👥 Japanese Prefectures by Population
Resident population of the 47 prefectures at the 2025 census.
Tokyo12%
Kanagawa7.5%
Osaka7.1%
Aichi6.1%
Saitama5.9%
Chiba5.1%
Hyōgo4.3%
Fukuoka4.1%
Hokkaido4.1%
Shizuoka2.8%
Ibaraki2.3%
Hiroshima2.2%
Kyōto2%
Miyagi
Niigata
Nagano
Gifu
Gunma
Tochigi
Okayama
Fukushima
Mie
Kumamoto
Kagoshima
Okinawa
Shiga
Nara
Yamaguchi
Ehime
Nagasaki
Aomori
Iwate
Ishikawa
Ōita
Miyazaki
Yamagata
Toyama
7 others3.9%
1
Tokyo
14.25M
2
Kanagawa
9.19M
3
Osaka
8.76M
4
Aichi
7.45M
5
Saitama
7.29M
6
Chiba
6.26M
7
Hyōgo
5.32M
8
Fukuoka
5.08M
9
Hokkaido
4.99M
10
Shizuoka
3.47M
11
Ibaraki
2.79M
12
Hiroshima
2.68M
13
Kyōto
2.50M
14
Miyagi
2.23M
15
Niigata
2.07M
16
Nagano
1.95M
17
Gifu
1.89M
18
Gunma
1.87M
19
Tochigi
1.86M
20
Okayama
1.81M
21
Fukushima
1.71M
22
Mie
1.69M
23
Kumamoto
1.68M
24
Kagoshima
1.51M
25
Okinawa
1.47M
26
Shiga
1.39M
27
Nara
1.27M
28
Yamaguchi
1.26M
29
Ehime
1.26M
30
Nagasaki
1.23M
31
Aomori
1.14M
32
Iwate
1.13M
33
Ishikawa
1.09M
34
Ōita
1.08M
35
Miyazaki
1.02M
36
Yamagata
0.99M
37
Toyama
0.99M
38
Kagawa
0.91M
39
Akita
0.88M
40
Wakayama
0.86M
41
Saga
0.78M
42
Yamanashi
0.78M
43
Fukui
0.73M
44
Tokushima
0.68M
45
Kōchi
0.64M
46
Shimane
0.63M
47
Tottori
0.52M
Highlights
Within Japan, Tokyo ranks first in 2025 with 14.25M, followed by Kanagawa (9.19M) and Osaka (8.76M).
Tokyo is 1.5 times higher than Kanagawa, the runner-up.
Across 47 entries, values run from 14.25M (Tokyo) to 0.52M (Tottori), with a median of 1.51M.
Source: Statistics Bureau of Japan, 2025 population census (via Wikipedia), 2025. Unit: million people.
Source: Statistics Bureau of Japan, 2025 population census (via Wikipedia) · CC BY-SA 4.0 (Wikipedia); underlying data © the cited publisher · fetched Oct 13, 2026