Environmental Management


As expressed in our Group Vision that includes "harmony with the natural environment," the Asahi Kasei Group places high priority on environmental initiatives. The Group Policy regarding global environmental measures is shown below.

The Asahi Kasei Group's Global Environmental Policy

1. Building a low-carbon society

  • (1)Taking into account Japan's Plan for Global Warming Countermeasures and Nippon Keidanren's "Proposal on Japan's long-term growth strategy under the Paris Agreement," the Asahi Kasei Group aims for greenhouse gas emissions related to its business activities to meet reduction targets by 2030.
  • (2) The Asahi Kasei Group will promote energy conservation across the full range of our business activities with the aim of preventing global warming and conserving limited resources.
  • (3)The Asahi Kasei Group will develop a plan to reduce CO2 (Scope 3) emissions from its supply chain.
  • (4)The Asahi Kasei Group will help create a low-carbon society incorporating our proprietary technologies, contributing to the reduction of global greenhouse gas emissions by providing products, technologies, and services to the global market.

2. Preserving water resources

The Asahi Kasei Group will contribute to preserving global water resources through our water purification membrane module business, water recycling service business, and the sale of water quality monitoring equipment and wastewater treatment products. It will measure the quantity of its water intake while striving to maintain and improve the efficiency of its water usage.

3. Building a Circular Economy

The Asahi Kasei Group will promote the reduction of environmental impacts and the efficient utilization of resources and energy throughout the entire life cycle in its business activities in order to contribute to a circular economy. Specifically, it will promote the 3Rs of reduction, reuse, and recycling, and increase the usage of resources and energy with lower environmental impacts as well as renewable resources and energy.

4. Achieving harmony with nature

The Asahi Kasei Group will give due consideration to the conservation of natural capital and biodiversity, and promote the reduction of environmental impacts of its business activities. We will also monitor and carefully manage our use of land and biological resources.

5. Improve the level of management at our overseas plants

The Asahi Kasei Group will create monitoring items that enable environmental management practices equivalent to those at its plants in Japan.

6. Collaboration with our supply chain partners

The Asahi Kasei Group will proactively collaborate with members of its supply chain to undertake the abovementioned activities.

Management System

The Group's global environmental countermeasures are part of our activities for ESH & QA, and we have established a management system based on ISO 14001 requirements.
Please see below for our ESH & QA promotion framework.

Targets and results

Based on the Asahi Kasei Group's Global Environmental Policy, we promote activities with the following indicators and targets. Regarding climate change measures, we have set greenhouse gas reduction targets to be met by fiscal 2030.

Quantitative indicators and targets of global environmental measures

1. Building a low-carbon society

GHG emissions
By 2050, carbon neutral
By 2030, emissions reduction of 30% or more (from fiscal 2013)
Clean power generation
Maintain use of biomass fuel at 60% or more by energy content in mixed combustion at the biomass power plant in Nobeoka.

2. Energy management target

Management target
Improve unit energy consumption by an annual average of at least 1% over a 5-year period.

3. Water resource preservation activity target

Our target is shown in the response to question W8.1a of the CDP Water Security Questionnaire 2023 posted on the Water Resource Preservation page.

Details of activities and achievements for fiscal 2022 are posted here.

Environmental impacts

The diagram below describes the environmental impacts of business activities at Asahi Kasei Group plants.

  • Asahi Kasei Group (domestic) Main Environmental Impacts (FY2022) Water 236 million m3, Energy 3.6x10^16 J, Materials Including 2.54 million tons PRTR-specified substances, INPUT→Asahi Kasei Group plants, OUTPUT→Atmospheric emissions, SOx:3,700 tons, NOx:2,600 tons, Soot and dust:90 tons, PRTR-specified substances:400 tons, Regulated VOCs:1,200 tons, Greenhouse gas emissions:2.61 million tons CO2 equivalent, Effluent water, Volume: 200 million m3, COD of effluent: 760 tons, Nitrogen: 4,500 tons, Phosphorus: 20 tons, PRTR-specified substances 40 tons, Release to soil, PRTR-specified substances: 0 tons, Industrial waste, Waste generated: 556,000 tons, Of which, landfilled: 12,600 tons, Products
    Asahi Kasei Group (domestic) Main Environmental Impacts (FY2022)
  • Notes:
  • Energy consumption includes hydroelectric power generation (based on the Energy Saving Act conversion) Energy consumption including overseas consumption is 5.3×1016J.mark
  • The conversion factors for electricity used to calculate energy consumption are 9.97 GJ/MWh for daytime, 9.28 GJ/MWh for nighttime, and 9.76 GJ/MWh for the other.
  • *Figures withmarkhave received independent assurance by KPMG AZSA Sustainability Co.,Ltd. (March 2024 updated)

Violations of Environmental Laws and Regulations, Fines, etc.

There were no violations or fines related to environmental laws and regulations in fiscal 2022.