Annual percentage change in primary energy from nuclear in Japan
Japan: Annual percentage change in primary energy from nuclear was 10.8% in 2025. ◆ Volatile
Annual percentage change in primary energy from nuclear in Japan, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for annual percentage change in primary energy from nuclear in Japan is 10.8%, measured in 2025.
That represents a change of up 12.2% on the previous year and up 110.8% over ten years.
Over the whole period, annual percentage change in primary energy from nuclear in Japan peaked at 2,236.0% in 1966 and was at its lowest, -100.0%, in 2014.
That places Japan 3rd out of 35 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 578.3% | 3.6% | 2,236.0% | 4 |
| 1970s | 68.4% | -7.1% | 323.4% | 10 |
| 1980s | 10.5% | -7.8% | 18.9% | 10 |
| 1990s | 5.6% | -2.7% | 14.1% | 10 |
| 2000s | -0.6% | -26.8% | 24.2% | 10 |
| 2010s | 23.6% | -100.0% | 290.7% | 9 |
| 2020s | 10.4% | -34.5% | 49.6% | 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 55.06 (2022)
Frequently asked questions
- What is annual percentage change in primary energy from nuclear in Japan?
- Annual percentage change in primary energy from nuclear in Japan was 10.8% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual percentage change in primary energy from nuclear recorded in Japan?
- The highest recorded value was 2,236.0% in 1966.
- What is the lowest annual percentage change in primary energy from nuclear recorded in Japan?
- The lowest recorded value was -100.0% in 2014.
- How does Japan rank for annual percentage change in primary energy from nuclear?
- Japan ranks 3rd out of 35 countries with data for 2025.
- Is annual percentage change in primary energy from nuclear rising or falling in Japan?
- Over the last ten years it is up 110.8%. The long-run trend across the full record is volatile.
- Where does this Japan data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from nuclear. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.