Japan vs Ukraine: Electricity generation from nuclear
Japan
94.09 terawatt-hours
in 2025
Ukraine
62.18 terawatt-hours
in 2022
Japan rank
6th
Ukraine rank
8th
Electricity generation from nuclear over time
- Japan
- Ukraine
How they compare
Japan currently reports 94.09 terawatt-hours against 62.18 terawatt-hours in Ukraine, a difference of 31.91 terawatt-hours.
That makes Japan's figure about 1.5 times Ukraine's.
The two have swapped places 1 time across 38 shared years of data; in 1985 it was Japan ahead.
Japan ranks 6th and Ukraine ranks 8th of 208 countries.
Across the 5 decades both report, Japan averaged higher in 3 and Ukraine in 2.
Head to head by decade
| Decade | Japan | Ukraine | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 174.65 terawatt-hours | 56.99 terawatt-hours | 117.66 terawatt-hours | Japan |
| 1990s | 267.4 terawatt-hours | 74.6 terawatt-hours | 192.8 terawatt-hours | Japan |
| 2000s | 287.26 terawatt-hours | 84.42 terawatt-hours | 202.84 terawatt-hours | Japan |
| 2010s | 65.39 terawatt-hours | 86.27 terawatt-hours | 20.88 terawatt-hours | Ukraine |
| 2020s | 52 terawatt-hours | 74.86 terawatt-hours | 22.87 terawatt-hours | Ukraine |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher electricity generation from nuclear, Japan or Ukraine?
- Japan, at 94.09 terawatt-hours against 62.18 terawatt-hours in Ukraine as of 2025.
- What is the difference in electricity generation from nuclear between Japan and Ukraine?
- 31.91 terawatt-hours, with Japan ahead.
- How many years of comparable data are there for Japan and Ukraine?
- 38 years are reported by both, from 1985 to 2022.
- How do Japan and Ukraine rank globally for electricity generation from nuclear?
- Japan ranks 6th and Ukraine ranks 8th of 208 countries.
- Where does this data come from?
- Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity generation from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours.