The latest officially reported population of Japan was 123,975,371 in 2024 vs 19,051,804 people in Romania in 2024. In 2026, based on the adjusted UN estimation, the current Japan's population is 122,647,678 people compared to 18,836,893 in Romania.
Population statistics:
- Japan's population is 6.51 times bigger than Romania's.
- Japan is ranked the 12th most populous country in the world, while Romania is the 70th.
- The countries together account for 1.71% of the world: 1.48% for Japan vs 0.23% for Romania.
- For the last 10 years, Japan has had an average growth rate of -0.25% per year vs -0.43% in Romania.
- Since 2006, the population of Japan has decreased from 128M people to 123M (4.07% decline), while Romania has declined from 21.2M to 18.8M (11.1% decline).
- Both countries are in a period of decline and in 50 years are projected to lose 29.1% of the population in Japan and 31.6% in Romania.
Japan vs Romania: live population counter
Japan
|
Romania
|
|
|---|---|---|
| Current population |
122647678
|
18836893
|
| Population rank | 12/197 | 70/197 |
| Percent of world population | 1.48% | 0.23% |
| One net population change |
58.3 seconds
|
56.8 minutes
|
| One birth every |
42.2 seconds
|
3.45 minutes
|
| One death every |
19.5 seconds
|
2.17 minutes
|
| One migration net change every |
3.43 minutes
|
18.5 minutes
|
| Annual migration change | +153,357 | -28,466 |
| Daily growth/decline | -1,483 | -25 |
| Annual growth/decline | -541,279 | -9,258 |
| Annual growth/decline rate | -0.43% | -0.05% |
| Population growth rate rank | 185/197 | 170/197 |
Japan and Romania: population history and growth rate by year chart
Japan
Population
Growth rate
Romania
Population
Growth rate
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
Japan
|
Romania
|
Japan
|
Romania
|
|
| 1960 | 93,216,000 | 18,406,905 | - | - |
| 1961 | 94,055,000 | 18,555,250 | 0.9% | 0.81% |
| 1962 | 94,933,000 | 18,676,550 | 0.93% | 0.65% |
| 1963 | 95,900,000 | 18,797,850 | 1.02% | 0.65% |
| 1964 | 96,903,000 | 18,919,126 | 1.05% | 0.65% |
| 1965 | 97,952,000 | 19,031,576 | 1.08% | 0.59% |
| 1966 | 98,851,000 | 19,215,450 | 0.92% | 0.97% |
| 1967 | 99,879,000 | 19,534,242 | 1.04% | 1.66% |
| 1968 | 101,011,000 | 19,799,831 | 1.13% | 1.36% |
| 1969 | 102,219,000 | 20,009,141 | 1.2% | 1.06% |
| 1970 | 103,403,000 | 20,250,398 | 1.16% | 1.21% |
| 1971 | 105,697,000 | 20,461,567 | 2.22% | 1.04% |
| 1972 | 107,188,000 | 20,657,957 | 1.41% | 0.96% |
| 1973 | 108,707,000 | 20,835,681 | 1.42% | 0.86% |
| 1974 | 110,162,000 | 21,029,429 | 1.34% | 0.93% |
| 1975 | 111,573,000 | 21,293,583 | 1.28% | 1.26% |
| 1976 | 112,775,000 | 21,551,634 | 1.08% | 1.21% |
| 1977 | 113,872,000 | 21,756,096 | 0.97% | 0.95% |
| 1978 | 114,913,000 | 21,951,464 | 0.91% | 0.9% |
| 1979 | 115,890,000 | 22,090,488 | 0.85% | 0.63% |
| 1980 | 116,807,000 | 22,207,282 | 0.79% | 0.53% |
| 1981 | 117,661,000 | 22,353,070 | 0.73% | 0.66% |
| 1982 | 118,480,000 | 22,475,741 | 0.7% | 0.55% |
| 1983 | 119,307,000 | 22,560,478 | 0.7% | 0.38% |
| 1984 | 120,083,000 | 22,640,547 | 0.65% | 0.35% |
| 1985 | 120,837,000 | 22,732,999 | 0.63% | 0.41% |
| 1986 | 121,482,000 | 22,836,841 | 0.53% | 0.46% |
| 1987 | 122,069,000 | 22,949,430 | 0.48% | 0.49% |
| 1988 | 122,578,000 | 23,057,662 | 0.42% | 0.47% |
| 1989 | 123,069,000 | 23,161,458 | 0.4% | 0.45% |
| 1990 | 123,478,000 | 23,201,835 | 0.33% | 0.17% |
| 1991 | 123,964,000 | 23,001,155 | 0.39% | -0.86% |
| 1992 | 124,425,000 | 22,794,284 | 0.37% | -0.9% |
| 1993 | 124,829,000 | 22,763,280 | 0.32% | -0.14% |
| 1994 | 125,178,000 | 22,730,211 | 0.28% | -0.15% |
| 1995 | 125,472,000 | 22,684,270 | 0.23% | -0.2% |
| 1996 | 125,757,000 | 22,619,004 | 0.23% | -0.29% |
| 1997 | 126,057,000 | 22,553,978 | 0.24% | -0.29% |
| 1998 | 126,400,000 | 22,507,344 | 0.27% | -0.21% |
| 1999 | 126,631,000 | 22,472,040 | 0.18% | -0.16% |
| 2000 | 126,843,000 | 22,442,971 | 0.17% | -0.13% |
| 2001 | 127,149,000 | 22,131,970 | 0.24% | -1.39% |
| 2002 | 127,445,000 | 21,730,496 | 0.23% | -1.81% |
| 2003 | 127,718,000 | 21,574,326 | 0.21% | -0.72% |
| 2004 | 127,761,000 | 21,451,748 | 0.03% | -0.57% |
| 2005 | 127,773,000 | 21,319,685 | 0.009% | -0.62% |
| 2006 | 127,854,000 | 21,193,760 | 0.06% | -0.59% |
| 2007 | 128,001,000 | 20,882,982 | 0.11% | -1.47% |
| 2008 | 128,063,000 | 20,537,875 | 0.05% | -1.65% |
| 2009 | 128,047,000 | 20,367,487 | -0.01% | -0.83% |
| 2010 | 128,070,000 | 20,246,871 | 0.02% | -0.59% |
| 2011 | 127,833,000 | 20,147,528 | -0.19% | -0.49% |
| 2012 | 127,629,000 | 20,058,035 | -0.16% | -0.44% |
| 2013 | 127,445,000 | 19,983,693 | -0.14% | -0.37% |
| 2014 | 127,276,000 | 19,908,979 | -0.13% | -0.37% |
| 2015 | 127,141,000 | 19,815,616 | -0.11% | -0.47% |
| 2016 | 127,076,000 | 19,702,267 | -0.05% | -0.57% |
| 2017 | 126,972,000 | 19,588,715 | -0.08% | -0.58% |
| 2018 | 126,811,000 | 19,473,970 | -0.13% | -0.59% |
| 2019 | 126,633,000 | 19,371,648 | -0.14% | -0.53% |
| 2020 | 126,261,000 | 19,265,250 | -0.29% | -0.55% |
| 2021 | 125,681,593 | 19,122,059 | -0.46% | -0.74% |
| 2022 | 125,124,989 | 19,048,502 | -0.44% | -0.38% |
| 2023 | 124,516,650 | 19,061,062 | -0.49% | 0.07% |
| 2024 | 123,975,371 | 19,051,804 | -0.43% | -0.05% |
| 2025 | 123,324,642 | 18,945,157 | -0.52% | -0.56% |
| 2026 | 122,647,678 | 18,836,893 | -0.55% | -0.57% |
| 2027 | 121,951,038 | 18,727,645 | -0.57% | -0.58% |
| 2028 | 121,241,776 | 18,617,757 | -0.58% | -0.59% |
| 2029 | 120,524,230 | 18,506,702 | -0.59% | -0.6% |
| 2030 | 119,798,959 | 18,394,947 | -0.6% | -0.6% |
| 2031 | 119,065,610 | 18,282,991 | -0.61% | -0.61% |
| 2032 | 118,326,333 | 18,170,681 | -0.62% | -0.61% |
| 2033 | 117,583,337 | 18,057,661 | -0.63% | -0.62% |
| 2034 | 116,836,274 | 17,943,814 | -0.64% | -0.63% |
| 2035 | 116,084,328 | 17,828,772 | -0.64% | -0.64% |
| 2036 | 115,332,395 | 17,712,177 | -0.65% | -0.65% |
| 2037 | 114,582,890 | 17,595,189 | -0.65% | -0.66% |
| 2038 | 113,837,760 | 17,477,597 | -0.65% | -0.67% |
| 2039 | 113,097,352 | 17,360,012 | -0.65% | -0.67% |
| 2040 | 112,359,802 | 17,242,939 | -0.65% | -0.67% |
| 2041 | 111,622,622 | 17,124,773 | -0.66% | -0.69% |
| 2042 | 110,891,223 | 17,006,515 | -0.66% | -0.69% |
| 2043 | 110,169,955 | 16,888,882 | -0.65% | -0.69% |
| 2044 | 109,455,823 | 16,770,593 | -0.65% | -0.7% |
| 2045 | 108,747,012 | 16,652,406 | -0.65% | -0.7% |
| 2046 | 108,044,346 | 16,534,847 | -0.65% | -0.71% |
| 2047 | 107,350,486 | 16,416,456 | -0.64% | -0.72% |
| 2048 | 106,665,616 | 16,297,099 | -0.64% | -0.73% |
| 2049 | 105,986,908 | 16,177,534 | -0.64% | -0.73% |
| 2050 | 105,312,022 | 16,058,209 | -0.64% | -0.74% |
From 2006 to 2016, the population of Japan decreased by 778,000 people (a 0.61% decline), while Romania lost 1,491,493 people (a 7.04% decline).
For the next 10 years, from 2016 to 2026, Japan lost -4,428,322 (a 3.48% decline), while Romania's population decreased by -865,374 (a 4.39% decline).
Japan was ranked 10th most populous country in 2006 and is 12th in 2026. Romania was ranked 51st in 2006 and ranked 70th now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 24 years (in 2050) Japan's population will shrink by 14.1% to 105,312,022 people with a rank change from 12th to 17th. The population of Romania will decrease by 14.8% to 16,058,209 people and rank change from 70th to 81st.
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Population differences between Japan and Romania
|
Japan
|
Romania
|
|
|---|---|---|
| Life expectancy | 85.1 years | 76.4 years |
| Average age | 48.3 years | 42.5 years |
| Median age | 50.4 years | 43.8 years |
| Male:Female ratio | 48.8:51.2 | 48.4:51.6 |
| Fertility rate | 1.2 births per woman | 1.71 births per woman |
| Population density | 881 ppl/mi² | 214.5 ppl/mi² |
Population map with other countries
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Growth rate visualization in other countries
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