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

Updated on by Georank team

The latest officially reported population of Brunei was 462,721 in 2024 vs 123,975,371 people in Japan in 2024. In 2025, based on the adjusted UN estimation, the current Brunei's population is 469,088 people compared to 123,324,642 in Japan.

Population statistics:

  • Japan's population is 262.9 times bigger than Brunei's.
  • Brunei is ranked the 170th most populous country in the world, while Japan is the 12th.
  • The countries together account for 1.5% of the world: 0.006% for Brunei vs 1.49% for Japan.
  • For the last 10 years, Brunei has had an average growth rate of +1.08% per year vs -0.25% in Japan.
  • Since 2005, the population of Brunei has increased from 359K people to 469K (30.7% growth), while Japan has declined from 128M to 123M (3.48% decline).
  • Brunei is projected to reach its peak in 2055 at 521K people, while Japan's population already peaked in 2010 at 128M people and is projected to decrease to 77M people by 2100.

Brunei vs Japan: live population counter

Brunei Japan
Current population
469088
123324642
Population rank 170/197 12/197
Percent of world population 0.006% 1.49%
One net population change
2.32 hours
58.3 seconds
One birth every
1.4 hours
42.2 seconds
One death every
3.65 hours
19.5 seconds
One migration net change every
1.07 years
3.43 minutes
Annual migration change +0 +153,357
Daily growth/decline +10 -1,483
Annual growth/decline +3,772 -541,279
Annual growth/decline rate +0.82% -0.43%
Population growth rate rank 116/197 182/197

Brunei and Japan: population history and growth rate by year chart

Brunei
Population

Growth rate
Japan
Population

Growth rate
Year Population Growth rate
Brunei Japan Brunei Japan
1960 88,347 93,216,000 - -
1961 92,517 94,055,000 4.72% 0.9%
1962 96,719 94,933,000 4.54% 0.93%
1963 101,159 95,900,000 4.59% 1.02%
1964 105,922 96,903,000 4.71% 1.05%
1965 110,838 97,952,000 4.64% 1.08%
1966 115,874 98,851,000 4.54% 0.92%
1967 121,017 99,879,000 4.44% 1.04%
1968 126,222 101,011,000 4.3% 1.13%
1969 131,446 102,219,000 4.14% 1.2%
1970 135,138 103,403,000 2.81% 1.16%
1971 137,921 105,697,000 2.06% 2.22%
1972 142,189 107,188,000 3.09% 1.41%
1973 147,369 108,707,000 3.64% 1.42%
1974 152,656 110,162,000 3.59% 1.34%
1975 158,070 111,573,000 3.55% 1.28%
1976 163,607 112,775,000 3.5% 1.08%
1977 169,277 113,872,000 3.47% 0.97%
1978 174,884 114,913,000 3.31% 0.91%
1979 180,422 115,890,000 3.17% 0.85%
1980 186,111 116,807,000 3.15% 0.79%
1981 191,977 117,661,000 3.15% 0.73%
1982 198,165 118,480,000 3.22% 0.7%
1983 204,741 119,307,000 3.32% 0.7%
1984 211,661 120,083,000 3.38% 0.65%
1985 218,919 120,837,000 3.43% 0.63%
1986 226,495 121,482,000 3.46% 0.53%
1987 233,860 122,069,000 3.25% 0.48%
1988 240,913 122,578,000 3.02% 0.42%
1989 248,064 123,069,000 2.97% 0.4%
1990 255,292 123,478,000 2.91% 0.33%
1991 262,596 123,964,000 2.86% 0.39%
1992 269,839 124,425,000 2.76% 0.37%
1993 276,971 124,829,000 2.64% 0.32%
1994 284,091 125,178,000 2.57% 0.28%
1995 291,195 125,472,000 2.5% 0.23%
1996 298,276 125,757,000 2.43% 0.23%
1997 305,341 126,057,000 2.37% 0.24%
1998 312,385 126,400,000 2.31% 0.27%
1999 319,411 126,631,000 2.25% 0.18%
2000 326,424 126,843,000 2.2% 0.17%
2001 333,345 127,149,000 2.12% 0.24%
2002 340,099 127,445,000 2.03% 0.23%
2003 346,637 127,718,000 1.92% 0.21%
2004 352,911 127,761,000 1.81% 0.03%
2005 358,916 127,773,000 1.7% 0.009%
2006 364,663 127,854,000 1.6% 0.06%
2007 370,873 128,001,000 1.7% 0.11%
2008 377,793 128,063,000 1.87% 0.05%
2009 384,952 128,047,000 1.89% -0.01%
2010 392,332 128,070,000 1.92% 0.02%
2011 399,389 127,833,000 1.8% -0.19%
2012 405,557 127,629,000 1.54% -0.16%
2013 411,202 127,445,000 1.39% -0.14%
2014 416,750 127,276,000 1.35% -0.13%
2015 422,212 127,141,000 1.31% -0.11%
2016 427,564 127,076,000 1.27% -0.05%
2017 432,772 126,972,000 1.22% -0.08%
2018 437,810 126,811,000 1.16% -0.13%
2019 442,680 126,633,000 1.11% -0.14%
2020 447,404 126,261,000 1.07% -0.29%
2021 451,721 125,681,593 0.96% -0.46%
2022 455,370 125,124,989 0.81% -0.44%
2023 458,949 124,516,650 0.79% -0.49%
2024 462,721 123,975,371 0.82% -0.43%
2025 466,324 123,324,642 0.78% -0.52%
2026 469,766 122,647,678 0.74% -0.55%
2027 473,148 121,951,038 0.72% -0.57%
2028 476,428 121,241,776 0.69% -0.58%
2029 479,491 120,524,230 0.64% -0.59%
2030 482,438 119,798,959 0.61% -0.6%
2031 485,308 119,065,610 0.59% -0.61%
2032 487,943 118,326,333 0.54% -0.62%
2033 490,424 117,583,337 0.51% -0.63%
2034 492,887 116,836,274 0.5% -0.64%
2035 495,286 116,084,328 0.49% -0.64%
2036 497,544 115,332,395 0.46% -0.65%
2037 499,693 114,582,890 0.43% -0.65%
2038 501,910 113,837,760 0.44% -0.65%
2039 504,061 113,097,352 0.43% -0.65%
2040 505,968 112,359,802 0.38% -0.65%
2041 507,800 111,622,622 0.36% -0.66%
2042 509,531 110,891,223 0.34% -0.66%
2043 511,124 110,169,955 0.31% -0.65%
2044 512,586 109,455,823 0.29% -0.65%
2045 514,047 108,747,012 0.29% -0.65%
2046 515,409 108,044,346 0.26% -0.65%
2047 516,596 107,350,486 0.23% -0.64%
2048 517,693 106,665,616 0.21% -0.64%
2049 518,684 105,986,908 0.19% -0.64%
2050 519,542 105,312,022 0.17% -0.64%

From 2005 to 2015, the population of Brunei increased by 63,296 people (a 17.6% growth), while Japan lost 632,000 people (a 0.49% decline).

For the next 10 years, from 2015 to 2025, Brunei gained 46,876 (a 11.1% growth), while Japan's population decreased by -3,816,358 (a 3% decline).

Brunei was ranked 169th most populous country in 2005 and is 170th in 2025. Japan was ranked 10th in 2005 and ranked 12th now.

The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Brunei's population will grow by 10.8% to 519,542 people with a rank change from 170th to 171st. The population of Japan will decrease by 14.6% to 105,312,022 people and rank change from 12th to 17th.

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