What is strong elected regional governments index in Japan?

Strong elected regional governments index in Japan was 0.988 in 2025, according to V-Dem (2026) – processed by Our World in Data.

What is the highest strong elected regional governments index recorded in Japan?

The highest recorded value was 0.988 in 1948.

What is the lowest strong elected regional governments index recorded in Japan?

The lowest recorded value was 0.067 in 1789.

How does Japan rank for strong elected regional governments index?

Japan ranks 5th out of 175 countries with data for 2025.

Is strong elected regional governments index rising or falling in Japan?

Over the last ten years it is unchanged. The long-run trend across the full record is volatile.

Where does this Japan data come from?

The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Strong Elected Regional Governments Index. Statizoid updates them automatically from the source API.

Strong Elected Regional Governments Index in Japan

Name: Strong Elected Regional Governments Index in Japan
Creator: V-Dem (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Japan: Strong Elected Regional Governments Index was 0.988 in 2025. ◆ Volatile

Latest (2025)

0.988

Change on year

unchanged

World rank

5th

of 175 countries

All-time high

0.988

in 1948

All-time low

0.067

in 1789

Years of data

237

1789–2025

Strong Elected Regional Governments Index in Japan, 1789–2025

Source: V-Dem (2026) – processed by Our World in Data.

Analysis

In 2025, strong elected regional governments index in Japan stood at 0.988. That is the highest value across all 237 years on record.

That represents a change of unchanged over ten years.

Over the whole period, strong elected regional governments index in Japan peaked at 0.988 in 1948 and was at its lowest, 0.067, in 1789.

Japan ranks 5th of 175 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

Decade	Average	Lowest	Highest	Years
1780s	0.067	0.067	0.067	1
1790s	0.067	0.067	0.067	10
1800s	0.067	0.067	0.067	10
1810s	0.067	0.067	0.067	10
1820s	0.067	0.067	0.067	10
1830s	0.067	0.067	0.067	10
1840s	0.067	0.067	0.067	10
1850s	0.067	0.067	0.067	10
1860s	0.067	0.067	0.067	10
1870s	0.067	0.067	0.067	10
1880s	0.0726	0.067	0.123	10
1890s	0.131	0.131	0.131	10
1900s	0.131	0.131	0.131	10
1910s	0.1508	0.131	0.23	10
1920s	0.257	0.23	0.284	10
1930s	0.284	0.284	0.284	10
1940s	0.5159	0.161	0.988	10
1950s	0.988	0.988	0.988	10
1960s	0.988	0.988	0.988	10
1970s	0.988	0.988	0.988	10
1980s	0.988	0.988	0.988	10
1990s	0.988	0.988	0.988	10
2000s	0.988	0.988	0.988	10
2010s	0.988	0.988	0.988	10
2020s	0.988	0.988	0.988	6

Countries ranked near Japan

2 Switzerland 0.995 compare
3 Colombia 0.992 compare
4 United Kingdom 0.99 compare
5 Spain 0.988 compare
7 Denmark 0.987 compare
8 Mexico 0.986 compare

See the full ranking of 175 places →

More reference data data for Japan

Spring temperature anomalies 1.24 °C (2026)
Summer temperature anomalies 0.1053 °C (2026)
Temperature anomalies by month -0.7172 °C (2026)
Universal right to vote in practice 2 (2025)
Autumn temperature anomalies 1.9 °C (2025)
Winter temperature anomalies 0.5865 °C (2025)
Consumer price index 118.04 2010 = 100 (2025)
Universal right to vote 2 (2025)
Competitive elections 1 (2025)
Men's universal right to vote 1 (2025)

All data for Japan →

Frequently asked questions

What is strong elected regional governments index in Japan?: Strong elected regional governments index in Japan was 0.988 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest strong elected regional governments index recorded in Japan?: The highest recorded value was 0.988 in 1948.
What is the lowest strong elected regional governments index recorded in Japan?: The lowest recorded value was 0.067 in 1789.
How does Japan rank for strong elected regional governments index?: Japan ranks 5th out of 175 countries with data for 2025.
Is strong elected regional governments index rising or falling in Japan?: Over the last ten years it is unchanged. The long-run trend across the full record is volatile.
Where does this Japan data come from?: The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Strong Elected Regional Governments Index. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 237 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Strong Elected Regional Governments Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 175 places, 29,575 data points, 1789–2025
Last refreshed: 07 August 2026

Central estimate of the extent to which elected regional governments exist, and they operate without interference from regional unelected bodies.