Japan vs Ukraine: Primary energy from nuclear per person
Japan
2,315 kilowatt-hours per person
in 2025
Ukraine
4,206 kilowatt-hours per person
in 2025
Japan rank
19th
Ukraine rank
17th
Primary energy from nuclear per person over time
- Japan
- Ukraine
How they compare
Ukraine currently reports 4,206 kilowatt-hours per person against 2,315 kilowatt-hours per person in Japan, a difference of 1,891 kilowatt-hours per person.
That makes Ukraine's figure about 1.8 times Japan's.
The two have swapped places 1 time across 41 shared years of data; in 1985 it was Japan ahead.
Japan ranks 19th and Ukraine ranks 17th of 217 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 | 4,340 kilowatt-hours per person | 3,350 kilowatt-hours per person | 990.18 kilowatt-hours per person | Japan |
| 1990s | 6,457 kilowatt-hours per person | 4,391 kilowatt-hours per person | 2,066 kilowatt-hours per person | Japan |
| 2000s | 6,815 kilowatt-hours per person | 5,348 kilowatt-hours per person | 1,466 kilowatt-hours per person | Japan |
| 2010s | 1,550 kilowatt-hours per person | 5,706 kilowatt-hours per person | 4,156 kilowatt-hours per person | Ukraine |
| 2020s | 1,674 kilowatt-hours per person | 4,715 kilowatt-hours per person | 3,040 kilowatt-hours per person | Ukraine |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from nuclear per person, Japan or Ukraine?
- Ukraine, at 4,206 kilowatt-hours per person against 2,315 kilowatt-hours per person in Japan as of 2025.
- What is the difference in primary energy from nuclear per person between Japan and Ukraine?
- 1,891 kilowatt-hours per person, with Ukraine ahead.
- How many years of comparable data are there for Japan and Ukraine?
- 41 years are reported by both, from 1985 to 2025.
- How do Japan and Ukraine rank globally for primary energy from nuclear per person?
- Japan ranks 19th and Ukraine ranks 17th of 217 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); Population based on various sources (2024) – with major processing by Our World in Data, published as Primary energy from nuclear per person. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in kilowatt-hours of total energy supply per person.