Skip to content

Population in Guinea-Bissau compared to Japan: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Guinea-Bissau was 2,201,352 in 2024 vs 123,975,371 people in Japan in 2024. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,311,915 people compared to 122,677,250 in Japan.

Population statistics:

  • Japan's population is 53.1 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Japan is the 12th.
  • The countries together account for 1.51% of the world: 0.03% for Guinea-Bissau vs 1.48% for Japan.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.4% per year vs -0.25% in Japan.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.31M (63.4% growth), while Japan has declined from 128M to 123M (4.05% decline).

Guinea-Bissau vs Japan: population by year and forecast

Guinea-Bissau
Factual

Projection
Japan
Factual

Projection
1x
Year Population
Guinea-Bissau Japan
2100 4,713,717 76,978,998
2099 4,706,710 77,363,458
2098 4,700,179 77,742,445
2097 4,692,465 78,118,375
2096 4,683,547 78,498,614
2095 4,675,216 78,875,245
2094 4,663,709 79,250,325
2093 4,652,393 79,628,057
2092 4,640,186 80,007,967
2091 4,629,025 80,383,529
2090 4,617,372 80,760,724
2089 4,605,435 81,140,553
2088 4,592,696 81,521,696
2087 4,579,003 81,908,373
2086 4,563,387 82,304,497
2085 4,547,611 82,709,534
2084 4,530,795 83,123,058
2083 4,515,144 83,544,006
2082 4,498,757 83,980,325
2081 4,482,173 84,429,305
2080 4,462,572 84,899,768
2079 4,441,414 85,387,247
2078 4,419,851 85,897,934
2077 4,396,170 86,434,291
2076 4,371,588 86,993,007
2075 4,344,499 87,577,777
2074 4,319,080 88,190,392
2073 4,291,330 88,834,763
2072 4,263,400 89,499,356
2071 4,235,126 90,184,464
2070 4,206,800 90,899,136
2069 4,177,044 91,625,421
2068 4,145,996 92,367,969
2067 4,114,778 93,113,499
2066 4,083,481 93,869,240
2065 4,049,028 94,633,430
2064 4,014,305 95,391,433
2063 3,978,845 96,148,081
2062 3,942,144 96,902,907
2061 3,904,704 97,654,031
2060 3,868,649 98,400,894
2059 3,829,775 99,144,216
2058 3,790,102 99,868,968
2057 3,750,628 100,585,601
2056 3,711,479 101,295,868
2055 3,670,706 101,989,736
2054 3,627,775 102,683,462
2053 3,586,800 103,359,083
2052 3,544,101 104,036,901
2051 3,499,300 104,706,698
2050 3,453,604 105,377,283
2049 3,406,207 106,053,011
2048 3,359,168 106,731,207
2047 3,310,573 107,419,237
2046 3,263,932 108,115,358
2045 3,215,095 108,820,982
2044 3,167,811 109,529,333
2043 3,120,502 110,245,586
2042 3,073,261 110,968,174
2041 3,026,226 111,704,629
2040 2,978,546 112,438,759
2039 2,929,745 113,175,948
2038 2,881,381 113,915,783
2037 2,833,162 114,662,374
2036 2,783,763 115,410,956
2035 2,736,596 116,162,381
2034 2,688,639 116,911,001
2033 2,638,770 117,652,676
2032 2,589,298 118,393,188
2031 2,540,343 119,127,425
2030 2,492,311 119,856,131
2029 2,444,595 120,574,242
2028 2,396,565 121,287,543
2027 2,347,456 121,989,133
2026 2,298,738 122,677,250
2025 2,249,807 123,339,586
2024 2,201,352 123,975,371
2023 2,153,339 124,516,650
2022 2,105,529 125,124,989
2021 2,058,841 125,681,593
2020 2,013,255 126,261,000
2019 1,967,696 126,633,000
2018 1,922,168 126,811,000
2017 1,877,072 126,972,000
2016 1,831,893 127,076,000
2015 1,786,457 127,141,000
2014 1,741,122 127,276,000
2013 1,695,973 127,445,000
2012 1,651,417 127,629,000
2011 1,608,076 127,833,000
2010 1,566,347 128,070,000
2009 1,526,377 128,047,000
2008 1,488,054 128,063,000
2007 1,450,986 128,001,000
2006 1,415,303 127,854,000
2005 1,381,585 127,773,000
2004 1,349,563 127,761,000
2003 1,318,806 127,718,000
2002 1,289,307 127,445,000
2001 1,261,273 127,149,000
2000 1,234,741 126,843,000
1999 1,210,206 126,631,000
1998 1,187,473 126,400,000
1997 1,165,545 126,057,000
1996 1,143,535 125,757,000
1995 1,119,949 125,472,000
1994 1,092,031 125,178,000
1993 1,058,745 124,829,000
1992 1,024,356 124,425,000
1991 994,639 123,964,000
1990 973,669 123,478,000
1989 957,789 123,069,000
1988 942,061 122,578,000
1987 926,862 122,069,000
1986 912,126 121,482,000
1985 897,697 120,837,000
1984 883,519 120,083,000
1983 869,592 119,307,000
1982 855,891 118,480,000
1981 842,432 117,661,000
1980 829,303 116,807,000
1979 819,867 115,890,000
1978 791,694 114,913,000
1977 741,789 113,872,000
1976 694,191 112,775,000
1975 650,966 111,573,000
1974 613,338 110,162,000
1973 592,808 108,707,000
1972 586,620 107,188,000
1971 586,221 105,697,000
1970 584,403 103,403,000
1969 581,610 102,219,000
1968 578,170 101,011,000
1967 569,011 99,879,000
1966 566,908 98,851,000
1965 575,005 97,952,000
1964 588,543 96,903,000
1963 594,418 95,900,000
1962 589,474 94,933,000
1961 582,532 94,055,000
1960 577,633 93,216,000

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

GeoRank.org/population/guinea-bissau/japan | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Japan lost 778,000 people (a 0.61% decline).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 480,022 people (a 26.2% growth), while Japan's population decreased by 4,398,750 people (a 3.46% decline).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Japan was ranked 10th in 2006 and ranked 12th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea-Bissau's population will grow by 49.4% to 3,453,604 people with a rank change from 146th to 136th. The population of Japan will decrease by 14.1% to 105,377,283 people and rank change from 12th to 17th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M 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

Guinea-Bissau
Factual

Projection
Japan
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Japan
2100 0.15% -0.5%
2099 0.14% -0.49%
2098 0.16% -0.48%
2097 0.19% -0.48%
2096 0.18% -0.48%
2095 0.25% -0.47%
2094 0.24% -0.47%
2093 0.26% -0.47%
2092 0.24% -0.47%
2091 0.25% -0.47%
2090 0.26% -0.47%
2089 0.28% -0.47%
2088 0.3% -0.47%
2087 0.34% -0.48%
2086 0.35% -0.49%
2085 0.37% -0.5%
2084 0.35% -0.5%
2083 0.36% -0.52%
2082 0.37% -0.53%
2081 0.44% -0.55%
2080 0.48% -0.57%
2079 0.49% -0.59%
2078 0.54% -0.62%
2077 0.56% -0.64%
2076 0.62% -0.67%
2075 0.59% -0.69%
2074 0.65% -0.73%
2073 0.66% -0.74%
2072 0.67% -0.76%
2071 0.67% -0.79%
2070 0.71% -0.79%
2069 0.75% -0.8%
2068 0.76% -0.8%
2067 0.77% -0.81%
2066 0.85% -0.81%
2065 0.86% -0.79%
2064 0.89% -0.79%
2063 0.93% -0.78%
2062 0.96% -0.77%
2061 0.93% -0.76%
2060 1.02% -0.75%
2059 1.05% -0.73%
2058 1.05% -0.71%
2057 1.05% -0.7%
2056 1.11% -0.68%
2055 1.18% -0.68%
2054 1.14% -0.65%
2053 1.2% -0.65%
2052 1.28% -0.64%
2051 1.32% -0.64%
2050 1.39% -0.64%
2049 1.4% -0.64%
2048 1.47% -0.64%
2047 1.43% -0.64%
2046 1.52% -0.65%
2045 1.49% -0.65%
2044 1.52% -0.65%
2043 1.54% -0.65%
2042 1.55% -0.66%
2041 1.6% -0.65%
2040 1.67% -0.65%
2039 1.68% -0.65%
2038 1.7% -0.65%
2037 1.77% -0.65%
2036 1.72% -0.65%
2035 1.78% -0.64%
2034 1.89% -0.63%
2033 1.91% -0.63%
2032 1.93% -0.62%
2031 1.93% -0.61%
2030 1.95% -0.6%
2029 2% -0.59%
2028 2.09% -0.58%
2027 2.12% -0.56%
2026 2.17% -0.54%
2025 2.2% -0.51%
2024 2.23% -0.43%
2023 2.27% -0.49%
2022 2.27% -0.44%
2021 2.26% -0.46%
2020 2.32% -0.29%
2019 2.37% -0.14%
2018 2.4% -0.13%
2017 2.47% -0.08%
2016 2.54% -0.05%
2015 2.6% -0.11%
2014 2.66% -0.13%
2013 2.7% -0.14%
2012 2.7% -0.16%
2011 2.66% -0.19%
2010 2.62% 0.02%
2009 2.58% -0.01%
2008 2.55% 0.05%
2007 2.52% 0.11%
2006 2.44% 0.06%
2005 2.37% 0.009%
2004 2.33% 0.03%
2003 2.29% 0.21%
2002 2.22% 0.23%
2001 2.15% 0.24%
2000 2.03% 0.17%
1999 1.91% 0.18%
1998 1.88% 0.27%
1997 1.92% 0.24%
1996 2.11% 0.23%
1995 2.56% 0.23%
1994 3.14% 0.28%
1993 3.36% 0.32%
1992 2.99% 0.37%
1991 2.15% 0.39%
1990 1.66% 0.33%
1989 1.67% 0.4%
1988 1.64% 0.42%
1987 1.62% 0.48%
1986 1.61% 0.53%
1985 1.6% 0.63%
1984 1.6% 0.65%
1983 1.6% 0.7%
1982 1.6% 0.7%
1981 1.58% 0.73%
1980 1.15% 0.79%
1979 3.56% 0.85%
1978 6.73% 0.91%
1977 6.86% 0.97%
1976 6.64% 1.08%
1975 6.13% 1.28%
1974 3.46% 1.34%
1973 1.05% 1.42%
1972 0.07% 1.41%
1971 0.31% 2.22%
1970 0.48% 1.16%
1969 0.59% 1.2%
1968 1.61% 1.13%
1967 0.37% 1.04%
1966 -1.41% 0.92%
1965 -2.3% 1.08%
1964 -0.99% 1.05%
1963 0.84% 1.02%
1962 1.19% 0.93%
1961 0.85% 0.9%

Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

GeoRank.org/population/guinea-bissau/japan | CC BY

In 2024, the population of Guinea-Bissau grew by 2.23%, while Japan's population declined by 0.43%.

Live population counters

Guinea-Bissau Japan
Current population
2311915
122677250
Population rank 146/197 12/197
Percent of world population 0.03% 1.48%
One net population change
10.9 minutes
58.3 seconds
One birth every
8.13 minutes
42.2 seconds
One death every
34.6 minutes
19.5 seconds
Daily growth/decline +132 -1,483
Annual growth/decline +48,013 -541,279
Annual growth/decline rate +2.23% -0.43%
Population growth rate rank 42/197 185/197
One migration net change every
6.4 hours
3.75 minutes
Annual migration change -1,373 +140,579
Net migration rank 96/196 10/196
Foreign-born residents 15,064 3,409,529
Foreign-born residents rank 172/195 19/195
Foreign-born share of population 0.7% 2.8%
Foreign-born share rank 165/195 120/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Japan
Natural

Migration
1x
Year Population change
Guinea-Bissau Japan
Natural Migration Natural Migration
2025 - -1,373 - 140,579
2024 - -1,712 - 153,357
2023 49,498 -1,400 -871,617 175,003
2022 48,920 -1,400 -825,825 175,003
2021 47,242 -1,395 -640,976 -34,996
2020 46,718 -1,394 -542,923 42,001
2019 47,196 -1,395 -531,858 318,190
2018 46,659 -1,396 -456,520 320,601
2017 46,318 -1,398 -406,310 322,564
2016 46,814 -1,392 -343,106 314,732
2015 46,846 -1,393 -292,424 168,896
2014 46,615 -1,393 -267,279 58,109
2013 46,472 -1,395 -242,146 66,449
2012 45,480 -1,442 -229,733 67,904
2011 44,405 -1,760 -204,533 97,720
2010 43,067 -2,257 -128,070 131,860
2009 41,950 -2,821 -76,828 125,450
2008 40,841 -3,313 -51,225 142,605
2007 40,288 -3,676 -25,600 138,024
2006 38,886 -4,142 12,785 130,065
2005 37,347 -4,662 -25,554 113,017
2004 36,495 -5,144 76,656 69,014
2003 35,649 -5,487 114,946 74,875
2002 34,561 -5,712 178,423 60,864
2001 33,461 -6,239 203,438 59,563
2000 32,816 -6,971 228,317 23,468
1999 30,916 -7,686 202,610 56,901
1998 30,390 -8,163 265,440 45,912
1997 29,792 -8,176 277,325 43,366
1996 29,778 -7,369 314,392 25,030
1995 29,142 -4,376 276,039 87,714
1994 27,895 3,174 363,017 154,214
1993 26,943 8,562 312,073 168,836
1992 25,747 7,531 360,833 170,878
1991 24,527 1,621 396,685 161,331
1990 23,936 -8,151 407,478 124,582
1989 24,286 -8,296 467,662 31,202
1988 23,940 -8,473 527,085 51,154
1987 23,549 -8,622 598,138 28,001
1986 23,301 -8,748 631,706 27,987
1985 23,116 -8,812 676,687 -141,323
1984 22,861 -8,812 756,523 -273,686
1983 22,542 -8,729 775,495 -269,755
1982 22,131 -8,539 805,664 -288,550
1981 21,611 -8,291 811,861 -278,525
1980 21,024 -8,086 864,372 -92,314
1979 19,736 -13,801 950,298 -57,692
1978 17,468 32,936 1,011,234 -47,996
1977 15,484 33,922 1,070,397 -49,082
1976 13,688 32,113 1,127,750 -34,976
1975 11,998 28,645 1,204,989 107
1974 10,321 24,290 1,332,960 -10,145
1973 8,430 -1,985 1,391,449 -34,674
1972 7,911 -1,985 1,372,006 -73,980
1971 8,183 -13,302 1,331,782 -107,778
1970 7,632 1,123 1,230,496 33,731
1969 7,857 -11,033 1,195,962 49,447
1968 7,289 2,769 1,191,930 43,593
1967 6,742 1,516 1,258,475 29,632
1966 6,955 -11,006 682,072 68,934
1965 7,789 -19,928 1,126,448 -50,667
1964 8,989 -23,936 1,046,553 -100,696
1963 9,190 -5,993 987,770 -100,742
1962 10,662 -3,960 901,864 -57,075
1961 10,756 -3,575 893,522 -58,882
1960 10,618 -8,007 894,874 -150,371

Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).

GeoRank.org/population/guinea-bissau/japan | CC BY

Over the last 10 years, 97.1% of the population change in Guinea-Bissau is from natural causes (a gain of 472,826 people) and 2.87% is from migration (a loss of 13,956 people). In Japan 73.6% is from natural causes (a loss of 5,178,838 people) and 26.4% is from migration (a gain of 1,860,103 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 3,409,529 people or 2.8% in Japan.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
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

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).

GeoRank.org/population/guinea-bissau/japan | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.