Greenhouse gas emissions by sector in Japan
Japan: Greenhouse gas emissions by sector was 15.38 million tonnes in 2023. ▼ Falling
Greenhouse gas emissions by sector in Japan, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for greenhouse gas emissions by sector in Japan is 15.38 million tonnes, measured in 2023.
The figure is up 0.8% on the previous year and down 4.2% over ten years.
Over the whole period, greenhouse gas emissions by sector in Japan peaked at 23.81 million tonnes in 2004 and was at its lowest, 15.26 million tonnes, in 2022.
Japan ranks 9th of 176 countries on this measure, in the top 10%.
The long-run direction has been consistently falling across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 19.19 million tonnes | 17.16 million tonnes | 21.29 million tonnes | 10 |
| 2000s | 21.69 million tonnes | 18.28 million tonnes | 23.81 million tonnes | 10 |
| 2010s | 17.32 million tonnes | 15.74 million tonnes | 19.01 million tonnes | 10 |
| 2020s | 15.95 million tonnes | 15.26 million tonnes | 17.36 million tonnes | 4 |
Countries ranked near Japan
More climate change data for Japan
- Share of global CO₂ emissions and population 0.8% (2100)
- Population growth -0.5% (2025)
- Population, total 123.37 million (2025)
- Urban population growth -0.4% (2025)
- Urban population 113.87 million (2025)
- Urban population 92.3% (2025)
- CO₂ emissions per capita vs. GDP per capita 7.77 tonnes per person (2024)
- Cumulative CO₂ emissions 69.61 billion tonnes (2024)
- CO₂ emissions per capita 7.77 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 7.77 tonnes per person (2024)
Frequently asked questions
- What is greenhouse gas emissions by sector in Japan?
- Greenhouse gas emissions by sector in Japan was 15.38 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions by sector recorded in Japan?
- The highest recorded value was 23.81 million tonnes in 2004.
- What is the lowest greenhouse gas emissions by sector recorded in Japan?
- The lowest recorded value was 15.26 million tonnes in 2022.
- How does Japan rank for greenhouse gas emissions by sector?
- Japan ranks 9th out of 176 countries with data for 2023.
- Is greenhouse gas emissions by sector rising or falling in Japan?
- Over the last ten years it is down 4.2%. The long-run trend across the full record is falling.
- Where does this Japan data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of Greenhouse gas emissions by sector. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes of carbon dioxide-equivalents.