Which has higher centralization of political power index, Japan or Mauritius?

Mauritius, at 0.1 against 0.094 in Japan as of 2025.

How many years of comparable data are there for Japan and Mauritius?

126 years are reported by both, from 1900 to 2025.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Mauritius: Centralization of Political Power Index

Japan

0.094

in 2025

Mauritius

0.1

in 2025

Japan rank

143rd

Mauritius rank

142nd

Centralization of Political Power Index over time

Japan
Mauritius

How they compare

Mauritius currently reports 0.1 against 0.094 in Japan, a difference of 0.006.

That makes Mauritius's figure about 1.1 times Japan's.

Across all 126 years both countries report, Mauritius has been ahead every year.

Japan ranks 143rd and Mauritius ranks 142nd of 176 countries.

Mauritius has averaged higher in every one of the 13 decades both report.

Head to head by decade

Decade	Japan	Mauritius	Difference	Ahead
1900s	0.3324	0.448	0.1156	Mauritius
1910s	0.3299	0.448	0.1181	Mauritius
1920s	0.322	0.448	0.126	Mauritius
1930s	0.3285	0.448	0.1195	Mauritius
1940s	0.2634	0.3901	0.1267	Mauritius
1950s	0.0914	0.149	0.0576	Mauritius
1960s	0.091	0.1416	0.0506	Mauritius
1970s	0.091	0.098	0.007	Mauritius
1980s	0.091	0.098	0.007	Mauritius
1990s	0.091	0.1208	0.0298	Mauritius
2000s	0.082	0.0868	0.0048	Mauritius
2010s	0.0898	0.1077	0.0179	Mauritius
2020s	0.0973	0.1802	0.0828	Mauritius

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Japan or Mauritius?: Mauritius, at 0.1 against 0.094 in Japan as of 2025.
What is the difference in centralization of political power index between Japan and Mauritius?: 0.006, with Mauritius ahead.
How many years of comparable data are there for Japan and Mauritius?: 126 years are reported by both, from 1900 to 2025.
How do Japan and Mauritius rank globally for centralization of political power index?: Japan ranks 143rd and Mauritius ranks 142nd of 176 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Mauritius: Centralization of Political Power Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 22 September 2026, from https://reference.statizoid.com/compare/political-centralization-index/japan/mauritius/

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About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 18 September 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.