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==Population== ===Census=== {{see also|population and housing censuses by country}} [[Japan]] collects census information every five years, with censuses conducted by the [[Statistics Bureau (Japan)|Statistics Bureau]] of the [[Ministry of Internal Affairs and Communications|Ministry of Internal Affairs]].<ref name="SBJ-Population-December-2020">{{cite web|url=http://www.stat.go.jp/english/data/jinsui/tsuki/index.html|title=Population Estimates Monthly Report December 2020|date=June 20, 2019|website=www.stat.go.jp|publisher=Statistics Bureau Japan|language=en|access-date=July 18, 2019 | archive-url=https://web.archive.org/web/20190606203315/http://www.stat.go.jp/english/data/jinsui/tsuki/index.html |archive-date= June 6, 2019}}</ref><ref name="stat.go.jp">{{cite web | url=https://www.stat.go.jp/english/data/kokusei/index.html | title=Statistics Bureau Home Page/Population Census | access-date=2023-02-16 | archive-date=2023-02-16 | archive-url=https://web.archive.org/web/20230216002018/https://www.stat.go.jp/english/data/kokusei/index.html | url-status=live }}</ref> The latest population census reflects the situation as of 2020.<ref name="stat.go.jp"/> ===Population density=== [[File:Japan-population-density-2022.svg|thumb|Japanese [[population density]] map per prefecture as of 2022 per square kilometer{{legend|#F9E0D4|0–100}} {{legend|#F9A37D|101–200}} {{legend|#FC7032|201–300}} {{legend|#FA5300|301–400}} {{legend|#C44100|401–500}} {{legend|#762700|500–1000}} {{legend|#000000|1000–5514}}]] Japan's population density was 336 people per square kilometer as of 2014 (874 people per square mile) according to World Development Indicators. It ranks 44th in a [[list of countries by population density]]. Between 1955 and 1989, land prices in the six largest cities increased by 15,000% (+12% per year compound). Urban land prices generally increased 40% from 1980 to 1987; in the six largest cities, the price of land doubled over that period. For many families, this trend put housing in central cities out of reach.<ref name=loc/> The result was lengthy [[commuting|commute]]s for many workers in the big cities, especially in the [[Tokyo]] area where daily commutes of two hours each way are common.<ref name=loc/> In 1991, as the bubble economy started to collapse, land prices began a steep decline, and within a few years fell 60% below their peak.<ref name="Krugman 2009">{{cite book| last = Krugman| first = Paul| year = 2009| title = The Return of Depression Economics and the Crisis of 2008| publisher = W.W. Norton Company Limited| isbn = 978-0-393-07101-6| url-access = registration| url = https://archive.org/details/returnofdepressi00krug}}</ref> After a decade of declining land prices, residents began moving back into central city areas (especially Tokyo's 23 wards), as evidenced by 2005 census figures. Despite nearly 70% of Japan being covered by forests,<ref name="Forest area % of land area">{{cite web |title=Forest area (% of land area) |url=http://data.worldbank.org/indicator/AG.LND.FRST.ZS?order=wbapi_data_value_2013+wbapi_data_value+wbapi_data_value-last&sort=desc |publisher=The World Bank |access-date=2015-10-14 |archive-date=2015-10-16 |archive-url=https://web.archive.org/web/20151016000406/http://data.worldbank.org/indicator/AG.LND.FRST.ZS?order=wbapi_data_value_2013+wbapi_data_value+wbapi_data_value-last&sort=desc |url-status=live }}</ref> [[park]]s in many major cities—especially Tokyo and Osaka—are smaller and scarcer than in major West European or North American cities. As of 2014, parkland per inhabitant in Tokyo is 5.78 square meters,<ref>{{cite web |title=公園の現況 |url=http://www.kensetsu.metro.tokyo.jp/kouen/gaiyo/01.html |publisher=Bureau of Construction Tokyo Metropolitan Government |access-date=2015-10-14 |archive-date=2015-09-29 |archive-url=https://web.archive.org/web/20150929205119/http://www.kensetsu.metro.tokyo.jp/kouen/gaiyo/01.html |url-status=live }}</ref> which is roughly half of the 11.5 square meters of Madrid.<ref>{{cite web |title=Madrid Now |url=http://www.thenowinstitute.org/?page_id=124 |publisher=The Now Institute – Urban research, planning and speculations |access-date=2015-10-14 |archive-date=2015-10-16 |archive-url=https://web.archive.org/web/20151016000408/http://www.thenowinstitute.org/?page_id=124 |url-status=live }}</ref> National and regional governments devote resources to making regional cities and rural areas more attractive by developing transportation networks, social services, industry, and educational institutions to try to decentralize settlement and improve the quality of life. Nevertheless, major cities, especially Tokyo, [[Yokohama]] and [[Fukuoka]], and to a lesser extent [[Kyoto]], [[Osaka]] and [[Nagoya]], remain attractive to young people seeking education and jobs.<ref name=loc/> ===Urban distribution=== [[File:Population of Japan by area, 2015.png|thumb|Distribution of population<ref>{{Cite web|url=https://www.e-stat.go.jp/stat-search/files?page=1&layout=datalist&toukei=00200524&tstat=000000090001&cycle=0&tclass1=000000090001&tclass2=000001095055|title=Statistics Bureau, Ministry of Internal Affairs and Communications of Japan Intercensal Adjustment of Current Population Estimates 2010 – 2015}}</ref> by [[List of regions of Japan|regions]] (blue shades) and [[Prefectures of Japan|prefectures]] (red: most populous; green: less).<br />[[Kantō region|KANTO]], [[Keihanshin|KEIHANSHIN]] and [[Tōkai region|TOKAI]] are three largest metropolitan areas which have about 2/3 of total population of Japan. Out of 47 prefectures, 13 are red and 34 are green.<br />The population of Japan has been decreasing since 2011. Only 8 prefectures had increased its population compared to 2010, due to internal migration to large cities. ]] {{external media | topic = Views of the World | align = | width = | image1 = [http://www.viewsoftheworld.net/wp-content/uploads/2011/03/Japan_PopulationCartogram.png Japan Gridded Population Cartogram] | image2 = [https://worldmapper.org/maps/gridded-population-jpn/ Japan Gridded Population] }} Japan has a high population concentration in urban areas on the plains since 75% of Japan's land area is made up of mountains,<ref>{{cite web |title=地形分類 |url=http://www.gsi.go.jp/atlas/archive/j-atlas-d_j_02.pdf |publisher=Geospatial Information Authority of Japan |access-date=2015-10-14 |archive-date=2016-03-05 |archive-url=https://web.archive.org/web/20160305031643/http://www.gsi.go.jp/atlas/archive/j-atlas-d_j_02.pdf |url-status=live }}</ref> and also Japan has a forest cover rate of 68.5% (the only other developed countries with such a high forest cover percentage are Finland and Sweden).<ref name="Forest area % of land area"/> The 2010 census shows 90.7% of the total Japanese population live in cities.<ref>{{cite web |title=平成22年国勢調査最終報告書 人口の地域分布 |url=http://www.stat.go.jp/data/kokusei/2010/final/pdf/01-02.pdf |publisher=The Ministry of Internal Affairs and Communications Statistics Bureau |access-date=2015-10-14 |archive-date=2018-11-19 |archive-url=https://web.archive.org/web/20181119105951/http://www.stat.go.jp/data/kokusei/2010/final/pdf/01-02.pdf |url-status=live }}</ref> Japan is an urban society with about only 5% of the [[labor force]] working in [[agriculture]]. Many farmers supplement their income with [[part-time job]]s in nearby towns and cities. About 80 million of the urban population is heavily concentrated on the Pacific shore of [[Honshu]].<ref>{{cite web|url=https://www.loc.gov/today/placesinthenews/archive/2011arch/20110921_japan.html|title=Japan – Places in the News {{!}} Library of Congress|website=www.loc.gov|language=en|access-date=2017-01-30|archive-date=2017-02-02|archive-url=https://web.archive.org/web/20170202062725/https://www.loc.gov/today/placesinthenews/archive/2011arch/20110921_japan.html|url-status=live}}</ref> Metropolitan [[Tokyo]]–[[Yokohama]], with its population of 35 million residents, is the world's most populous city. Japan faces the same problems that confront urban industrialized societies throughout the world: overcrowded cities and congested [[highway]]s. ===Age structure=== {{Main|Aging of Japan}} {| class="wikitable sortable" style="text-align: right;" |+ Overview of the changing age distribution 1935–2020<ref name="autogenerated1"/> ! rowspan="2"|Year ! rowspan="2"|Total population<br />(census;<br>thousands) ! colspan="3"|Population by age (%) |- ! 0–14 ! 15–64 ! 65+ |- | 1935 |69,254 |{{percentage bar|36.9}} |{{percentage bar|58.5}} |{{percentage bar|4.7}} |- | 1940 |73,114 |{{percentage bar|36.1}} |{{percentage bar|59.2}} |{{percentage bar|5.7}} |- | 1945 |71,998 |{{percentage bar|36.8}} |{{percentage bar|58.1}} |{{percentage bar|5.1}} |- | 1950 |83,199 |{{percentage bar|35.4}} |{{percentage bar|59.6}} |{{percentage bar|4.9}} |- | 1955 |89,275 |{{percentage bar|33.4}} |{{percentage bar|61.2}} |{{percentage bar|5.3}} |- | 1960 |93,418 |{{percentage bar|30.2}} |{{percentage bar|64.1}} |{{percentage bar|5.7}} |- | 1965 |98,274 |{{percentage bar|25.7}} |{{percentage bar|68.0}} |{{percentage bar|6.3}} |- | 1970 |103,720 |{{percentage bar|24.0}} |{{percentage bar|68.9}} |{{percentage bar|7.1}} |- | 1975 |111,939 |{{percentage bar|24.3}} |{{percentage bar|67.7}} |{{percentage bar|7.9}} |- | 1980 |117,060 |{{percentage bar|23.5}} |{{percentage bar|67.3}} |{{percentage bar|9.1}} |- | 1985 |121,048 |{{percentage bar|21.5}} |{{percentage bar|68.2}} |{{percentage bar|10.3}} |- | 1990 |123,611 |{{percentage bar|18.2}} |{{percentage bar|69.5}} |{{percentage bar|12.0}} |- | 1995 |125,570 |{{percentage bar|15.9}} |{{percentage bar|69.4}} |{{percentage bar|14.5}} |- | 2000 |126,925 |{{percentage bar|14.6}} |{{percentage bar|67.9}} |{{percentage bar|17.3}} |- | 2005 |127,767 |{{percentage bar|13.7}} |{{percentage bar|65.8}} |{{percentage bar|20.1}} |- | 2010 |128,057 |{{percentage bar|13.2}} |{{percentage bar|63.7}} |{{percentage bar|23.1}} |- | 2015 |127,094 |{{percentage bar|12.6}} |{{percentage bar|60.7}} |{{percentage bar|26.6}} |- | 2020 |126,226 |{{percentage bar|12.0}} |{{percentage bar|59.3}} |{{percentage bar|28.8}} |} {{Wide image|Population Projections for Japan.svg|700px|Population projections for Japan ([[National Institute of Population and Social Security Research]], 2023)}} <gallery widths="300px" heights="250px"> Population Pyramids of Japan (Projections 2065,IPSS).svg|alt=Population Pyramids of Japan 2065. (Middle-birth, Middle-death scenario case)|Population pyramids of Japan 2065 (middle-birth, middle-death scenario case)<ref name=ipss2017>{{Cite journal |title=日本の将来推計人口(平成29年推計) |publisher=National Institute of Population and Social Security Research |date=April 2017 |id=NAID 40021416334 |journal=Social Security Research |volume=2 |url=https://www.ipss.go.jp/pp-zenkoku/j/zenkoku2017/pp_zenkoku2017.asp |access-date=2023-05-02 |archive-date=2023-06-07 |archive-url=https://web.archive.org/web/20230607054413/https://www.ipss.go.jp/pp-zenkoku/j/zenkoku2017/pp_zenkoku2017.asp |url-status=live }}</ref> File:Japan_animated_population_pyramid.gif|Japan demographic transition 1888–2019 </gallery> Japan's population is [[Ageing population|aging]] faster than that of any other nation.<ref>{{cite news|title=Japan's demography: The incredible shrinking country|url=https://www.economist.com/blogs/banyan/2014/03/japans-demography|access-date=14 January 2016|newspaper=The Economist|date=25 March 2014|archive-date=24 March 2017|archive-url=https://web.archive.org/web/20170324183812/http://www.economist.com/blogs/banyan/2014/03/japans-demography|url-status=live}}</ref> The population of those 65 years or older roughly doubled in 24 years, from 7.1% of the population in 1970 to 14.1% in 1994. The same increase took 61 years in [[Demographics of Italy|Italy]], 85 years in [[Demographics of Sweden|Sweden]], and 115 years in [[Demographics of France|France]].<ref>{{cite web|title=Statistical Handbook of Japan|url=http://www.stat.go.jp/english/data/handbook/c0117.htm|publisher=Ministry of Internal Affairs and Communication|access-date=14 January 2016|date=2015|archive-date=13 November 2013|archive-url=https://web.archive.org/web/20131113221530/http://www.stat.go.jp/english/data/handbook/c0117.htm|url-status=live}}</ref> In 2014, 26% of Japan's population was estimated to be 65 years or older,<ref name="autogenerated1">{{cite web |url=http://www.stat.go.jp/english/data/nenkan/1431-02.htm |title=Statistics Bureau Home Page/JAPAN STATISTICAL YEARBOOK 2016 – Chapter 2 Population and Households |website=Stat.go.jp |access-date=2017-04-17 |archive-date=2019-01-06 |archive-url=https://web.archive.org/web/20190106100507/http://www.stat.go.jp/english/data/nenkan/1431-02.html |url-status=live }}</ref> and the Health and Welfare Ministry has estimated that over-65s will account for 40% of the population by 2060.<ref>{{cite news|title=Japan population to shrink by a third by 2060|url=https://www.theguardian.com/world/2012/jan/30/japan-population-shrink-third|access-date=14 January 2016|work=The Guardian|date=30 January 2014|archive-date=21 February 2019|archive-url=https://web.archive.org/web/20190221212738/https://www.theguardian.com/world/2012/jan/30/japan-population-shrink-third|url-status=live}}</ref> The demographic shift in Japan's age profile has triggered concerns about the nation's economic future and the viability of its welfare state.<ref>Hashimoto, Ryutaro (attributed). [http://www.mofa.go.jp/j_info/japan/socsec/aging.html General Principles Concerning Measures for the Aging Society] {{Webarchive|url=https://web.archive.org/web/20110722110050/http://www.mofa.go.jp/j_info/japan/socsec/aging.html |date=2011-07-22 }}. Ministry of Foreign Affairs of Japan. Retrieved 2011-3-5.</ref> <gallery> Japan sex by age 1888.png|1888 Japan sex by age 1920.png|1920 (1st national census of population) Japan sex by age 1925.png|1925 (2nd national census of population) Japan sex by age 1930.png|1930 (3rd national census of population) Japan sex by age 1935.png|1935 (4th national census of population) Japan sex by age 1940.png|1940 (5th national census of population) Japan sex by age 1947.png|1947 (6th national census of population) Japan sex by age 1950.png|1950 (7th national census of population) Japan sex by age 1955.png|1955 (8th national census of population) Japan sex by age 1960.png|1960 (9th national census of population) Japan sex by age 1965.png|1965 (10th national census of population) Japan sex by age 1970.png|1970 (11th national census of population) Japan sex by age 1975.png|1975 (12th national census of population) Japan sex by age 1980.png|1980 (13th national census of population) Japan sex by age 1985.png|1985 (14th national census of population) Japan sex by age 1990.png|1990 (15th national census of population) Japan sex by age 1995.png|1995 (16th national census of population) Japan sex by age 2000.png|2000 (17th national census of population) Japan sex by age 2005.png|2005 (18th national census of population) Japan sex by age 2010.png|2010 (19th national census of population) Japan sex by age 2015.png|2015 (20th national census of population) Japan population pyramid 10.01.2019.png|2019 estimate Live births and deaths of Japan (1946-2019).png|Live births and deaths of Japan (1946–2019) </gallery> ===Population pyramids by prefecture=== <gallery mode="packed" widths="100" heights="80" caption="Population pyramids of Japan's prefectures in 2020"> File:Tokyo prefecture population pyramid in 2020.svg|Tokyo File:Nagasaki population pyramid in 2020.svg|Nagasaki File:Hiroshima population pyramid in 2020.svg|Hiroshima File:Hokkaido prefecture population pyramid in 2020.svg|Hokkaido File:Kyoto prefecture population pyramid in 2020.svg|Kyoto File:Aichi prefecture population pyramid in 2020.svg|Aichi File:Fukushima prefecture population pyramid in 2020.svg|Fukushima File:Osaka prefecture population pyramid in 2020.svg|Osaka File:Okinawa prefecture population pyramid in 2020.svg|Okinawa File:Aomori prefecture population pyramid in 2020.svg|Aomori File:Akita prefecture population pyramid in 2020.svg|Akita File:Chiba prefecture population pyramid in 2020.svg|Chiba File:Ibraki prefecture population pyramid in 2020.svg|Ibaraki File:Miyagi prefecture population pyramid in 2020.svg|Miyagi File:Yamagata prefecture population pyramid in 2020.svg|Yamagata File:Iwate prefecture population pyramid in 2020.svg|Iwate File:Fukuoka prefecture population pyramid in 2020.svg|Fukuoka File:Yamaguchi prefecture population pyramid in 2020.svg|Yamaguchi File:Saga prefecture population pyramid in 2020.svg|Saga File:Okayama prefecture population pyramid in 2020.svg|Okayama File:Toyama prefecture population pyramid in 2020.svg|Toyama File:Hyogo prefecture population pyramid in 2020.svg|Hyogo File:Ishikawa prefecture population pyramid in 2020.svg|Ishikawa File:Niigata prefecture population pyramid in 2020.svg|Niigata File:Fukui prefecture population pyramid in 2020.svg|Fukui File:Ehime prefecture population pyramid 2020.svg|Ehime File:Tokushima prefecture population pyramid 2020.svg|Tokushima File:Kagawa prefecture population pyramid 2020.svg|Kagawa File:Miyazaki prefecture population pyramid 2020.svg|Miyazaki File:Kumamoto prefecture population pyramid in 2020.svg|Kumamoto File:Kagoshima prefecture population pyramid 2020.svg|Kagoshima File:Kochi prefecture population pyramid in 2020.svg|Kochi File:Yamanashi prefecture population pyramid in 2020.svg|Yamanashi File:Oita prefecture population pyramid in 2020.svg|Oita File:Kanagawa prefecture population pyramid in 2020.svg|Kanagawa File:Shizuoka prefecture population pyramid in 2020.svg|Shizuoka File:Mie prefecture population pyramid in 2020.svg|Mie File:Wakayama prefecture population pyramid in 2020.svg|Wakayama File:Saitama prefecture population pyramid in 2020.svg|Saitama File:Nara prefecture population pyramid in 2020.svg|Nara File:Tochigi prefecture population pyramid in 2020.svg|Tochigi File:Nagano prefecture population pyramid in 2020.svg|Nagano File:Gunma prefecture population pyramid in 2020.svg|Gunma File:Shiga prefecture population pyramid in 2020.svg|Shiga File:Gifu prefecture population pyramid in 2020.svg|Gifu File:Tottori prefecture population pyramid in 2020.svg|Tottori File:Shimane prefecture population pyramid in 2020.svg|Shimane </gallery> {{Hidden begin|title=Population estimates by sex and age group (01.VII.2020) (Because of rounding, totals are not in all cases the sum of the respective components. Estimates or projections based on the 2015 population census.):<ref>{{cite web | url=https://unstats.un.org/unsd/demographic-social/products/dyb/dyb_2020/ | title=UNSD — Demographic and Social Statistics | access-date=2022-06-13 | archive-date=2022-04-14 | archive-url=https://web.archive.org/web/20220414000805/https://unstats.un.org/unsd/demographic-social/products/dyb/dyb_2020/ | url-status=live }}</ref>|titlestyle=background:#EEBC35;}} {| class="wikitable" |- ! width="80pt"|Age group ! width="80pt"|Male ! width="80pt"|Female ! width="80pt"|Total ! width="80pt"|% |- | align="right" | Total | align="right" | 61 226 000 | align="right" | 64 610 000 | align="right" | 125 836 000 | align="right" | 100 |- | align="right" | 0–4 | align="right" | 2 406 000 | align="right" | 2 288 000 | align="right" | 4 694 000 | align="right" | 3.73 |- | align="right" | 5–9 | align="right" | 2 580 000 | align="right" | 2 462 000 | align="right" | 5 042 000 | align="right" | 4.01 |- | align="right" | 10–14 | align="right" | 2 736 000 | align="right" | 2 605 000 | align="right" | 5 341 000 | align="right" | 4.24 |- | align="right" | 15–19 | align="right" | 2 932 000 | align="right" | 2 792 000 | align="right" | 5 724 000 | align="right" | 4.55 |- | align="right" | 20–24 | align="right" | 3 298 000 | align="right" | 3 089 000 | align="right" | 6 386 000 | align="right" | 5.07 |- | align="right" | 25–29 | align="right" | 3 240 000 | align="right" | 3 036 000 | align="right" | 6 275 000 | align="right" | 4.99 |- | align="right" | 30–34 | align="right" | 3 391 000 | align="right" | 3 244 000 | align="right" | 6 635 000 | align="right" | 5.27 |- | align="right" | 35–39 | align="right" | 3 767 000 | align="right" | 3 665 000 | align="right" | 7 432 000 | align="right" | 5.91 |- | align="right" | 40–44 | align="right" | 4 289 000 | align="right" | 4 183 000 | align="right" | 8 472 000 | align="right" | 6.73 |- | align="right" | 45–49 | align="right" | 4 954 000 | align="right" | 4 847 000 | align="right" | 9 801 000 | align="right" | 7.79 |- | align="right" | 50–54 | align="right" | 4 353 000 | align="right" | 4 305 000 | align="right" | 8 658 000 | align="right" | 6.88 |- | align="right" | 55–59 | align="right" | 3 905 000 | align="right" | 3 913 000 | align="right" | 7 818 000 | align="right" | 6.21 |- | align="right" | 60–64 | align="right" | 3 674 000 | align="right" | 3 770 000 | align="right" | 7 443 000 | align="right" | 5.91 |- | align="right" | 65–69 | align="right" | 4 047 000 | align="right" | 4 305 000 | align="right" | 8 351 000 | align="right" | 6.64 |- | align="right" | 70–74 | align="right" | 4 288 000 | align="right" | 4 798 000 | align="right" | 9 086 000 | align="right" | 7.22 |- | align="right" | 75–79 | align="right" | 3 193 000 | align="right" | 3 953 000 | align="right" | 7 145 000 | align="right" | 5.68 |- | align="right" | 80–84 | align="right" | 2 239 000 | align="right" | 3 159 000 | align="right" | 5 398 000 | align="right" | 4.29 |- | align="right" | 85–89 | align="right" | 1 323 000 | align="right" | 2 394 000 | align="right" | 3 717 000 | align="right" | 2.95 |- | align="right" | 90–94 | align="right" | 506 000 | align="right" | 1 316 000 | align="right" | 1 822 000 | align="right" | 1.45 |- | align="right" | 95–99 | align="right" | 97 000 | align="right" | 421 000 | align="right" | 519 000 | align="right" | 0.41 |- | align="right" | 100+ | align="right" | 10 000 | align="right" | 66 000 | align="right" | 76 000 | align="right" | 0.06 |- ! width="50"|Age group ! width="80pt"|Male ! width="80"|Female ! width="80"|Total ! width="50"|Percent |- | align="right" | 0–14 | align="right" | 7 722 000 | align="right" | 7 355 000 | align="right" | 15 077 000 | align="right" | 11.98 |- | align="right" | 15–64 | align="right" | 37 801 000 | align="right" | 36 843 000 | align="right" | 74 644 000 | align="right" | 59.32 |- | align="right" | 65+ | align="right" | 15 703 000 | align="right" | 20 412 000 | align="right" | 36 115 000 | align="right" | 28.70 |- |} {{Hidden end}} === Sex ratio === {| class="wikitable" !Age<br />group !2006!!2020 |- |At birth||1.05||1.06 |- |0–15||1.05||1.06 |- |15–64||1.01||1.01 |- |65+||0.73||0.78 |- |Total||0.95||0.94 |}
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