Representation of women in the lower chamber of parliament in Japan
Japan: Representation of women in the lower chamber of parliament was 0.3 ratio in 2026. ▲ Rising
Representation of women in the lower chamber of parliament in Japan, 2021–2026
Source: Inter-Parliamentary Union – processed by Our World in Data. Measured in ratio.
Analysis
Japan recorded 0.3 ratio for representation of women in the lower chamber of parliament in 2026. That is the highest value across all 6 years on record.
That represents a change of up 57.9% over ten years.
Japan ranks 133rd of 171 countries on this measure, in the bottom quarter.
Representation of women in the lower chamber of parliament in Japan, year by year
| Year | ratio | Change |
|---|---|---|
| 2021 | 0.19 ratio | — |
| 2022 | 0.19 ratio | +0.0% |
| 2023 | 0.19 ratio | +0.0% |
| 2024 | 0.2 ratio | +5.3% |
| 2025 | 0.3 ratio | +50.0% |
| 2026 | 0.3 ratio | +0.0% |
Countries ranked near Japan
- 131 Madagascar 0.32 ratio compare
- 132 Tunisia 0.31 ratio compare
- 133 Georgia 0.3 ratio compare
- 133 Hungary 0.3 ratio compare
- 136 Congo 0.29 ratio compare
- 136 Cyprus 0.29 ratio compare
- 136 Ghana 0.29 ratio compare
- 136 Malaysia 0.29 ratio compare
- 136 Sao Tome and Principe 0.29 ratio compare
- 136 Zambia 0.29 ratio compare
More gender data for Japan
- Child population (UN estimates and projections) 12,429 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -1.96 % change on previous year (2030)
- Population 107,155 (2030)
- Working-age population (UN estimates and projections) 107,155 (2030)
- Population (UN estimates and projections), annual growth rate -0.4423 % change on previous year (2030)
- Age population, age 00, female, interpolated 367,041 (2025)
- Age population, age 00, male, interpolated 384,885 (2025)
- Age population, age 01, female, interpolated 368,886 (2025)
- Age population, age 01, male, interpolated 386,553 (2025)
- Age population, age 02, female, interpolated 378,555 (2025)
Frequently asked questions
- What is representation of women in the lower chamber of parliament in Japan?
- Representation of women in the lower chamber of parliament in Japan was 0.3 ratio in 2026, according to Inter-Parliamentary Union – processed by Our World in Data.
- What is the highest representation of women in the lower chamber of parliament recorded in Japan?
- The highest recorded value was 0.3 ratio in 2025.
- What is the lowest representation of women in the lower chamber of parliament recorded in Japan?
- The lowest recorded value was 0.19 ratio in 2021.
- How does Japan rank for representation of women in the lower chamber of parliament?
- Japan ranks 133rd out of 171 countries with data for 2026.
- Is representation of women in the lower chamber of parliament rising or falling in Japan?
- Over the last ten years it is up 57.9%. The long-run trend across the full record is rising.
- Where does this Japan data come from?
- The figures come from Inter-Parliamentary Union – processed by Our World in Data, published as part of Representation of women in the lower chamber of parliament. Statizoid updates them automatically from the source API.
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About this data
Ratio for female members of parliaments (Ratio of the proportion of women in parliament in the proportion of women in the national population with the age of eligibility as a lower bound boundary), Lower Chamber or Unicameral.