Idemitsu Kosan | Sustainability Performance

www.idemitsu.com

Japan's second-largest petroleum refiner with a fully integrated global portfolio spanning refineries, petrol stations, basic chemicals, lubricants, high-performance materials, power, renewables and resource extraction including coal, uranium and geothermal energy.

1911

Japan

10,001+ employees

Oil & Energy

$10B+ in revenue

$1B - 10B in profitability

Submit or report inaccurate data Download Company Insights

Sustainability Ranking & Industry Benchmark

#10048

Overall

#467

in Japan

#109

in Oil & Energy

Sustainability Maturity

Sustainability Intent

Available in
Scale package

Access

Industry Rank

32 out of 425

Overview

Environmental

Carbon emissionsEnergy consumptionWaste ManagementWater ManagementAir & land impactNature and biodiversityClimate risk

Social

Diversity and InclusionPay GapsHealth and SafetyExternalities

Governance

TargetsSDG ImpactESG scores and Exclusions

Financial Data

Business performanceCapital & innovationAnalyst projectionsAsset manager exclusion

View similiar companies

Eneos

Japan, Energy & Mining, Oil & Energy

Cosmo Oil

Japan, Energy & Mining, Oil & Energy

Inpex

Japan, Energy & Mining, Oil & Energy

CO2 scope 1 + 2

13.0M CO2e tonnes, 2025

Aligned

Waste generated

218.2K tonnes, 2025

Laggard

Female employees

27% 2025

Laggard

Externalities

842.1M $, 2025

Critical

Market cap

1.9T $, 2026▼37.4% YoY

Revenue

9.2T $, 2025▼5.1% YoY

R&D intensity

0.37% 2025

Intensity

Greenhouse gas intensity Scope 1, 2 (tCO₂e /$M)

Greenhouse gas intensity (Scope 1, 2, 3)(tCO₂e /$M)

Industry Benchmark

241.3

B/M 253.6

2.6K

B/M 3.4K

Controversy level

Very Low

Low

Noticeable

High

Severe

Download Controversy Analysis

Idemitsu Kosan has faced investor and civil-society criticism over the credibility gap between its stated climate commitments and ongoing expansion of coal mining and coal-to-chemicals operations, with allegations that its net-zero transition messaging overstates actual decarbonisation progress.

Carbon emissions breakdown

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
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Biodiversity impact

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
*******	*******	*******	*******	*******	*******	-	*******
*******	*******	*******	*******	*******	*******	-	*******
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*******	*******	*******	*******	*******	*******	-	*******
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*******	*******	*******	*******	*******	*******	-	*******
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*******	*******	*******	*******	*******	*******	-	*******
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Waste management

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
*******	*******	-	*******	-	*******	*******	*******
*******	*******	*******	*******	*******	*******	*******	*******
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*******	*******	-	-	*******	*******	*******	*******
*******	*******	-	-	*******	*******	*******	*******

Water management

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
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Air pollution

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
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Land use

Reveal data for 2 credits

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
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Diversity & inclusion

Reveal data for 3 credits

KPI	Metric	Year
		2020	2021	2022	2023	2024	Benchmark
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Pay gap breakdown

Reveal data for 1 credit

KPI	Metric	Year
		2020	2021	2022	2023	2024	Benchmark
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*******	*******	*******	*******	-	-	-	*******

Health & safety

Reveal data for 2 credits

KPI	Metric	Year
		2020	2021	2022	2023	2024	Benchmark
*******	*******	*******	*******	*******	*******	*******	*******
*******	*******	-	-	-	*******	*******	*******
*******	*******	*******	*******	-	-	*******	*******
*******	*******	-	-	-	-	-	*******

Externalities

Reveal data for 1 credit

KPI	Metric	Year
		2021	2022	2023	2024	2025	Benchmark
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SDG impact (historical)

Reveal data for 5 credits

KPI	Metric	Year
		2020	2021	2022	2023	2024	Benchmark
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Reporting

Sustainability Report

Available

Sustainability employees

Total sustainability employees

Available in
Scale package

Access

Controversy level

Very Low

Low

Noticeable

High

Severe

Download Controversy Analysis

Idemitsu Kosan has faced investor and civil-society criticism over the credibility gap between its stated climate commitments and ongoing expansion of coal mining and coal-to-chemicals operations, with allegations that its net-zero transition messaging overstates actual decarbonisation progress.

Idemitsu Kosan | Sustainability Performance

Sustainability Ranking & Industry Benchmark

Sustainability Maturity

Sustainability Intent

Available in Scale package

View similiar companies

Carbon emissions

Renewable energy

Intensity

Female employees

Waste

Controversy level

Carbon emissions breakdown

Climate risk

Biodiversity loss in km²

Biodiversity loss in CO2e

Potential species loss

Biodiversity impact

Waste management

Water management

Air pollution

Land use

Diversity & inclusion

Pay gap breakdown

Health & safety

Externalities

Revenue & EBITDA

Margin trends

R&D intensity

Return on invested capital

Analyst revenue estimates & actuals

Exclusions by region

Excluding institutions

Environmental policy coverage

Overall score

Environment

Social

Governance

Exclusion screening

SDG impact

SDG impact (historical)

Reporting

Sustainability employees

Available in Scale package

Idemitsu Kosan | Sustainability Performance

Sustainability Ranking & Industry Benchmark

Sustainability Maturity

Sustainability Intent

Available in Scale package

View similiar companies

Carbon emissions

Renewable energy

Intensity

Female employees

Waste

Controversy level

Carbon emissions breakdown

Climate risk

Biodiversity loss in km²

Biodiversity loss in CO2e

Potential species loss

Biodiversity impact

Waste management

Water management

Air pollution

Land use

Diversity & inclusion

Pay gap breakdown

Health & safety

Externalities

Revenue & EBITDA

Margin trends

R&D intensity

Return on invested capital

Analyst revenue estimates & actuals

Exclusions by region

Excluding institutions

Environmental policy coverage

Overall score

Environment

Available in
Scale package

Available in
Scale package

Available in
Scale package

Available in
Scale package