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National Institute of Population and Social Security Research

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Population by Five-year Age Group and Sex: Regional Population Projections for Japan: 2015–2045

The target municipalities covered by Regional Population Projections for Japan: 2015–2045 included 1,798 municipalities (23 Tokyo special wards, 128 wards in 12 major cities*, 766 cities, 713 towns, and 168 villages), within the boundary as of March 1, 2018, and one prefecture (Fukushima). However, this page reports the projection results for 1,810 municipalities (23 Tokyo special wards, 128 wards in 12 major cities, 778 cities including 12 major cities, 713 towns, and 168 villages) and does not include municipalities in Fukushima Prefecture, for which an overall prefectural population was projected. The 12 major cities included Sapporo, Sendai, Chiba, Yokohama, Kawasaki, Nagoya, Kyoto, Osaka, Kobe, Hiroshima, Kitakyushu, and Fukuoka. For these 12 cities, the overall results of the city and the results by wards are shown. For Fukushima Prefecture, please refer to the results by prefecture.


* Please select the name of the prefecture to which the desired municipalities belong. The Excel files include several sheets, one for each municipality, and the sheets are sorted in the order of their IDs. The correspondence between the ID numbers and the names of municipalities can be found here.


01.Hokkaido 02.Aomori 03.Iwate 04.Miyagi 05.Akita 06.Yamagata
07.Fukushima 08.Ibaraki 09.Tochigi 10.Gunma 11.Saitama 12.Chiba
13.Tokyo 14.Kanagawa 15.Niigata 16.Toyama 17.Ishikawa 18.Fukui
19.Yamanashi 20.Nagano 21.Gifu 22.Shizuoka 23.Aichi 24.Mie
25.Shiga 26.Kyoto 27.Osaka 28.Hyogo 29.Nara 30.Wakayama
31.Tottori 32.Shimane 33.Okayama 34.Hiroshima 35.Yamaguchi 36.Tokushima
37.Kagawa 38.Ehime 39.Kochi 40.Fukuoka 41.Saga 42.Nagasaki
43.Kumamoto 44.Oita 45.Miyazaki 46.Kagoshima 47.Okinawa

※Sums of age and sex may not coincide with age and sex totals due to rounding errors.