Nitrogen use efficiency in Japan
Japan: Nitrogen use efficiency was 27.9% in 2014. ▼ Falling
Nitrogen use efficiency in Japan, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for nitrogen use efficiency in Japan is 27.9%, measured in 2014.
Compared with earlier readings it is up 28.9% on the previous year and up 34.6% over ten years.
Over the whole period, nitrogen use efficiency in Japan peaked at 37.4% in 1961 and was at its lowest, 17.2%, in 1993.
Japan ranks 144th of 204 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 54 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 31.9% | 28.4% | 37.4% | 9 |
| 1970s | 24.0% | 22.0% | 26.9% | 10 |
| 1980s | 21.9% | 21.0% | 23.0% | 10 |
| 1990s | 21.5% | 17.2% | 22.7% | 10 |
| 2000s | 21.8% | 20.1% | 23.1% | 10 |
| 2010s | 23.6% | 21.1% | 27.9% | 5 |
Countries ranked near Japan
More reference data data for Japan
- Spring temperature anomalies 1.24 °C (2026)
- Summer temperature anomalies 0.1053 °C (2026)
- Temperature anomalies by month -0.7172 °C (2026)
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- Autumn temperature anomalies 1.9 °C (2025)
- Winter temperature anomalies 0.5865 °C (2025)
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- Competitive elections 1 (2025)
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Frequently asked questions
- What is nitrogen use efficiency in Japan?
- Nitrogen use efficiency in Japan was 27.9% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Japan?
- The highest recorded value was 37.4% in 1961.
- What is the lowest nitrogen use efficiency recorded in Japan?
- The lowest recorded value was 17.2% in 1993.
- How does Japan rank for nitrogen use efficiency?
- Japan ranks 144th out of 204 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Japan?
- Over the last ten years it is up 34.6%. The long-run trend across the full record is falling.
- Where does this Japan data come from?
- The figures come from Lassaletta et al. (2014) – processed by Our World in Data, published as part of Nitrogen use efficiency. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 54 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen use efficiency (NUE) is the ratio between nitrogen inputs and output. A NUE of 40% means that only 40% of nitrogen inputs are converted into nitrogen in the form of crops.