Which has higher deliberative political institutions index, Ireland or Japan?

Ireland, at 0.912 against 0.901 in Japan as of 2025.

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

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 Deliberative Political Institutions Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Ireland vs Japan: Deliberative Political Institutions Index

Ireland

0.912

in 2025

Japan

0.901

in 2025

Ireland rank

17th

Japan rank

20th

Deliberative Political Institutions Index over time

Ireland
Japan

How they compare

Ireland currently reports 0.912 against 0.901 in Japan, a difference of 0.011.

The two have swapped places 6 times across 126 shared years of data; in 1900 it was Ireland ahead.

Ireland ranks 17th and Japan ranks 20th of 175 countries.

Across the 13 decades both report, Ireland averaged higher in 5 and Japan in 8.

Head to head by decade

Decade	Ireland	Japan	Difference	Ahead
1900s	0.7005	0.463	0.2375	Ireland
1910s	0.6789	0.4672	0.2117	Ireland
1920s	0.4581	0.4818	0.0237	Japan
1930s	0.5442	0.3364	0.2078	Ireland
1940s	0.552	0.3992	0.1528	Ireland
1950s	0.556	0.7617	0.2057	Japan
1960s	0.6055	0.8528	0.2473	Japan
1970s	0.6965	0.8676	0.1711	Japan
1980s	0.7484	0.8774	0.129	Japan
1990s	0.7986	0.8875	0.0889	Japan
2000s	0.8077	0.8922	0.0845	Japan
2010s	0.8756	0.8923	0.0167	Japan
2020s	0.9098	0.898	0.0118	Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher deliberative political institutions index, Ireland or Japan?: Ireland, at 0.912 against 0.901 in Japan as of 2025.
What is the difference in deliberative political institutions index between Ireland and Japan?: 0.011, with Ireland ahead.
How many years of comparable data are there for Ireland and Japan?: 126 years are reported by both, from 1900 to 2025.
How do Ireland and Japan rank globally for deliberative political institutions index?: Ireland ranks 17th and Japan ranks 20th of 175 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Deliberative Political Institutions Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Ireland vs Japan: Deliberative Political Institutions Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 28 September 2026, from https://reference.statizoid.com/compare/deliberative-political-institutions-index/ireland/japan/

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About this data

Indicator: Deliberative Political Institutions Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 175 places, 20,802 data points, 1900–2025
Last refreshed: 18 September 2026

Central estimate of the extent to which political elites justify their positions, justify them with the common good, acknowledge counterarguments, consult elites in policy changes, and society deliberates policy changes.