List of Japanese prefectures by area
Prefectures of Japan ranked by area as of October 1, 2015
Figures here are according to the official estimates of Japan.[1] Ranks are given by estimated areas. Undetermined areas here account for domestic boundary regions either in uncertainty or disputed among Japanese prefectures.
| Rank | Prefecture | Japanese | Estimated Area (km²)[2] |
Determined Area (km²)[3] |
Undetermined Area (km²)[4] |
Population | Density (/km²) |
Inhabitable Area | Forest Area (%) |
Capital | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (km²) | Density (/km²) | ||||||||||
| 1 | Hokkaido | 北海道 | 83,424.31 | 83,424.31 | 5,381,733 | 64.51 | 22,372.86 | 240.55 | 63.8% | Sapporo | |
| 2 | Iwate | 岩手県 | 15,275.01 | 15,275.01 | 1,279,594 | 83.77 | 3,714.01 | 344.53 | 74.9% | Morioka | |
| 3 | Fukushima | 福島県 | 13,783.74 | 13,783.74 | 1,914,039 | 138.86 | 4,217.02 | 453.88 | 67.9% | Fukushima | |
| 4 | Nagano | 長野県 | 13,561.56 | 13,104.29 | 457.27 | 2,098,804 | 154.76 | 3,225.52 | 650.69 | 75.5% | Nagano |
| 5 | Niigata | 新潟県 | 12,584.10 | 10,363.99 | 2,220.11 | 2,304,264 | 183.11 | 4,535.27 | 508.08 | 63.5% | Niigata |
| 6 | Akita | 秋田県 | 11,637.54 | 11,637.54 | 1,023,119 | 87.92 | 3,204.39 | 319.29 | 70.5% | Akita | |
| 7 | Gifu | 岐阜県 | 10,621.29 | 9,768.57 | 852.72 | 2,031,903 | 191.30 | 2,211.13 | 918.94 | 79.0% | Gifu |
| 8 | Aomori | 青森県 | 9,645.59 | 9,645.59 | 1,308,265 | 135.63 | 3,229.50 | 405.10 | 63.8% | Aomori | |
| 9 | Yamagata | 山形県 | 9,323.15 | 6,651.83 | 2,671.32 | 1,123,891 | 120.55 | 2,884.80 | 389.59 | 68.7% | Yamagata |
| 10 | Kagoshima | 鹿児島県 | 9,186.94 | 9,042.65 | 144.29 | 1,648,177 | 179.40 | 3,312.81 | 497.52 | 63.4% | Kagoshima |
| 11 | Hiroshima | 広島県 | 8,479.45 | 8,479.45 | 2,843,990 | 335.40 | 2,310.91 | 1,230.68 | 71.8% | Hiroshima | |
| 12 | Hyogo | 兵庫県 | 8,400.96 | 8,400.96 | 5,534,800 | 658.83 | 2,782.95 | 1,988.82 | 66.7% | Kobe | |
| 13 | Shizuoka | 静岡県 | 7,777.42 | 7,252.60 | 524.82 | 3,700,305 | 475.78 | 2,749.49 | 1,345.82 | 63.1% | Shizuoka |
| 14 | Miyazaki | 宮崎県 | 7,735.31 | 6,794.24 | 941.07 | 1,104,069 | 142.73 | 1,849.87 | 596.84 | 75.8% | Miyazaki |
| 15 | Kumamoto | 熊本県 | 7,409.35 | 7,272.41 | 136.94 | 1,786,170 | 241.07 | 2,796.13 | 638.80 | 60.4% | Kumamoto |
| 16 | Miyagi | 宮城県 | 7,282.22 | 6,858.62 | 423.60 | 2,333,899 | 320.49 | 3,154.83 | 739.79 | 55.9% | Sendai |
| 17 | Okayama | 岡山県 | 7,114.50 | 7,010.92 | 103.58 | 1,921,525 | 270.09 | 2,218.89 | 865.98 | 68.0% | Okayama |
| 18 | Kochi | 高知県 | 7,103.93 | 7,103.93 | 728,276 | 102.52 | 1,163.18 | 626.11 | 83.3% | Kōchi | |
| 19 | Shimane | 島根県 | 6,708.24 | 6,708.24 | 694,352 | 103.51 | 1,298.92 | 534.56 | 77.5% | Matsue | |
| 20 | Tochigi | 栃木県 | 6,408.09 | 6,408.09 | 1,974,255 | 308.09 | 2,982.76 | 661.89 | 53.2% | Utsunomiya | |
| 21 | Gumma | 群馬県 | 6,362.28 | 6,362.28 | 1,973,115 | 310.13 | 2,279.36 | 865.64 | 63.8% | Maebashi | |
| 22 | Oita | 大分県 | 6,340.71 | 5,100.28 | 1,240.43 | 1,166,338 | 183.94 | 1,798.91 | 648.36 | 70.6% | Oita |
| 23 | Yamaguchi | 山口県 | 6,112.30 | 6,112.30 | 1,404,729 | 229.82 | 1,706.74 | 823.05 | 71.6% | Yamaguchi | |
| 24 | Ibaraki | 茨城県 | 6,097.06 | 6,097.06 | 2,916,976 | 478.42 | 3,974.86 | 733.86 | 31.0% | Mito | |
| 25 | Mie | 三重県 | 5,774.40 | 5,758.66 | 15.74 | 1,815,865 | 314.47 | 2,059.17 | 881.84 | 64.3% | Tsu |
| 26 | Ehime | 愛媛県 | 5,676.11 | 5,676.11 | 1,385,262 | 244.05 | 1,673.14 | 827.94 | 70.3% | Matsuyama | |
| 27 | Aichi | 愛知県 | 5,172.48 | 5,123.48 | 49.00 | 7,483,128 | 1,446.72 | 2,987.77 | 2,504.59 | 42.2% | Nagoya |
| 28 | Chiba | 千葉県 | 5,157.65 | 5,082.90 | 74.75 | 6,222,666 | 1,206.49 | 3,554.37 | 1,750.71 | 30.4% | Chiba |
| 29 | Fukuoka | 福岡県 | 4,986.40 | 4,854.20 | 132.20 | 5,101,556 | 1,023.09 | 2,761.41 | 1,847.45 | 44.5% | Fukuoka |
| 30 | Wakayama | 和歌山県 | 4,724.69 | 4,724.69 | 963,579 | 203.95 | 1,115.11 | 864.11 | 76.4% | Wakayama | |
| 31 | Kyoto | 京都府 | 4,612.19 | 4,612.19 | 2,610,353 | 565.97 | 1,173.81 | 2,223.83 | 74.2% | Kyoto | |
| 32 | Yamanashi | 山梨県 | 4,465.27 | 4,253.95 | 211.32 | 834,930 | 186.98 | 954.38 | 874.84 | 77.8% | Kōfu |
| 33 | Toyama | 富山県 | 4,247.61 | 2,045.94 | 2,201.67 | 1,066,328 | 251.04 | 1,842.82 | 578.64 | 56.6% | Toyama |
| 34 | Fukui | 福井県 | 4,190.49 | 4,190.49 | 786,740 | 187.74 | 1,077.27 | 730.31 | 73.9% | Fukui | |
| 35 | Ishikawa | 石川県 | 4,186.09 | 4,186.09 | 1,154,008 | 275.68 | 1,391.86 | 829.11 | 66.0% | Kanazawa | |
| 36 | Tokushima | 徳島県 | 4,146.65 | 4,146.65 | 755,733 | 182.25 | 1,010.20 | 748.10 | 75.2% | Tokushima | |
| 37 | Nagasaki | 長崎県 | 4,132.09 | 4,132.09 | 1,377,187 | 333.29 | 1,676.17 | 821.63 | 58.4% | Nagasaki | |
| 38 | Shiga | 滋賀県 | 4,017.38 | 3,766.99 | 250.39 | 1,412,916 | 351.70 | 1,307.26 | 1,080.82 | 50.5% | Ōtsu |
| 39 | Saitama | 埼玉県 | 3,797.75 | 3,767.62 | 30.13 | 7,266,534 | 1,913.38 | 2,584.64 | 2,811.43 | 31.9% | Saitama |
| 40 | Nara | 奈良県 | 3,690.94 | 3,690.94 | 1,364,316 | 369.64 | 855.53 | 1,594.70 | 76.8% | Nara | |
| 41 | Tottori | 鳥取県 | 3,507.05 | 3,507.05 | 573,441 | 163.51 | 900.75 | 636.63 | 73.3% | Tottori | |
| 42 | Saga | 佐賀県 | 2,440.68 | 2,440.68 | 832,832 | 341.23 | 1,335.61 | 623.56 | 45.2% | Saga | |
| 43 | Kanagawa | 神奈川県 | 2,415.83 | 2,415.83 | 9,126,214 | 3,777.67 | 1,470.59 | 6,205.82 | 38.8% | Yokohama | |
| 44 | Okinawa | 沖縄県 | 2,281.12 | 2,281.12 | 1,433,566 | 628.45 | 1,169.16 | 1,226.15 | 46.1% | Naha | |
| 45 | Tokyo | 東京都 | 2,190.93 | 2,106.23 | 84.70 | 13,515,271 | 6,168.74 | 1,418.40 | 9,528.53 | 34.8% | Tokyo |
| 46 | Osaka | 大阪府 | 1,905.14 | 1,905.14 | 8,839,469 | 4,639.80 | 1,330.58 | 6,643.32 | 30.1% | Osaka | |
| 47 | Kagawa | 香川県 | 1,876.72 | 1,862.50 | 14.22 | 976,263 | 520.20 | 1,005.54 | 970.88 | 46.4% | Takamatsu |
| Japan | 日本国 | 377,970.75 | 365,190.44 | 12,780.27 | 127,094,745 | 336.26 | 122,630.69 | 1,036.40 | 64.6% | Tokyo | |
Prefectures of Japan ranked by area as of January 1, 1883
Native registered (本籍, honseki) population for January 1, 1883 was calculated based on information of family registries (戸籍, koseki).[5] Areas were calculated based on maps drawn by Inō Tadataka.[6] Ranks are given by estimated areas.
| Rank | Prefectures | Japanese | Estimated Area |
Estimated Area |
honseki Population |
Density (/km²) |
|---|---|---|---|---|---|---|
| 1 | Sapporo-ken[8] | 札幌県 | 3,245.51 | 50,057.03 | 61,144 | 1.22 |
| 2 | Nemuro-ken[8] | 根室県 | 2,335.28 | 36,018.12 | 5,642 | 0.16 |
| 3 | Kagoshima-ken[9] | 鹿児島県 | 1,089.65 | 16,806.19 | 1,291,586 | 76.85 |
| 4 | Iwate-ken | 岩手県 | 899.19 | 13,868.63 | 611,735 | 44.11 |
| 5 | Fukushima-ken | 福島県 | 884.33 | 13,639.44 | 840,241 | 61.60 |
| 6 | Nagano-ken | 長野県 | 853.76 | 13,167.94 | 1,033,969 | 78.52 |
| 7 | Niigata-ken | 新潟県 | 786.33 | 12,127.94 | 1,586,599 | 130.82 |
| 8 | Akita-ken | 秋田県 | 754.00 | 11,629.30 | 633,203 | 54.45 |
| 9 | Gifu-ken | 岐阜県 | 671.45 | 10,356.09 | 868,333 | 83.85 |
| 10 | Aomori-ken | 青森県 | 607.03 | 9,362.51 | 488,505 | 52.18 |
| 11 | Yamagata-ken | 山形県 | 600.15 | 9,256.40 | 695,533 | 75.14 |
| 12 | Hyōgo-ken | 兵庫県 | 556.68 | 8,585.94 | 1,433,355 | 166.94 |
| 13 | Miyagi-ken | 宮城県 | 540.79 | 8,340.86 | 633,194 | 75.91 |
| 14 | Ishikawa-ken[10] | 石川県 | 537.13 | 8,284.41 | 1,428,073 | 172.38 |
| 15 | Hiroshima-ken | 広島県 | 520.78 | 8,032.24 | 1,252,811 | 155.97 |
| 16 | Hakodate-ken[8] | 函館県 | 514.57 | 7,936.46 | 117,063 | 14.75 |
| 17 | Shizuoka-ken | 静岡県 | 503.82 | 7,770.65 | 985,881 | 126.87 |
| 18 | Kumamoto-ken | 熊本県 | 465.47 | 7,179.16 | 997,830 | 138.99 |
| 19 | Kōchi-ken | 高知県 | 454.72 | 7,013.36 | 549,184 | 78.31 |
| 20 | Ehime-ken[11] | 愛媛県 | 454.67 | 7,012.59 | 1,491,614 | 212.71 |
| 21 | Shimane-ken | 島根県 | 435.82 | 6,721.86 | 674,984 | 100.42 |
| 22 | Okayama-ken | 岡山県 | 420.98 | 6,492.97 | 1,029,567 | 158.57 |
| 23 | Tochigi-ken | 栃木県 | 411.77 | 6,350.92 | 609,000 | 95.89 |
| 24 | Gunma-ken | 群馬県 | 407.25 | 6,281.21 | 613,410 | 97.66 |
| 25 | Ōita-ken | 大分県 | 402.73 | 6,211.49 | 746,411 | 120.17 |
| 26 | Nagasaki-ken[12] | 長崎県 | 395.23 | 6,095.82 | 1,212,157 | 198.85 |
| 27 | Yamaguchi-ken | 山口県 | 389.99 | 6,015.00 | 897,370 | 149.19 |
| 28 | Ibaraki-ken | 茨城県 | 385.16 | 5,940.50 | 920,876 | 155.02 |
| 29 | Mie-ken | 三重県 | 368.55 | 5,684.32 | 870,137 | 153.08 |
| 30 | Chiba-ken | 千葉県 | 326.45 | 5,034.99 | 1,124,085 | 223.25 |
| 31 | Fukuoka-ken | 福岡県 | 317.81 | 4,901.73 | 1,128,289 | 230.18 |
| 32 | Ōsaka-fu[13] | 大阪府 | 317.14 | 4,891.40 | 1,585,696 | 324.18 |
| 33 | Aichi-ken | 愛知県 | 312.78 | 4,824.15 | 1,354,996 | 280.88 |
| 34 | Wakayama-ken | 和歌山県 | 310.62 | 4,790.84 | 610,182 | 127.36 |
| 35 | Kyōto-fu | 京都府 | 296.55 | 4,573.83 | 840,951 | 183.86 |
| 36 | Yamanashi-ken | 山梨県 | 289.85 | 4,470.49 | 410,246 | 91.77 |
| 37 | Fukui-ken | 福井県 | 272.40 | 4,201.35 | 582,210 | 138.58 |
| 38 | Tokushima-ken | 徳島県 | 271.28 | 4,184.08 | 649,616 | 155.26 |
| 39 | Saitama-ken | 埼玉県 | 265.84 | 4,100.18 | 970,598 | 236.72 |
| 40 | Shiga-ken | 滋賀県 | 258.44 | 3,986.04 | 639,961 | 160.55 |
| 41 | Kanagawa-ken[14] | 神奈川県 | 229.17 | 3,534.60 | 800,925 | 226.60 |
| 42 | Tottori-ken | 鳥取県 | 224.16 | 3,457.33 | 379,747 | 109.84 |
| 43 | Okinawa-ken | 沖縄県 | 156.91 | 2,420.10 | 360,770 | 149.07 |
| 44 | Tōkyō-fu[14] | 東京府 | 52.32 | 806.96 | 999,623 | 1,238.76 |
| Japan | 日本国 | 24,794.51 | 382,417.41 | 37,017,302 | 96.80 | |
See also
External links
References and notes
- Population estimates for October 1, 2015 are according to those reported by the Statistics Bureau of Japan. Area estimates for October 1, 2015 are according to those reported by the Geographical Survey Institute of Japan. See Area of Japanese Prefectures as of October 1, 2015 and Outline of the System of Social and Demographic Statistics of Japan.(in Japanese)
- Expediential values estimated by the Statistics Bureau, Ministry of Internal Affairs and Communications, because of the uncertainty of boundaries.
- Excludes undetermined (i.e. uncertain or disputed) areas.
- The sum of prefectural undetermined areas for each prefecture doubles the total prefectural undetermined areas in Japan.
- According to Japan Household Tables for January 1, Meiji 16 (1883). See Digital Library at the National Diet Library of Japan
- According to the 2nd Statistical Yearbook of the Empire of Japan (1883).
- 1 square ri (方里, hōri) = 15.4234711 km².
- Three prefectures of Sapporo-, Hakodate- and Nemuro-ken were united to Hokkaidō-chō (Hokkaidō Agency) on January 26, 1886.
- Includes present-day Miyazaki-ken split from Kagoshima-ken on May 9, 1883.
- Includes present-day Toyama-ken split from Ishikawa-ken on May 9, 1883.
- Includes present-day Kagawa-ken split from Ehime-ken on December 3, 1888.
- Includes present-day Saga-ken split from Nagasaki-ken on May 9, 1883.
- Includes Nara-ken split from Ōsaka-fu on November 4, 1887.
- Kanagawa-ken includes Three districts of Tama relegated from Kanagawa-ken to Tōkyō-fu on April 1, 1893.
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