Population Prediction by Prefecture in Japan, 2018 version
National Institute of Population and Social Security Research predicted the population between 2015 and 2045 by prefecture. Except Tokyo, populations will be decreasing in all prefectures. The following data show the detail.
Table 1: Population Prediction by Prefecture, 2015-2045 (unit: 1000)
Pref. | 2015 | 2020 | 2025 | 2030 | 2035 | 2040 | 2045 |
Nationwide | 127,095 | 125,325 | 122,544 | 119,125 | 115,216 | 110,919 | 106,421 |
Hokkaido | 5,382 | 5,217 | 5,017 | 4,792 | 4,546 | 4,280 | 4,005 |
Aomori | 1,308 | 1,236 | 1,157 | 1,076 | 994 | 909 | 824 |
Iwate | 1,280 | 1,224 | 1,162 | 1,096 | 1,029 | 958 | 885 |
Miyagi | 2,334 | 2,296 | 2,227 | 2,144 | 2,046 | 1,933 | 1,809 |
Akita | 1,023 | 956 | 885 | 814 | 744 | 673 | 602 |
Yamagata | 1,124 | 1,072 | 1,016 | 957 | 897 | 834 | 768 |
Fukushima | 1,914 | 1,828 | 1,733 | 1,635 | 1,534 | 1,426 | 1,315 |
Ibaraki | 2,917 | 2,845 | 2,750 | 2,638 | 2,512 | 2,376 | 2,236 |
Tochigi | 1,974 | 1,930 | 1,873 | 1,806 | 1,730 | 1,647 | 1,561 |
Gunma | 1,973 | 1,926 | 1,866 | 1,796 | 1,720 | 1,638 | 1,553 |
Saitama | 7,267 | 7,273 | 7,203 | 7,076 | 6,909 | 6,721 | 6,525 |
Chiba | 6,223 | 6,205 | 6,118 | 5,986 | 5,823 | 5,646 | 5,463 |
Tokyo | 13,515 | 13,733 | 13,846 | 13,883 | 13,852 | 13,759 | 13,607 |
Kanagawa | 9,126 | 9,141 | 9,070 | 8,933 | 8,751 | 8,541 | 8,313 |
Niigata | 2,304 | 2,224 | 2,131 | 2,031 | 1,926 | 1,815 | 1,699 |
Toyama | 1,066 | 1,035 | 996 | 955 | 910 | 863 | 817 |
Ishikawa | 1,154 | 1,133 | 1,104 | 1,071 | 1,033 | 990 | 948 |
Fukui | 787 | 764 | 738 | 710 | 680 | 647 | 614 |
Yamanashi | 835 | 801 | 763 | 724 | 684 | 642 | 599 |
Nagano | 2,099 | 2,033 | 1,958 | 1,878 | 1,793 | 1,705 | 1,615 |
Gifu | 2,032 | 1,973 | 1,901 | 1,821 | 1,735 | 1,646 | 1,557 |
Shizuoka | 3,700 | 3,616 | 3,506 | 3,380 | 3,242 | 3,094 | 2,943 |
Aichi | 7,483 | 7,505 | 7,456 | 7,359 | 7,228 | 7,071 | 6,899 |
Mie | 1,816 | 1,768 | 1,710 | 1,645 | 1,576 | 1,504 | 1,431 |
Shiga | 1,413 | 1,409 | 1,395 | 1,372 | 1,341 | 1,304 | 1,263 |
Kyoto | 2,610 | 2,574 | 2,510 | 2,431 | 2,339 | 2,238 | 2,137 |
Osaka | 8,839 | 8,732 | 8,526 | 8,262 | 7,963 | 7,649 | 7,335 |
Hyogo | 5,535 | 5,443 | 5,306 | 5,139 | 4,949 | 4,743 | 4,532 |
Nara | 1,364 | 1,320 | 1,265 | 1,202 | 1,136 | 1,066 | 998 |
Wakayama | 964 | 921 | 876 | 829 | 782 | 734 | 688 |
Tottori | 573 | 556 | 537 | 516 | 495 | 472 | 449 |
Shimane | 694 | 670 | 643 | 615 | 588 | 558 | 529 |
Okayama | 1,922 | 1,890 | 1,846 | 1,797 | 1,742 | 1,681 | 1,620 |
Hiroshima | 2,844 | 2,814 | 2,758 | 2,689 | 2,609 | 2,521 | 2,429 |
Yamaguchi | 1,405 | 1,352 | 1,293 | 1,230 | 1,166 | 1,100 | 1,036 |
Tokushima | 756 | 723 | 688 | 651 | 614 | 574 | 535 |
Kagawa | 976 | 951 | 921 | 889 | 853 | 815 | 776 |
Ehime | 1,385 | 1,333 | 1,274 | 1,212 | 1,148 | 1,081 | 1,013 |
Kochi | 728 | 691 | 653 | 614 | 576 | 536 | 498 |
Fukuoka | 5,102 | 5,098 | 5,043 | 4,955 | 4,842 | 4,705 | 4,554 |
Saga | 833 | 810 | 785 | 757 | 728 | 697 | 664 |
Nagasaki | 1,377 | 1,321 | 1,258 | 1,192 | 1,124 | 1,054 | 982 |
Kumamoto | 1,786 | 1,742 | 1,691 | 1,636 | 1,577 | 1,512 | 1,442 |
Oita | 1,166 | 1,131 | 1,089 | 1,044 | 997 | 947 | 897 |
Miyazaki | 1,104 | 1,067 | 1,023 | 977 | 928 | 877 | 825 |
Kagoshima | 1,648 | 1,583 | 1,511 | 1,437 | 1,362 | 1,284 | 1,204 |
Okinawa | 1,434 | 1,460 | 1,468 | 1,470 | 1,466 | 1,452 | 1,428 |
Prefectures, population decreasing | 39 | 42 | 45 | 45 | 47 | 47 | 47 |
Table 2: Decreasing Index, If 2015 = 100
Pref. | 2030 | 2045 |
Akita | 79.6 | 58.8 |
Aomori | 82.3 | 63.0 |
Yamagata | 85.2 | 68.4 |
Kochi | 84.4 | 68.4 |
Fukushima | 85.4 | 68.7 |
Iwate | 85.7 | 69.1 |
Tokushima | 86.2 | 70.8 |
Nagasaki | 86.6 | 71.3 |
Wakayama | 86.0 | 71.4 |
Yamanashi | 86.8 | 71.7 |
Ehime | 87.5 | 73.1 |
Kagoshima | 87.2 | 73.1 |
Nara | 88.1 | 73.2 |
Niigata | 88.2 | 73.7 |
Yamaguchi | 87.6 | 73.7 |
Hokkaido | 89.0 | 74.4 |
Miyazaki | 88.5 | 74.7 |
Shimane | 88.6 | 76.2 |
Ibaraki | 90.4 | 76.6 |
Gifu | 89.6 | 76.6 |
Toyama | 89.5 | 76.7 |
Nagano | 89.5 | 76.9 |
Oita | 89.5 | 76.9 |
Miyagi | 91.8 | 77.5 |
Fukui | 90.2 | 78.1 |
Tottori | 90.0 | 78.2 |
Gunma | 91.0 | 78.7 |
Mie | 90.6 | 78.8 |
Tochigi | 91.5 | 79.0 |
Shizuoka | 91.3 | 79.5 |
Kagawa | 91.0 | 79.5 |
Saga | 90.9 | 79.7 |
Kumamoto | 91.6 | 80.8 |
Kyoto | 93.1 | 81.9 |
Hyogo | 92.9 | 81.9 |
Ishikawa | 92.8 | 82.1 |
Osaka | 93.5 | 83.0 |
Okayama | 93.5 | 84.3 |
Hiroshima | 94.6 | 85.4 |
Chiba | 96.2 | 87.8 |
Fukuoka | 97.1 | 89.3 |
Shiga | 97.1 | 89.4 |
Saitama | 97.4 | 89.8 |
Kanagawa | 97.9 | 91.1 |
Aichi | 98.3 | 92.2 |
Okinawa | 102.5 | 99.6 |
Tokyo | 102.7 | 100.7 |
Nationwide | 93.7 | 83.7 |
Source is National Institute of Population and Social Security Research. 『日本の地域別将来推計人口』(平成30(2018)年推計)
www.ipss.go.jp/pp-shicyoson/j/shicyoson18/2gaiyo_hyo/gaiyo.asp
www.ipss.go.jp/pp-shicyoson/j/shicyoson18/2gaiyo_hyo/hyo2.xls
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