2093 -0.47% -1.63%
2092 -0.47% -1.62%
2091 -0.47% -1.63%
2090 -0.47% -1.62%
2089 -0.47% -1.62%
2088 -0.47% -1.62%
2087 -0.48% -1.62%
2086 -0.49% -1.62%
2085 -0.5% -1.62%
2084 -0.5% -1.61%
2083 -0.52% -1.61%
2082 -0.53% -1.6%
2081 -0.55% -1.59%
2080 -0.57% -1.58%
2079 -0.59% -1.57%
2078 -0.62% -1.56%
2077 -0.64% -1.55%
2076 -0.67% -1.53%
2075 -0.69% -1.52%
2074 -0.73% -1.51%
2073 -0.74% -1.49%
2072 -0.76% -1.48%
2071 -0.79% -1.47%
2070 -0.79% -1.46%
2069 -0.8% -1.44%
2068 -0.8% -1.43%
2067 -0.81% -1.41%
2066 -0.81% -1.4%
2065 -0.79% -1.39%
2064 -0.79% -1.37%
2063 -0.78% -1.35%
2062 -0.77% -1.34%
2061 -0.76% -1.32%
2060 -0.75% -1.3%
2059 -0.73% -1.29%
2058 -0.71% -1.26%
2057 -0.7% -1.24%
2056 -0.68% -1.22%
2055 -0.68% -1.19%
2054 -0.65% -1.17%
2053 -0.65% -1.14%
2052 -0.64% -1.12%
2051 -0.64% -1.09%
2050 -0.64% -1.07%
2049 -0.64% -1.03%
2048 -0.64% -1.01%
2047 -0.64% -0.99%
2046 -0.65% -0.96%
2045 -0.65% -0.94%
2044 -0.65% -0.92%
2043 -0.65% -0.91%
2042 -0.66% -0.9%
2041 -0.65% -0.88%
2040 -0.65% -0.88%
2039 -0.65% -0.87%
2038 -0.65% -0.86%
2037 -0.65% -0.84%
2036 -0.65% -0.83%
2035 -0.64% -0.82%
2034 -0.63% -0.81%
2033 -0.63% -0.8%
2032 -0.62% -0.8%
2031 -0.61% -0.78%
2030 -0.6% -0.77%
2029 -0.59% -0.76%
2028 -0.58% -0.74%
2027 -0.56% -0.73%
2026 -0.54% 3.66%
2025 -0.49% 2.96%
2024 -0.43% 0.34%
2023 -0.49% -8.08%
2022 -0.44% -7.34%
2021 -0.46% -0.85%
2020 -0.29% -0.62%
2019 -0.14% -0.56%
2018 -0.13% -0.5%
2017 -0.08% -0.4%
2016 -0.05% -0.37%
2015 -0.11% -0.41%
2014 -0.13% -0.33%
2013 -0.14% -0.18%
2012 -0.16% -0.21%
2011 -0.19% -0.32%
2010 0.02% -0.36%
2009 -0.01% -0.42%
2008 0.05% -0.52%
2007 0.11% -0.46%
2006 0.06% -0.64%
2005 0.009% -0.82%
2004 0.03% -0.69%
2003 0.21% -0.74%
2002 0.23% -0.87%
2001 0.24% -0.91%
2000 0.17% -0.84%
1999 0.18% -0.8%
1998 0.27% -0.8%
1997 0.24% -0.86%
1996 0.23% -0.85%
1995 0.23% -0.79%
1994 0.28% -0.52%
1993 0.32% 0.05%
1992 0.37% 0.29%
1991 0.39% 0.22%
1990 0.33% 0.26%
1989 0.4% 0.37%
1988 0.42% 0.41%
1987 0.48% 0.38%
1986 0.53% 0.41%
1985 0.63% 0.43%
1984 0.65% 0.49%
1983 0.7% 0.46%
1982 0.7% 0.43%
1981 0.73% 0.47%
1980 0.79% 0.47%
1979 0.85% 0.4%
1978 0.91% 0.37%
1977 0.97% 0.44%
1976 1.08% 0.52%
1975 1.28% 0.59%
1974 1.34% 0.62%
1973 1.42% 0.69%
1972 1.41% 0.79%
1971 2.22% 0.66%
1970 1.16% 0.61%
1969 1.2% 0.78%
1968 1.13% 0.86%
1967 1.04% 0.9%
1966 0.92% 0.92%
1965 1.08% 0.97%
1964 1.05% 1.1%
1963 1.02% 1.18%
1962 0.93% 1.25%
1961 0.9% 1.34%

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/ukraine | CC BY

In 2025, the population of Japan declined by 0.49%, while Ukraine's population grew by 2.96%.

Live population counters

Japan Ukraine
Current population
122704252
40408451
Population rank 12/197 40/197
Percent of world population 1.48% 0.49%
One net population change
52 seconds
28.2 seconds
One birth every
44.6 seconds
2.54 minutes
One death every
19.1 seconds
1.02 minutes
Daily growth/decline -1,667 +3,069
Annual growth/decline -608,637 +1,120,155
Annual growth/decline rate -0.49% +2.96%
Population growth rate rank 183/197 13/197
One migration net change every
3.75 minutes
18.6 seconds
Annual migration change +140,579 +1,702,358
Net migration rank 10/196 1/196
Foreign-born residents 3,409,529 5,064,173
Foreign-born residents rank 19/195 14/195
Foreign-born share of population 2.8% 13.4%
Foreign-born share rank 120/195 51/195

Natural population change vs migration

Japan
Natural

Migration
Ukraine
Natural

Migration
1x
Year Population change
Japan Ukraine
Natural Migration Natural Migration
2025 - 140,579 - 1,702,358
2024 -942,213 153,357 -308,069 1,146,012
2023 -871,617 175,003 -283,185 -299,961
2022 -825,825 175,003 -349,284 -5,699,445
2021 -640,976 -34,996 -449,941 -1,129
2020 -542,923 42,001 -307,533 -4,167
2019 -531,858 318,190 -236,296 -6,908
2018 -456,520 320,601 -227,491 -32,220
2017 -406,310 322,564 -158,390 -36,155
2016 -343,106 314,732 -135,710 -31,340
2015 -292,424 168,896 -147,107 -21,992
2014 -267,279 58,109 -140,216 -65,678
2013 -242,146 66,449 -129,662 26,781
2012 -229,733 67,904 -130,451 66,768
2011 -204,533 97,720 -158,372 26,457
2010 -128,070 131,860 -180,388 16,030
2009 -76,828 125,450 -197,918 26,796
2008 -51,225 142,605 -229,086 9,312
2007 -25,600 138,024 -282,659 15,237
2006 12,785 130,065 -300,787 136,442
2005 -25,554 113,017 -337,857 -111,493
2004 76,656 69,014 -344,157 5,644
2003 114,946 74,875 -351,299 18,540
2002 178,423 60,864 -364,544 -26,991
2001 203,438 59,563 -374,734 -92,847
2000 228,317 23,468 -364,143 -67,865
1999 202,610 56,901 -348,286 -59,247
1998 265,440 45,912 -318,299 -80,684
1997 277,325 43,366 -306,549 -108,735
1996 314,392 25,030 -305,154 -158,008
1995 276,039 87,714 -281,629 -134,053
1994 363,017 154,214 -238,820 -166,380
1993 312,073 168,836 -169,405 26,357
1992 360,833 170,878 -95,857 291,788
1991 396,685 161,331 -16,486 125,962
1990 407,478 124,582 48,463 75,760
1989 467,662 31,202 106,431 36,978
1988 527,085 51,154 162,002 75,637
1987 598,138 28,001 198,850 -18,275
1986 631,706 27,987 225,751 -12,369
1985 676,687 -141,323 201,011 5,546
1984 756,523 -273,686 222,430 13,340
1983 775,495 -269,755 241,741 23,608
1982 805,664 -288,550 194,101 9,096
1981 811,861 -278,525 182,839 40,807
1980 864,372 -92,314 197,223 47,406
1979 950,298 -57,692 197,294 25,635
1978 1,011,234 -47,996 206,554 -29,180
1977 1,070,397 -49,082 216,932 -24,745
1976 1,127,750 -34,976 247,323 -8,219
1975 1,204,989 107 256,787 15,336
1974 1,332,960 -10,145 273,486 31,725
1973 1,391,449 -34,674 274,938 18,777
1972 1,372,006 -73,980 309,785 56,928
1971 1,331,782 -107,778 305,849 74,604
1970 1,230,496 33,731 291,839 -48,335
1969 1,195,962 49,447 274,858 51,763
1968 1,191,930 43,593 295,162 102,096
1967 1,258,475 29,632 313,899 85,527
1966 682,072 68,934 337,794 89,737
1965 1,126,448 -50,667 334,365 69,354
1964 1,046,553 -100,696 391,120 76,650
1963 987,770 -100,742 449,648 60,178
1962 901,864 -57,075 481,887 45,712
1961 893,522 -58,882 508,602 51,625
1960 894,874 -150,371 538,812 52,281

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/japan/ukraine | 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 Ukraine 34.3% is from natural causes (a loss of 2,603,006 people) and 65.7% is from migration (a loss of 4,987,305 people).

As of 2024, 3,409,529 residents or 2.8% of the population were not native-born in Japan, compared to 5,064,173 people or 13.4% in Ukraine.

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
Ukraine
City Population
Kyiv 2.95M
Kharkiv 1.42M
Odesa 1.01M
Dnipro 969K
Donetsk 902K
Lviv 717K
Zaporizhia 710K
Kryvyi Rih 604K
Mykolaiv 470K
Luhansk 418K

Compare countries by 7 more topics

Population map with other countries

1x

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/ukraine | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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