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

Updated on by Georank

The latest officially reported population of Japan was 123,366,734 in 2025 vs 18,931,966 people in Senegal in 2025. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,704,252 people compared to 19,596,169 in Senegal.

Population statistics:

  • Japan's population is 6.26 times bigger than Senegal's.
  • Japan is ranked the 12th most populous country in the world, while Senegal is the 68th.
  • The countries together account for 1.71% of the world: 1.48% for Japan vs 0.24% for Senegal.
  • For the last 10 years, Japan has had an average growth rate of -0.28% per year vs +2.68% in Senegal.
  • Since 2006, the population of Japan has decreased from 128M people to 123M (4.03% decline), while Senegal has grown from 11.5M to 19.6M (70.4% growth).

Japan vs Senegal: population by year and forecast

Japan
Factual

Projection
Senegal
Factual

Projection
1x
Year Population
Japan Senegal
2100 76,995,942 47,474,574
2099 77,380,486 47,302,101
2098 77,759,557 47,124,428
2097 78,135,569 46,935,783
2096 78,515,892 46,742,299
2095 78,892,606 46,541,530
2094 79,267,768 46,331,819
2093 79,645,584 46,117,446
2092 80,025,578 45,896,926
2091 80,401,222 45,669,419
2090 80,778,500 45,435,395
2089 81,158,413 45,190,699
2088 81,539,639 44,942,408
2087 81,926,401 44,685,891
2086 82,322,612 44,418,490
2085 82,727,738 44,143,926
2084 83,141,354 43,864,819
2083 83,562,394 43,572,529
2082 83,998,809 43,279,061
2081 84,447,888 42,978,412
2080 84,918,455 42,673,206
2079 85,406,042 42,360,446
2078 85,916,840 42,038,513
2077 86,453,316 41,710,573
2076 87,012,155 41,373,492
2075 87,597,053 41,024,071
2074 88,209,803 40,668,576
2073 88,854,316 40,306,673
2072 89,519,055 39,937,069
2071 90,204,314 39,562,087
2070 90,919,143 39,181,827
2069 91,645,589 38,789,497
2068 92,388,299 38,392,382
2067 93,133,993 37,991,278
2066 93,889,902 37,578,685
2065 94,654,259 37,162,056
2064 95,412,429 36,738,762
2063 96,169,244 36,312,562
2062 96,924,236 35,879,325
2061 97,675,525 35,443,454
2060 98,422,553 35,004,974
2059 99,166,038 34,566,478
2058 99,890,950 34,117,578
2057 100,607,740 33,668,392
2056 101,318,164 33,214,418
2055 102,012,184 32,760,822
2054 102,706,063 32,308,761
2053 103,381,833 31,854,267
2052 104,059,800 31,400,703
2051 104,729,745 30,944,985
2050 105,400,477 30,486,035
2049 106,076,354 30,028,301
2048 106,754,699 29,566,333
2047 107,442,881 29,107,317
2046 108,139,155 28,644,370
2045 108,844,934 28,183,606
2044 109,553,441 27,720,422
2043 110,269,851 27,256,832
2042 110,992,599 26,792,904
2041 111,729,216 26,328,316
2040 112,463,507 25,862,356
2039 113,200,859 25,394,612
2038 113,940,856 24,924,728
2037 114,687,611 24,453,976
2036 115,436,359 23,983,290
2035 116,187,949 23,511,966
2034 116,936,734 23,043,425
2033 117,678,572 22,574,895
2032 118,419,247 22,106,910
2031 119,153,646 21,639,797
2030 119,882,512 21,175,234
2029 120,600,781 20,716,123
2028 121,314,239 20,260,670
2027 122,015,984 19,811,163
2026 122,704,252 19,369,097
2025 123,366,734 18,931,966
2024 123,975,371 18,501,984
2023 124,516,650 18,077,573
2022 125,124,989 17,651,103
2021 125,681,593 17,220,867
2020 126,261,000 16,789,219
2019 126,633,000 16,352,922
2018 126,811,000 15,914,498
2017 126,972,000 15,475,002
2016 127,076,000 15,034,521
2015 127,141,000 14,593,331
2014 127,276,000 14,152,102
2013 127,445,000 13,710,849
2012 127,629,000 13,310,495
2011 127,833,000 12,958,897
2010 128,070,000 12,635,413
2009 128,047,000 12,337,389
2008 128,063,000 12,048,959
2007 128,001,000 11,770,344
2006 127,854,000 11,500,094
2005 127,773,000 11,235,472
2004 127,761,000 10,975,704
2003 127,718,000 10,721,176
2002 127,445,000 10,466,214
2001 127,149,000 10,212,942
2000 126,843,000 9,968,260
1999 126,631,000 9,730,887
1998 126,400,000 9,502,952
1997 126,057,000 9,283,495
1996 125,757,000 9,067,014
1995 125,472,000 8,848,101
1994 125,178,000 8,624,078
1993 124,829,000 8,396,288
1992 124,425,000 8,168,395
1991 123,964,000 7,943,085
1990 123,478,000 7,720,523
1989 123,069,000 7,502,207
1988 122,578,000 7,289,618
1987 122,069,000 7,081,530
1986 121,482,000 6,878,192
1985 120,837,000 6,683,287
1984 120,083,000 6,499,364
1983 119,307,000 6,324,504
1982 118,480,000 6,156,961
1981 117,661,000 5,997,160
1980 116,807,000 5,845,638
1979 115,890,000 5,702,895
1978 114,913,000 5,568,096
1977 113,872,000 5,439,549
1976 112,775,000 5,308,564
1975 111,573,000 5,170,810
1974 110,162,000 5,029,437
1973 108,707,000 4,885,181
1972 107,188,000 4,741,631
1971 105,697,000 4,601,864
1970 103,403,000 4,466,328
1969 102,219,000 4,334,974
1968 101,011,000 4,207,587
1967 99,879,000 4,083,870
1966 98,851,000 3,964,299
1965 97,952,000 3,849,788
1964 96,903,000 3,740,535
1963 95,900,000 3,635,876
1962 94,933,000 3,534,686
1961 94,055,000 3,436,375
1960 93,216,000 3,340,907

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/senegal | CC BY

From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Senegal gained 3,534,427 people (a 30.7% growth).

For the next 10 years, from 2016 to 2026, Japan lost 4,371,748 people (a 3.44% decline), while Senegal's population increased by 4,561,648 people (a 30.3% growth).

Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Senegal was ranked 72nd in 2006 and ranked 68th 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 Senegal will increase by 55.6% to 30,486,035 people and rank change from 68th to 63rd.

Senegal is projected to reach its peak in 2100 at 47.5M 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
Senegal
Factual

Projection
1x
Year Growth rate
Japan Senegal
2100 -0.5% 0.36%
2099 -0.49% 0.38%
2098 -0.48% 0.4%
2097 -0.48% 0.41%
2096 -0.48% 0.43%
2095 -0.47% 0.45%
2094 -0.47% 0.46%
2093 -0.47% 0.48%
2092 -0.47% 0.5%
2091 -0.47% 0.52%
2090 -0.47% 0.54%
2089 -0.47% 0.55%
2088 -0.47% 0.57%
2087 -0.48% 0.6%
2086 -0.49% 0.62%
2085 -0.5% 0.64%
2084 -0.5% 0.67%
2083 -0.52% 0.68%
2082 -0.53% 0.7%
2081 -0.55% 0.72%
2080 -0.57% 0.74%
2079 -0.59% 0.77%
2078 -0.62% 0.79%
2077 -0.64% 0.81%
2076 -0.67% 0.85%
2075 -0.69% 0.87%
2074 -0.73% 0.9%
2073 -0.74% 0.93%
2072 -0.76% 0.95%
2071 -0.79% 0.97%
2070 -0.79% 1.01%
2069 -0.8% 1.03%
2068 -0.8% 1.06%
2067 -0.81% 1.1%
2066 -0.81% 1.12%
2065 -0.79% 1.15%
2064 -0.79% 1.17%
2063 -0.78% 1.21%
2062 -0.77% 1.23%
2061 -0.76% 1.25%
2060 -0.75% 1.27%
2059 -0.73% 1.32%
2058 -0.71% 1.33%
2057 -0.7% 1.37%
2056 -0.68% 1.38%
2055 -0.68% 1.4%
2054 -0.65% 1.43%
2053 -0.65% 1.44%
2052 -0.64% 1.47%
2051 -0.64% 1.51%
2050 -0.64% 1.52%
2049 -0.64% 1.56%
2048 -0.64% 1.58%
2047 -0.64% 1.62%
2046 -0.65% 1.63%
2045 -0.65% 1.67%
2044 -0.65% 1.7%
2043 -0.65% 1.73%
2042 -0.66% 1.76%
2041 -0.65% 1.8%
2040 -0.65% 1.84%
2039 -0.65% 1.89%
2038 -0.65% 1.93%
2037 -0.65% 1.96%
2036 -0.65% 2%
2035 -0.64% 2.03%
2034 -0.63% 2.08%
2033 -0.63% 2.12%
2032 -0.62% 2.16%
2031 -0.61% 2.19%
2030 -0.6% 2.22%
2029 -0.59% 2.25%
2028 -0.58% 2.27%
2027 -0.56% 2.28%
2026 -0.54% 2.31%
2025 -0.49% 2.32%
2024 -0.43% 2.35%
2023 -0.49% 2.42%
2022 -0.44% 2.5%
2021 -0.46% 2.57%
2020 -0.29% 2.67%
2019 -0.14% 2.75%
2018 -0.13% 2.84%
2017 -0.08% 2.93%
2016 -0.05% 3.02%
2015 -0.11% 3.12%
2014 -0.13% 3.22%
2013 -0.14% 3.01%
2012 -0.16% 2.71%
2011 -0.19% 2.56%
2010 0.02% 2.42%
2009 -0.01% 2.39%
2008 0.05% 2.37%
2007 0.11% 2.35%
2006 0.06% 2.36%
2005 0.009% 2.37%
2004 0.03% 2.37%
2003 0.21% 2.44%
2002 0.23% 2.48%
2001 0.24% 2.45%
2000 0.17% 2.44%
1999 0.18% 2.4%
1998 0.27% 2.36%
1997 0.24% 2.39%
1996 0.23% 2.47%
1995 0.23% 2.6%
1994 0.28% 2.71%
1993 0.32% 2.79%
1992 0.37% 2.84%
1991 0.39% 2.88%
1990 0.33% 2.91%
1989 0.4% 2.92%
1988 0.42% 2.94%
1987 0.48% 2.96%
1986 0.53% 2.92%
1985 0.63% 2.83%
1984 0.65% 2.76%
1983 0.7% 2.72%
1982 0.7% 2.66%
1981 0.73% 2.59%
1980 0.79% 2.5%
1979 0.85% 2.42%
1978 0.91% 2.36%
1977 0.97% 2.47%
1976 1.08% 2.66%
1975 1.28% 2.81%
1974 1.34% 2.95%
1973 1.42% 3.03%
1972 1.41% 3.04%
1971 2.22% 3.03%
1970 1.16% 3.03%
1969 1.2% 3.03%
1968 1.13% 3.03%
1967 1.04% 3.02%
1966 0.92% 2.97%
1965 1.08% 2.92%
1964 1.05% 2.88%
1963 1.02% 2.86%
1962 0.93% 2.86%
1961 0.9% 2.86%

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/senegal | CC BY

In 2025, the population of Japan declined by 0.49%, while Senegal's population grew by 2.32%.

Live population counters

Japan Senegal
Current population
122704252
19596169
Population rank 12/197 68/197
Percent of world population 1.48% 0.24%
One net population change
52 seconds
1.23 minutes
One birth every
44.6 seconds
58.4 seconds
One death every
19.1 seconds
5.16 minutes
Daily growth/decline -1,667 +1,178
Annual growth/decline -608,637 +429,982
Annual growth/decline rate -0.49% +2.32%
Population growth rate rank 183/197 35/197
One migration net change every
3.75 minutes
41.7 minutes
Annual migration change +140,579 -12,636
Net migration rank 10/196 138/196
Foreign-born residents 3,409,529 281,867
Foreign-born residents rank 19/195 100/195
Foreign-born share of population 2.8% 1.5%
Foreign-born share rank 120/195 146/195

Natural population change vs migration

Japan
Natural

Migration
Senegal
Natural

Migration
1x
Year Population change
Japan Senegal
Natural Migration Natural Migration
2025 - 140,579 - -12,636
2024 -942,213 153,357 438,108 -10,307
2023 -871,617 175,003 431,006 -9,999
2022 -825,825 175,003 415,507 16,425
2021 -640,976 -34,996 403,019 25,519
2020 -542,923 42,001 400,910 33,848
2019 -531,858 318,190 399,436 38,386
2018 -456,520 320,601 405,454 33,567
2017 -406,310 322,564 410,366 29,605
2016 -343,106 314,732 411,480 29,498
2015 -292,424 168,896 407,008 34,387
2014 -267,279 58,109 405,019 36,030
2013 -242,146 66,449 406,582 34,878
2012 -229,733 67,904 402,243 -42,978
2011 -204,533 97,720 387,290 -43,350
2010 -128,070 131,860 372,934 -69,888
2009 -76,828 125,450 362,238 -69,239
2008 -51,225 142,605 351,661 -67,812
2007 -25,600 138,024 339,963 -66,580
2006 12,785 130,065 331,364 -64,254
2005 -25,554 113,017 323,908 -61,781
2004 76,656 69,014 317,286 -59,879
2003 114,946 74,875 308,856 -57,213
2002 178,423 60,864 298,842 -40,554
2001 203,438 59,563 289,690 -41,422
2000 228,317 23,468 283,946 -42,854
1999 202,610 56,901 277,944 -44,284
1998 265,440 45,912 267,404 -45,189
1997 277,325 43,366 261,200 -44,506
1996 314,392 25,030 255,418 -39,162
1995 276,039 87,714 252,552 -31,001
1994 363,017 154,214 249,115 -22,633
1993 312,073 168,836 245,742 -16,649
1992 360,833 170,878 241,482 -14,796
1991 396,685 161,331 237,713 -13,783
1990 407,478 124,582 234,155 -12,959
1989 467,662 31,202 227,797 -12,362
1988 527,085 51,154 221,772 -12,036
1987 598,138 28,001 218,522 -12,086
1986 631,706 27,987 212,887 -12,655
1985 676,687 -141,323 208,218 -18,644
1984 756,523 -273,686 203,125 -24,858
1983 775,495 -269,755 197,673 -26,222
1982 805,664 -288,550 191,309 -27,672
1981 811,861 -278,525 185,917 -29,959
1980 864,372 -92,314 179,707 -32,616
1979 950,298 -57,692 173,425 -35,022
1978 1,011,234 -47,996 167,744 -36,559
1977 1,070,397 -49,082 161,636 -35,731
1976 1,127,750 -34,976 154,776 -18,716
1975 1,204,989 107 147,311 -7,870
1974 1,332,960 -10,145 139,974 3,347
1973 1,391,449 -34,674 133,834 11,382
1972 1,372,006 -73,980 128,024 13,852
1971 1,331,782 -107,778 122,511 15,131
1970 1,230,496 33,731 117,264 16,168
1969 1,195,962 49,447 112,393 16,887
1968 1,191,930 43,593 108,240 17,264
1967 1,258,475 29,632 104,824 17,107
1966 682,072 68,934 101,359 15,849
1965 1,126,448 -50,667 97,912 13,913
1964 1,046,553 -100,696 94,797 11,892
1963 987,770 -100,742 92,264 10,371
1962 901,864 -57,075 89,937 9,809
1961 893,522 -58,882 87,322 9,549
1960 894,874 -150,371 84,735 9,337

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

GeoRank.org/population/japan/senegal | 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 Senegal 94.9% is from natural causes (a gain of 4,122,294 people) and 5.09% is from migration (a gain of 220,929 people).

As of 2024, 3,409,529 residents or 2.8% of the population were not native-born in Japan, compared to 281,867 people or 1.5% in Senegal.

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
Senegal
City Population
Dakar 1.44M
Thies 391K
Rufisque 295K
Saint-Louis 259K
Ziguinchor 215K
Kaolack 172K
Louga 113K
Kolda 62.3K
Fatick 39.4K

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/senegal | 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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