Japan vs Sierra Leone: Elected parliament
Japan
1
in 2025
Sierra Leone
1
in 2025
Japan rank
1st
Sierra Leone rank
1st
Elected parliament over time
- Japan
- Sierra Leone
How they compare
Japan currently reports 1 against 1 in Sierra Leone, a difference of 0.
The two have swapped places 7 times across 130 shared years of data; in 1896 it was Japan ahead.
Japan ranks 1st and Sierra Leone ranks 1st of 197 countries.
Across the 14 decades both report, Japan averaged higher in 8 and Sierra Leone in 1.
Head to head by decade
| Decade | Japan | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1890s | 1 | 0 | 1 | Japan |
| 1900s | 1 | 0 | 1 | Japan |
| 1910s | 1 | 0 | 1 | Japan |
| 1920s | 1 | 0 | 1 | Japan |
| 1930s | 1 | 0 | 1 | Japan |
| 1940s | 0.5 | 0 | 0.5 | Japan |
| 1950s | 0.8 | 0.9 | 0.1 | Sierra Leone |
| 1960s | 1 | 0.9 | 0.1 | Japan |
| 1970s | 1 | 1 | 0 | — |
| 1980s | 1 | 1 | 0 | — |
| 1990s | 1 | 0.5 | 0.5 | Japan |
| 2000s | 1 | 1 | 0 | — |
| 2010s | 1 | 1 | 0 | — |
| 2020s | 1 | 1 | 0 | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher elected parliament, Japan or Sierra Leone?
- Japan, at 1 against 1 in Sierra Leone as of 2025.
- What is the difference in elected parliament between Japan and Sierra Leone?
- 0, with Japan ahead.
- How many years of comparable data are there for Japan and Sierra Leone?
- 130 years are reported by both, from 1896 to 2025.
- How do Japan and Sierra Leone rank globally for elected parliament?
- Japan ranks 1st and Sierra Leone ranks 1st of 197 countries.
- Where does this data come from?
- Lexical Index (2026) – processed by Our World in Data, published as Elected parliament. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The variable indicates whether some citizens elect a legislature which does issue some laws, but does not perform executive functions.