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

Updated on by Georank

The latest officially reported population of Japan was 123,366,734 in 2025 vs 57,532,493 people in Kenya in 2025. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,704,252 people compared to 59,218,766 in Kenya.

Population statistics:

  • Japan's population is 2.07 times bigger than Kenya's.
  • Japan is ranked the 12th most populous country in the world, while Kenya is the 25th.
  • The countries together account for 2.19% of the world: 1.48% for Japan vs 0.71% for Kenya.
  • For the last 10 years, Japan has had an average growth rate of -0.28% per year vs +2.04% in Kenya.
  • Since 2006, the population of Japan has decreased from 128M people to 123M (4.03% decline), while Kenya has grown from 36.9M to 59.2M (60.5% growth).

Japan vs Kenya: population by year and forecast

Japan
Factual

Projection
Kenya
Factual

Projection
1x
Year Population
Japan Kenya
2100 76,995,942 105,223,316
2099 77,380,486 105,242,590
2098 77,759,557 105,242,641
2097 78,135,569 105,236,101
2096 78,515,892 105,205,242
2095 78,892,606 105,160,786
2094 79,267,768 105,103,544
2093 79,645,584 105,032,088
2092 80,025,578 104,940,218
2091 80,401,222 104,832,015
2090 80,778,500 104,703,358
2089 81,158,413 104,558,519
2088 81,539,639 104,399,468
2087 81,926,401 104,228,800
2086 82,322,612 104,041,464
2085 82,727,738 103,840,241
2084 83,141,354 103,625,624
2083 83,562,394 103,392,537
2082 83,998,809 103,144,028
2081 84,447,888 102,874,777
2080 84,918,455 102,580,506
2079 85,406,042 102,272,538
2078 85,916,840 101,946,897
2077 86,453,316 101,598,847
2076 87,012,155 101,225,562
2075 87,597,053 100,835,197
2074 88,209,803 100,422,464
2073 88,854,316 99,987,171
2072 89,519,055 99,519,193
2071 90,204,314 99,028,293
2070 90,919,143 98,515,267
2069 91,645,589 97,978,409
2068 92,388,299 97,414,394
2067 93,133,993 96,829,083
2066 93,889,902 96,216,770
2065 94,654,259 95,585,451
2064 95,412,429 94,929,481
2063 96,169,244 94,252,826
2062 96,924,236 93,548,321
2061 97,675,525 92,824,672
2060 98,422,553 92,085,725
2059 99,166,038 91,330,716
2058 99,890,950 90,557,051
2057 100,607,740 89,770,421
2056 101,318,164 88,981,572
2055 102,012,184 88,179,741
2054 102,706,063 87,367,666
2053 103,381,833 86,540,071
2052 104,059,800 85,698,312
2051 104,729,745 84,838,589
2050 105,400,477 83,964,839
2049 106,076,354 83,078,796
2048 106,754,699 82,179,525
2047 107,442,881 81,263,371
2046 108,139,155 80,329,258
2045 108,844,934 79,378,234
2044 109,553,441 78,403,097
2043 110,269,851 77,407,646
2042 110,992,599 76,389,004
2041 111,729,216 75,353,221
2040 112,463,507 74,297,998
2039 113,200,859 73,230,696
2038 113,940,856 72,143,698
2037 114,687,611 71,048,729
2036 115,436,359 69,939,553
2035 116,187,949 68,821,441
2034 116,936,734 67,695,500
2033 117,678,572 66,560,141
2032 118,419,247 65,422,172
2031 119,153,646 64,280,471
2030 119,882,512 63,144,611
2029 120,600,781 62,012,629
2028 121,314,239 60,885,488
2027 122,015,984 59,761,684
2026 122,704,252 58,645,347
2025 123,366,734 57,532,493
2024 123,975,371 56,432,944
2023 124,516,650 55,339,003
2022 125,124,989 54,252,461
2021 125,681,593 53,219,166
2020 126,261,000 52,217,334
2019 126,633,000 51,202,827
2018 126,811,000 50,207,107
2017 126,972,000 49,197,766
2016 127,076,000 48,139,687
2015 127,141,000 47,088,526
2014 127,276,000 46,051,440
2013 127,445,000 44,986,791
2012 127,629,000 43,888,303
2011 127,833,000 42,758,461
2010 128,070,000 41,598,567
2009 128,047,000 40,408,891
2008 128,063,000 39,206,351
2007 128,001,000 38,036,349
2006 127,854,000 36,904,008
2005 127,773,000 35,796,484
2004 127,761,000 34,713,455
2003 127,718,000 33,652,223
2002 127,445,000 32,629,808
2001 127,149,000 31,619,170
2000 126,843,000 30,642,890
1999 126,631,000 29,733,408
1998 126,400,000 28,888,057
1997 126,057,000 28,101,768
1996 125,757,000 27,344,211
1995 125,472,000 26,601,751
1994 125,178,000 25,857,130
1993 124,829,000 25,117,188
1992 124,425,000 24,382,460
1991 123,964,000 23,646,514
1990 123,478,000 22,892,651
1989 123,069,000 22,118,434
1988 122,578,000 21,356,219
1987 122,069,000 20,616,096
1986 121,482,000 19,901,646
1985 120,837,000 19,201,768
1984 120,083,000 18,514,906
1983 119,307,000 17,846,374
1982 118,480,000 17,206,175
1981 117,661,000 16,601,507
1980 116,807,000 16,018,459
1979 115,890,000 15,460,666
1978 114,913,000 14,934,126
1977 113,872,000 14,428,819
1976 112,775,000 13,957,623
1975 111,573,000 13,511,671
1974 110,162,000 13,070,078
1973 108,707,000 12,634,835
1972 107,188,000 12,206,060
1971 105,697,000 11,788,904
1970 103,403,000 11,368,791
1969 102,219,000 10,939,695
1968 101,011,000 10,518,823
1967 99,879,000 10,111,057
1966 98,851,000 9,717,816
1965 97,952,000 9,338,078
1964 96,903,000 8,973,535
1963 95,900,000 8,627,971
1962 94,933,000 8,299,308
1961 94,055,000 7,987,770
1960 93,216,000 7,695,307

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/kenya | CC BY

From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Kenya gained 11,235,679 people (a 30.4% growth).

For the next 10 years, from 2016 to 2026, Japan lost 4,371,748 people (a 3.44% decline), while Kenya's population increased by 11,079,079 people (a 23% growth).

Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Kenya was ranked 33rd in 2006 and ranked 25th 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 Kenya will increase by 41.8% to 83,964,839 people and rank change from 25th to 22nd.

Kenya is projected to reach its peak in 2098 at 105M people, while Japan's population already peaked in 2010 at 128M people and is projected to decrease to 77M people by 2100.

Population growth rate by year

Japan
Factual

Projection
Kenya
Factual

Projection
1x
Year Growth rate
Japan Kenya
2100 -0.5% -0.02%
2099 -0.49% -0%
2098 -0.48% 0.006%
2097 -0.48% 0.03%
2096 -0.48% 0.04%
2095 -0.47% 0.05%
2094 -0.47% 0.07%
2093 -0.47% 0.09%
2092 -0.47% 0.1%
2091 -0.47% 0.12%
2090 -0.47% 0.14%
2089 -0.47% 0.15%
2088 -0.47% 0.16%
2087 -0.48% 0.18%
2086 -0.49% 0.19%
2085 -0.5% 0.21%
2084 -0.5% 0.23%
2083 -0.52% 0.24%
2082 -0.53% 0.26%
2081 -0.55% 0.29%
2080 -0.57% 0.3%
2079 -0.59% 0.32%
2078 -0.62% 0.34%
2077 -0.64% 0.37%
2076 -0.67% 0.39%
2075 -0.69% 0.41%
2074 -0.73% 0.44%
2073 -0.74% 0.47%
2072 -0.76% 0.5%
2071 -0.79% 0.52%
2070 -0.79% 0.55%
2069 -0.8% 0.58%
2068 -0.8% 0.6%
2067 -0.81% 0.64%
2066 -0.81% 0.66%
2065 -0.79% 0.69%
2064 -0.79% 0.72%
2063 -0.78% 0.75%
2062 -0.77% 0.78%
2061 -0.76% 0.8%
2060 -0.75% 0.83%
2059 -0.73% 0.85%
2058 -0.71% 0.88%
2057 -0.7% 0.89%
2056 -0.68% 0.91%
2055 -0.68% 0.93%
2054 -0.65% 0.96%
2053 -0.65% 0.98%
2052 -0.64% 1.01%
2051 -0.64% 1.04%
2050 -0.64% 1.07%
2049 -0.64% 1.09%
2048 -0.64% 1.13%
2047 -0.64% 1.16%
2046 -0.65% 1.2%
2045 -0.65% 1.24%
2044 -0.65% 1.29%
2043 -0.65% 1.33%
2042 -0.66% 1.37%
2041 -0.65% 1.42%
2040 -0.65% 1.46%
2039 -0.65% 1.51%
2038 -0.65% 1.54%
2037 -0.65% 1.59%
2036 -0.65% 1.62%
2035 -0.64% 1.66%
2034 -0.63% 1.71%
2033 -0.63% 1.74%
2032 -0.62% 1.78%
2031 -0.61% 1.8%
2030 -0.6% 1.83%
2029 -0.59% 1.85%
2028 -0.58% 1.88%
2027 -0.56% 1.9%
2026 -0.54% 1.93%
2025 -0.49% 1.95%
2024 -0.43% 1.98%
2023 -0.49% 2%
2022 -0.44% 1.94%
2021 -0.46% 1.92%
2020 -0.29% 1.98%
2019 -0.14% 1.98%
2018 -0.13% 2.05%
2017 -0.08% 2.2%
2016 -0.05% 2.23%
2015 -0.11% 2.25%
2014 -0.13% 2.37%
2013 -0.14% 2.5%
2012 -0.16% 2.64%
2011 -0.19% 2.79%
2010 0.02% 2.94%
2009 -0.01% 3.07%
2008 0.05% 3.08%
2007 0.11% 3.07%
2006 0.06% 3.09%
2005 0.009% 3.12%
2004 0.03% 3.15%
2003 0.21% 3.13%
2002 0.23% 3.2%
2001 0.24% 3.19%
2000 0.17% 3.06%
1999 0.18% 2.93%
1998 0.27% 2.8%
1997 0.24% 2.77%
1996 0.23% 2.79%
1995 0.23% 2.88%
1994 0.28% 2.95%
1993 0.32% 3.01%
1992 0.37% 3.11%
1991 0.39% 3.29%
1990 0.33% 3.5%
1989 0.4% 3.57%
1988 0.42% 3.59%
1987 0.48% 3.59%
1986 0.53% 3.64%
1985 0.63% 3.71%
1984 0.65% 3.75%
1983 0.7% 3.72%
1982 0.7% 3.64%
1981 0.73% 3.64%
1980 0.79% 3.61%
1979 0.85% 3.53%
1978 0.91% 3.5%
1977 0.97% 3.38%
1976 1.08% 3.3%
1975 1.28% 3.38%
1974 1.34% 3.44%
1973 1.42% 3.51%
1972 1.41% 3.54%
1971 2.22% 3.7%
1970 1.16% 3.92%
1969 1.2% 4%
1968 1.13% 4.03%
1967 1.04% 4.05%
1966 0.92% 4.07%
1965 1.08% 4.06%
1964 1.05% 4.01%
1963 1.02% 3.96%
1962 0.93% 3.9%
1961 0.9% 3.8%

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/kenya | CC BY

In 2025, the population of Japan declined by 0.49%, while Kenya's population grew by 1.95%.

Live population counters

Japan Kenya
Current population
122704252
59218766
Population rank 12/197 25/197
Percent of world population 1.48% 0.71%
One net population change
52 seconds
28.8 seconds
One birth every
44.6 seconds
20.7 seconds
One death every
19.1 seconds
1.3 minutes
Daily growth/decline -1,667 +3,012
Annual growth/decline -608,637 +1,099,549
Annual growth/decline rate -0.49% +1.95%
Population growth rate rank 183/197 51/197
One migration net change every
3.75 minutes
19.3 minutes
Annual migration change +140,579 -27,330
Net migration rank 10/196 160/196
Foreign-born residents 3,409,529 992,536
Foreign-born residents rank 19/195 61/195
Foreign-born share of population 2.8% 1.8%
Foreign-born share rank 120/195 136/195

Natural population change vs migration

Japan
Natural

Migration
Kenya
Natural

Migration
1x
Year Population change
Japan Kenya
Natural Migration Natural Migration
2025 - 140,579 - -27,330
2024 -942,213 153,357 1,116,695 -19,781
2023 -871,617 175,003 1,100,970 -10,003
2022 -825,825 175,003 1,092,102 -10,003
2021 -640,976 -34,996 1,037,082 -52,552
2020 -542,923 42,001 1,036,253 -17,111
2019 -531,858 318,190 1,071,777 -61,949
2018 -456,520 320,601 1,097,075 -115,436
2017 -406,310 322,564 1,105,769 -68,702
2016 -343,106 314,732 1,108,801 -29,728
2015 -292,424 168,896 1,119,200 -95,977
2014 -267,279 58,109 1,123,333 -72,415
2013 -242,146 66,449 1,136,006 -57,634
2012 -229,733 67,904 1,161,548 -42,928
2011 -204,533 97,720 1,185,863 -44,795
2010 -128,070 131,860 1,199,786 -21,069
2009 -76,828 125,450 1,193,598 7,096
2008 -51,225 142,605 1,174,818 29,612
2007 -25,600 138,024 1,147,063 -11,495
2006 12,785 130,065 1,113,357 15,767
2005 -25,554 113,017 1,080,446 5,501
2004 76,656 69,014 1,048,590 31,525
2003 114,946 74,875 1,018,182 24,175
2002 178,423 60,864 992,044 10,431
2001 203,438 59,563 963,721 55,052
2000 228,317 23,468 928,357 5,407
1999 202,610 56,901 898,484 -13,257
1998 265,440 45,912 875,511 -70,023
1997 277,325 43,366 847,493 -80,443
1996 314,392 25,030 827,326 -79,276
1995 276,039 87,714 812,391 -75,506
1994 363,017 154,214 792,702 -40,367
1993 312,073 168,836 788,579 -61,054
1992 360,833 170,878 785,018 -43,085
1991 396,685 161,331 790,030 -60,087
1990 407,478 124,582 789,087 -11,338
1989 467,662 31,202 795,622 -24,949
1988 527,085 51,154 785,652 -31,894
1987 598,138 28,001 775,124 -48,633
1986 631,706 27,987 755,606 -53,183
1985 676,687 -141,323 732,739 -35,400
1984 756,523 -273,686 709,639 -33,253
1983 775,495 -269,755 684,587 -23,905
1982 805,664 -288,550 663,109 -43,382
1981 811,861 -278,525 642,379 -52,761
1980 864,372 -92,314 616,390 -39,920
1979 950,298 -57,692 595,390 -56,280
1978 1,011,234 -47,996 574,695 -60,718
1977 1,070,397 -49,082 554,124 -57,493
1976 1,127,750 -34,976 536,740 -90,990
1975 1,204,989 107 517,579 -71,421
1974 1,332,960 -10,145 500,008 -62,973
1973 1,391,449 -34,674 485,556 -52,102
1972 1,372,006 -73,980 472,557 -48,466
1971 1,331,782 -107,778 459,897 -49,671
1970 1,230,496 33,731 443,065 -13,064
1969 1,195,962 49,447 427,819 369
1968 1,191,930 43,593 411,948 1,611
1967 1,258,475 29,632 396,920 5,060
1966 682,072 68,934 382,891 1,616
1965 1,126,448 -50,667 366,444 8,524
1964 1,046,553 -100,696 349,322 4,788
1963 987,770 -100,742 332,763 4,246
1962 901,864 -57,075 315,797 4,521
1961 893,522 -58,882 298,463 4,296
1960 894,874 -150,371 280,032 2,134

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

GeoRank.org/population/japan/kenya | 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 Kenya 95.8% is from natural causes (a gain of 10,885,724 people) and 4.23% is from migration (a loss of 481,242 people).

As of 2024, 3,409,529 residents or 2.8% of the population were not native-born in Japan, compared to 992,536 people or 1.8% in Kenya.

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
Kenya
City Population
Nairobi 5.54M
Mombasa 1.21M
Kisumu 398K
Nakuru 308K
Eldoret 289K
Thika 279K
Malindi 120K
Machakos 114K
Mumias 100K
Meru 42.7K

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/kenya | 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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