Japan vs United States: Annual change in primary energy from nuclear
Japan
27.75 terawatt-hours
in 2025
United States
9.3 terawatt-hours
in 2025
Japan rank
4th
United States rank
5th
Annual change in primary energy from nuclear over time
- Japan
- United States
How they compare
Japan currently reports 27.75 terawatt-hours against 9.3 terawatt-hours in United States, a difference of 18.45 terawatt-hours.
That makes Japan's figure about 3.0 times United States's.
The two have swapped places 19 times across 60 shared years of data; in 1966 it was United States ahead.
Japan ranks 4th and United States ranks 5th of 215 countries.
Across the 7 decades both report, Japan averaged higher in 1 and United States in 6.
Head to head by decade
| Decade | Japan | United States | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.8008 terawatt-hours | 8.19 terawatt-hours | 7.39 terawatt-hours | United States |
| 1970s | 21 terawatt-hours | 76.95 terawatt-hours | 55.94 terawatt-hours | United States |
| 1980s | 34.98 terawatt-hours | 87.46 terawatt-hours | 52.49 terawatt-hours | United States |
| 1990s | 39.82 terawatt-hours | 63.44 terawatt-hours | 23.62 terawatt-hours | United States |
| 2000s | -12.9 terawatt-hours | 22.52 terawatt-hours | 35.42 terawatt-hours | United States |
| 2010s | -63.34 terawatt-hours | 3.37 terawatt-hours | 66.7 terawatt-hours | United States |
| 2020s | 14.36 terawatt-hours | -13.09 terawatt-hours | 27.45 terawatt-hours | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from nuclear, Japan or United States?
- Japan, at 27.75 terawatt-hours against 9.3 terawatt-hours in United States as of 2025.
- What is the difference in annual change in primary energy from nuclear between Japan and United States?
- 18.45 terawatt-hours, with Japan ahead.
- How many years of comparable data are there for Japan and United States?
- 60 years are reported by both, from 1966 to 2025.
- How do Japan and United States rank globally for annual change in primary energy from nuclear?
- Japan ranks 4th and United States ranks 5th of 215 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.