男Male人口女出生児数死亡者数人口増減計自然増減Total1)社会増減change(per 1,000population)Netmigration3)3,4711,0013231502813369-5-8-10-7-11-50-32-8-614-7-4-11310-1849.931.024.322.117.416.115.013.714.511.710.08.49.29.58.49.39.510.210.711.37.711.711.311.911.513.7人口増減率（人口1,000につき）Rate ofpopulation人口密度（人/km2） Data are based on the Population Census and the Population Estimates. As of 1 October. Okinawa Prefecture is not included inthe figures from 1945 to 1970.年次Year昭和21年1946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197122232425262728293031323334353637383940414243444546総数TotalPopulation75,750e)78,10180,00281,773f)84,11584,541g)85,80886,981h)88,239f)90,07790,17290,92891,76792,641f)94,30294,28795,18196,15697,182f)99,20999,036100,196i)101,331102,536f)104,665106,100(1,000)Female...3,6032072,3521,4601,9011,7201,7701,7561,4271,5101,3421,3661,2641,2841,1731,1591,0561,0671,0361,0618961,0018497579368398749799117779098689108949759911,0261,0341,0931,0997911,1601,1991,1351,1711,2051,2301,1841,2111,4351,324...e)38,129e)39,97240,87341,710f)41,241f)42,87343,052g)42,128g)43,68044,260h)43,344h)44,895f)44,243f)45,83445,87146,25846,68947,137f)46,300f)48,00147,98748,44748,94749,471f)48,692f)50,51750,42551,016i)49,739i)51,59252,202f)51,369f)53,29654,02439,13040,06341,48942,72144,30144,67145,07845,50446,30046,73347,20847,71048,61149,18050,33452,0762-1 Total Population (Cont'd)B 1920 to 2021Population change(1,000)Natural changeDeaths2)Live births1,5762,6232,7022,6942,4172,2392,0711,9321,7951,7691,7091,6131,6381,6721,6241,6071,6281,6691,7041,8111,4611,8751,8701,9141,9322,0201,3691,1649829389078737877737287087087647026937136997186796707126706766996857216967612 Population and Households 39Populationdensity(per km2)4)205.6212.0217.1221.9226.2229.6232.9236.1238.8242.1243.9246.0248.2250.6253.5255.1257.5260.1262.9266.6267.8271.0274.0277.3281.1284.11) From October of the previous year to the end of September of the year stated. 2) Data up to September 2020 are based on theFinal Count of the Vital Statistics prepared by the Ministry of Health, Labour and Welfare. For Japanese population, live birthsand deaths declared at a later date are included in the respective months of occurrence. Data from October 2020 are based on thePreliminary Reports on the Vital Statistics. 3) Based on the Statistics on Legal Migrants by the Ministry of Justice. As forOkinawa Prefecture from 1 October 1971 to 14 May 1972, data are based on the Migration Statistics compiled by the StatisticsAgency of the Ryukyu Government. From October 1965, excluding foreign immigrants and emigrants for short stay in Japan.From October 2005, excluding Japanese emigrants and immigrants for short stay abroad. 4) For the years other than those of thepopulation census, the population density is calculated using "Land Survey of Prefectures, Shi, Ku, Machi and Mura" compiledby the Geographical Survey Institute of which area measurement methods were changed from 2014. From 1945, the area used forthe calculation of density excludes Habomai Islands, Shikotan Island, Kunashiri Island, Etrofu Island and Take-shima.a) Census population. b) Adjusted population obtained by deducting 1,181,000 military and civilian personnel outside Japanfrom the census population of 73,114,308. c) Adjusted population obtained by adding the estimated 149,000 of military andcivilian personnel and foreigners to population by the Population Survey of 71,998,104 as of 1 November. d) Computed fromthe 1944 population of 73,839,000 which excludes Okinawa Prefecture. e) Adjusted population obtained by adding theestimated 3,000 in the flooded areas to the Extraordinary Population Census of 78,098,000. f) Census population. Includingpopulation of Okinawa Prefecture. g) Including 2,968 persons of Toshima-mura, Oshima-gun, Kagoshima Prefecture whichwere reverted to Japan in December 1951. h) Including 201,132 persons of Amami Islands which were reverted to Japan inDecember 1953. i) Including 173 persons of Ogasawara Islands which were reverted to Japan in June 1968.
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