Prefectures by population (2045)

3 million〜14.5 million1.6 million〜2.4 million991,015〜1.6 million761,540〜939,579429,997〜679,003

Select a prefecture on the map to open its population pyramid.

#	Prefecture	Population	2020
1	Tokyo	14.5 million	14 million
2	Kanagawa	8.7 million	9.2 million
3	Osaka	7.6 million	8.8 million
4	Aichi	6.9 million	7.5 million
5	Saitama	6.8 million	7.3 million
6	Chiba	5.8 million	6.3 million
7	Fukuoka	4.6 million	5.1 million
8	Hyogo	4.6 million	5.5 million
9	Hokkaido	4.1 million	5.2 million
10	Shizuoka	3 million	3.6 million
11	Ibaraki	2.4 million	2.9 million
12	Hiroshima	2.3 million	2.8 million
13	Kyoto	2.2 million	2.6 million
14	Miyagi	1.9 million	2.3 million
15	Nagano	1.7 million	2 million
16	Niigata	1.6 million	2.2 million
17	Gunma	1.6 million	1.9 million
18	Tochigi	1.6 million	1.9 million
19	Okayama	1.6 million	1.9 million
20	Gifu	1.6 million	2 million
21	Kumamoto	1.4 million	1.7 million
22	Mie	1.4 million	1.8 million
23	Okinawa	1.4 million	1.5 million
24	Fukushima	1.3 million	1.8 million
25	Shiga	1.3 million	1.4 million
26	Kagoshima	1.2 million	1.6 million
27	Nara	1 million	1.3 million
28	Ehime	1 million	1.3 million
29	Yamaguchi	991,015	1.3 million
30	Nagasaki	939,579	1.3 million
31	Ishikawa	937,129	1.1 million
32	Oita	888,208	1.1 million
33	Iwate	853,120	1.2 million
34	Miyazaki	842,500	1.1 million
35	Aomori	833,387	1.2 million
36	Toyama	805,991	1 million
37	Yamagata	769,130	1.1 million
38	Kagawa	761,540	950,244
39	Wakayama	679,003	922,584
40	Saga	654,356	811,442
41	Yamanashi	646,253	809,974
42	Akita	622,049	959,502
43	Fukui	605,993	766,863
44	Shimane	524,675	671,126
45	Tokushima	519,810	719,559
46	Kochi	488,469	691,527
47	Tottori	429,997	553,407

Source: processed from the National Institute of Population and Social Security Research, Regional Population Projections for Japan (2023) (https://www.ipss.go.jp/pp-shicyoson/j/shicyoson23/t-page.asp). 2020 is the census; 2025 onwards are projections.