Deliberative Political Institutions Index in Japan
Japan: Deliberative Political Institutions Index was 0.901 in 2025. ▲ Rising
Deliberative Political Institutions Index in Japan, 1900–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
In 2025, deliberative political institutions index in Japan stood at 0.901.
The figure is up 0.1% over ten years.
Over the whole period, deliberative political institutions index in Japan peaked at 0.904 in 2020 and was at its lowest, 0.198, in 1942.
That places Japan 20th out of 175 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 126 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1900s | 0.463 | 0.463 | 0.463 | 10 |
| 1910s | 0.4672 | 0.463 | 0.484 | 10 |
| 1920s | 0.4818 | 0.477 | 0.49 | 10 |
| 1930s | 0.3364 | 0.242 | 0.462 | 10 |
| 1940s | 0.3992 | 0.198 | 0.718 | 10 |
| 1950s | 0.7617 | 0.718 | 0.813 | 10 |
| 1960s | 0.8528 | 0.833 | 0.855 | 10 |
| 1970s | 0.8676 | 0.855 | 0.869 | 10 |
| 1980s | 0.8774 | 0.869 | 0.883 | 10 |
| 1990s | 0.8875 | 0.883 | 0.888 | 10 |
| 2000s | 0.8922 | 0.888 | 0.898 | 10 |
| 2010s | 0.8923 | 0.874 | 0.9 | 10 |
| 2020s | 0.898 | 0.889 | 0.904 | 6 |
Countries ranked near Japan
- 18 Netherlands 0.902 compare
- 18 Slovenia 0.902 compare
- 20 Finland 0.901 compare
- 22 Dominican Republic 0.9 compare
- 23 Bhutan 0.898 compare
- 23 South Africa 0.898 compare
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)
Frequently asked questions
- What is deliberative political institutions index in Japan?
- Deliberative political institutions index in Japan was 0.901 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest deliberative political institutions index recorded in Japan?
- The highest recorded value was 0.904 in 2020.
- What is the lowest deliberative political institutions index recorded in Japan?
- The lowest recorded value was 0.198 in 1942.
- How does Japan rank for deliberative political institutions index?
- Japan ranks 20th out of 175 countries with data for 2025.
- Is deliberative political institutions index rising or falling in Japan?
- Over the last ten years it is up 0.1%. The long-run trend across the full record is rising.
- Where does this Japan data come from?
- The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Deliberative Political Institutions Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 126 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
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.