Environment Environment

Environmental Policies

Updated August 2025

Environmental Policies

Consideration for the global environment

Denka is addressing global environmental issues based on Responsible Care, an initiative promoted by the global chemical industry. As a chemical manufacturer, Denka exercises strict control over environmental impact and strives to develop innovative technologies to conserve resources and energy.

Basic Policy

In a situation where awareness of environmental issues such as global warming has been raised as the most important issue threatening the existence of humanity and ecosystems, the pursuit of sustainability is positioned as a prerequisite for fulfilling social responsibilities and continuing business, as well as an opportunity for improving product competitiveness and creating new business opportunities.
Based on this recognition, the Company will raise the environmental mind of all employees, create environmental value through decarbonization, strengthen product competitiveness, and gain satisfaction and trust from stakeholders.

2025 Activity Policy
In accordance with our Management Plan “Mission 2030”, in fiscal year 2025, we will focus on (1) GX human resource development, (2) process innovation, energy conservation promotion and profitability, (3) proper response to the needs of information disclosure, (4) strengthening the supply chain, and (5) effective use of resources and promotion of reduction of hazardous substances, etc.
Support for the Responsible Care World Charter (2014 version)

On December 9, 2014, Denka became a signatory to the Responsible Care Global Charter (2014 version) proposed by the International Council of Chemical Associations (ICCA) and declared its support for and implementation of the principles of Responsible Care together with chemical manufacturers around the world.

Responsible Care (RC) Activities Policy (Environment related)

Under the "Responsible Care Global Charter," we will promote RC activities covering all processes from raw materials to manufacturing, storage, logistics, use, and disposal to fulfill our social responsibilities, striving to ensure compliance, prevent environmental pollution, and contribute to environmental protection toward the realization of a sustainable society through these efforts.

[Key Items for Implementation]
Energy conservation
  1. The Production Technology Improvement Committee will serve as the axis for promoting the early resolution of technical issues and the exploration of new themes.
  2. Companies must effectively utilize subsidy systems to achieve early commercialization.
Key Themes of Each Business Site
  1. Omi Plant: Reduction of odor from chloroprene wastewater and reduction of monomer atmospheric emissions
  2. Chiba Plant: Planned reduction of VOC emissions in accordance with the hazard information of chemical substances
DFF Inc., Denka Company Limited CSR and Public Relations Office, Denka Company Limited IR Office, Seiwa Business Link
Environment
Environmental Policies

Environmental Policy

Consideration for the Global EnvironmentDenka is committed to global environmental preservation based on Responsible Care, an initiative promoted by the global chemical industry. As a responsible chemical manufacturer, Denka will continue to address the issues of global environmental preservation.

Environment
Achievement of Carbon Neutrality

Achievement of carbon neutrality

2050 Roadmap Efforts to Reduce Environmental Impact Efforts for Environmentally Conscious Products Environmental Accounting

Environment
Achievement of Carbon Neutrality

Our Approach to Environmental Management

Denka Group is committed to achieving its target of "net zero CO2 emissions" by 2050. To this end, we have set the interim target of reducing CO2 emissions by 60% from the fiscal year 2013 level by 2030.

Environment
The Denka Group's Policies on the Prevention of Environmental Pollution

Policy on Prevention of Environmental Pollution

Denka accurately understands the environmental burden substances emitted from the production facilities of Group companies and is working on their continuous reduction. The substances targeted include greenhouse gases such as CO2...

Environment
Initiatives Aimed at Curbing GHG Emissions and Reduction Targets for GHG Emissions

Initiatives Aimed at Curbing GHG Emissions and Reduction Targets for GHG Emissions

Greenhouse gas emissions Zero emissions initiatives Information disclosure initiatives Fluorocarbons...

Environment
Climate change risks and opportunities

Climate change risks and opportunities

Addressing Risks and OpportunitiesRegarding the risks and opportunities posed by climate change, we will conduct scenario analysis based on the following two temperature rise scenarios: 1.5°C or less (Glasgow Climate Pact) and 4°C (business-as-usual).

Environment
Promoting the Use of Clean Energy

Efforts for clean energy

Expansion of renewable energy and introduction of environmentally friendly power generation technologies Certification of special measures for levies based on the Renewable Energy Special Measures Act ...

Environment
Promoting the Use of Clean Energy

In-house power generation facilities plants and maximum output

hydroelectric power plant (Map) *As of August 2025 / Including our joint venture company's power plant. Private power plant and maximum output (20...

Environment
Government Subsidies Related to the Environment and Energy

Subsidies for environmental energy

Use of environmental energy-related subsidies In our efforts to reduce environmental impact and promote energy conservation, we actively utilize subsidy programs from the Ministry of Economy, Trade and Industry and the Ministry of the Environment, etc.

Environment
Initiatives to Biodiversity Conservation

Initiatives to Biodiversity Conservation

Our Approach to Biodiversity Initiatives for Biodiversity Participation in TNFD Forum ...

Environment
Preservation of Water Resources

Preservation of Water Resources

Issues of the Company Group Specific Initiatives Water Resource Data Water Risk Assessment ...

Environment
Efforts to Promote Resource Circulation

Efforts to Promote Resource Circulation

Approach to resource recycling (circular economy) Chemical recycling ISCC PLUS certification ...

Environment
Environmental Accounting

Environmental accounting

Environmental conservation costs Environmental conservation effect Economic effect Environmental conservation costs ...

Environment
Overview of Environmental Impacts

Overview of Environmental Impacts

Data Scope: Total of 8 locations of Denka head office (80% of Denka product sales manufactured) *Final disposal amount (landfill treatment) for FY2024...

Environment
Fiscal 2024 Environmental Performance Data

2024 Performance Data

Greenhouse gas emissions Renewable energy Main environmental impact (Head office and domestic group companies) Water resources Envi...

Environment
Office-Specific Performance Data

Office-Specific Performance Data

2024 Fiscal Year Main Substances Emitted and Water Used Ratios Head Office, Branch Offices Omi Plant Chiba Plant ...