Share of primary energy from hydropower in Japan
Japan: Share of primary energy from hydropower was 1.6% in 2025. ▼ Falling
Share of primary energy from hydropower in Japan, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of primary energy from hydropower in Japan stood at 1.6%.
Compared with earlier readings it is down 5.9% on the previous year and down 1.5% over ten years.
Over the whole period, share of primary energy from hydropower in Japan peaked at 4.5% in 1965 and was at its lowest, 1.1%, in 1994.
That places Japan 36th out of 79 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently falling across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 3.5% | 2.6% | 4.5% | 5 |
| 1970s | 2.0% | 1.6% | 2.5% | 10 |
| 1980s | 1.9% | 1.6% | 2.1% | 10 |
| 1990s | 1.5% | 1.1% | 1.8% | 10 |
| 2000s | 1.3% | 1.2% | 1.5% | 10 |
| 2010s | 1.5% | 1.4% | 1.6% | 10 |
| 2020s | 1.6% | 1.6% | 1.7% | 6 |
Countries ranked near Japan
More energy & mining data for Japan
- Fuel imports 19.6% (2025)
- Ores and metals imports 7.0% (2025)
- Ores and metals exports 3.6% (2025)
- Gas production 22.04 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 178.13 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 22.04 terawatt-hours (2024)
- Gas production per person 178.13 kilowatt-hours per person (2024)
- Fuel exports 1.2% (2025)
- Electric power transmission and distribution losses 4.9% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 55.1% (2022)
Frequently asked questions
- What is share of primary energy from hydropower in Japan?
- Share of primary energy from hydropower in Japan was 1.6% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest share of primary energy from hydropower recorded in Japan?
- The highest recorded value was 4.5% in 1965.
- What is the lowest share of primary energy from hydropower recorded in Japan?
- The lowest recorded value was 1.1% in 1994.
- How does Japan rank for share of primary energy from hydropower?
- Japan ranks 36th out of 79 countries with data for 2025.
- Is share of primary energy from hydropower rising or falling in Japan?
- Over the last ten years it is down 1.5%. The long-run trend across the full record is falling.
- Where does this Japan data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy from hydropower. Statizoid updates them automatically from the source API.
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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total energy supply.