CO₂ emissions by sector in Japan
Japan: CO₂ emissions by sector was 89.68 million tonnes in 2023. ▼ Falling
CO₂ emissions by sector in Japan, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
In 2023, co₂ emissions by sector in Japan stood at 89.68 million tonnes. That is the lowest value across all 34 years on record.
The figure is down 7.1% on the previous year and down 28.8% over ten years.
Over the whole period, co₂ emissions by sector in Japan peaked at 157.73 million tonnes in 2002 and was at its lowest, 89.68 million tonnes, in 2023.
That places Japan 7th out of 187 countries with data for 2023, putting it 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 | 133.00 million tonnes | 120.16 million tonnes | 148.32 million tonnes | 10 |
| 2000s | 146.36 million tonnes | 124.58 million tonnes | 157.73 million tonnes | 10 |
| 2010s | 117.31 million tonnes | 108.25 million tonnes | 125.88 million tonnes | 10 |
| 2020s | 98.28 million tonnes | 89.68 million tonnes | 106.18 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 co₂ emissions by sector in Japan?
- Co₂ emissions by sector in Japan was 89.68 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest co₂ emissions by sector recorded in Japan?
- The highest recorded value was 157.73 million tonnes in 2002.
- What is the lowest co₂ emissions by sector recorded in Japan?
- The lowest recorded value was 89.68 million tonnes in 2023.
- How does Japan rank for co₂ emissions by sector?
- Japan ranks 7th out of 187 countries with data for 2023.
- Is co₂ emissions by sector rising or falling in Japan?
- Over the last ten years it is down 28.8%. 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 CO₂ 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.