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Astellas' fundamental approach to the environment and the health and safety of its employees is detailed in the Astellas EHS Policy. Furthermore, Astellas is committed to organizational and ongoing efforts to uphold this approach, as outlined in the Astellas EHS Guidelines. Additionally, Astellas has established medium-term targets for its key priorities within its EHS Action Plan and is actively working to achieve those targets.
For governance related to the promotion of environmental sustainability, please refer to the governance section in “Climate Change Initiatives.”
Astellas Environment, Health & Safety Policy
The Astellas EHS Policy reflects the company’s overarching position on EHS issues. This policy is applicable to all domestic and international group companies and serves as the foundation for all our corporate activities.
Rules of conduct governing environment and safety activities
At Astellas, the environment is a metaphorical stakeholder in our business philosophy. To conscientiously fulfill our responsibilities to the environment, we implement specific measures and initiatives based on the Astellas Code of Conduct.
Astellas EHS Guidelines
The Astellas EHS Guidelines set forth unified standards that identify Astellas' aspirations in its EHS activities.
The guidelines qualitatively describe our aims, and concrete numerical targets, including their deadlines, will be stipulated through short- and medium-term action plans that will be updated every fiscal year. We ask outsourced manufacturers to cooperate in implementing the guidelines through assessments and other actions
Compliance with Laws, Regulations and Internal Guidelines
Environment, Health & Safety Management
Risk Management, and Response to Accident or other Emergency
Management of Facilities and Vehicles
Development of Products and Technologies
Education and Training
Reponses to Environmental Issues (Biodiversity)
Reponses to Environmental Issues (Energy Issues and Climate Change Countermeasures)
Reponses to Environmental Issues (Management of Chemical Substances)
Reponses to Environmental Issues (Recycling Resources)
Reponses to Environmental Issues (Countermeasures against air, water, and soil pollution)
Reponses to Environmental Issues (Control of Sensory Nuisance Sources)
Harmonious coexistence with local society
Supply Chain Management
Astellas conducts a companywide EHS assessment every fiscal year, in line with the Astellas EHS Guidelines, in order to evaluate the progress of EHS activities throughout the Astellas Group. Societal demands and problem awareness at each site are shared through an exchange of opinions between the EHS Management Department and each site. In this manner, one objective of assessments is to ensure that Astellas’ aspirations are aligned in the same direction. In addition, Astellas conducts assessments of Contracted Manufacturing Organizations (CMOs) in the value chain based on the same guidelines. In fiscal 2025, Astellas conducted on-site assessments of 7suppliers, and carried out risk assessments related to such matters as the operational status of wastewater treatment plants and waste storage facilities, employees' working environments and initiatives to prevent employees from being exposed to chemical substances. In cases where items were pointed out, Astellas indicated an improvement proposal, requested a plan for corrective measures to be drawn up, and is currently following up on progress of the improvements based on the corrective measures plan. Astellas continues risk management in the value chain through assessments to maintain an environment that ensures the stable supply of pharmaceuticals.
Product Assessment System
The total environmental load resulting from the production, sale, distribution and disposal of products is determined almost entirely at the research and development stages. With regard to the production and sales of pharmaceutical products, it is necessary to obtain government approval for each product. Since government approval also covers production methods and packaging specifications, when there are changes in either approved production methods or packaging, new approval must be obtained even if the changes are related to work safety or reducing the environmental impact. Therefore, these changes are very time-consuming and costly. Astellas has introduced a product assessment system as a tool that requires efforts to minimize the environmental load at every stage, particularly research and development, production, distribution, and disposal.
Under this assessment system, we examine issues such as the reduction of air pollutant emissions and the excessive use of packaging, safety measures at production sites, the prevention of exposure of employees to hazardous substances prior to the commencement of mass production, including development based on green chemistry, and response to law and regulation requirements.
When conducting product assessments, an assessment team conducts EHS assessments in stages for the development of products. The results determine whether the development of the product can move on to the next stage.
Specifically, the assessment must identify raw materials or processes that might have a negative impact on the environment and/or employee health and safety. The progress on remedial measures must be assessed, and action plans evaluated. Countermeasures being considered are evaluated in the subsequent stages of the assessment.
Education and Training
In order to promote further improvements in its EHS activities, the Company acknowledges the critical need to ensure that all employees have a correct understanding of their own roles and responsibilities.
To this end, we are working to develop employees professionally qualified in EHS matters and improve our skill base through a wide variety of training programs, including specialized education for employees engaged in roles requiring specialist knowledge and skills in areas such as environmental conservation or hazardous operations.
We also explain our policies and site rules to construction workers at our business sites, raw materials suppliers and waste transport and disposal contractors, and request cooperation with our EHS activities.
ISO Certification Status of Astellas Production Sites
| Company name | Commercial manufacturing sites | Obtained ISO certification (Month-Year) |
| Astellas Pharma Inc. | Takahagi Technology Center | ISO14001 (July 1998) |
| Yaizu Technology Center | ISO14001 (October 2000) | |
| Toyama Technology Center | ISO14001 (March 2000) | |
| Astellas Ireland Co., Ltd. | Dublin Plant | ISO14001 (March 1997) ISO45001 (September 2020) |
| Kerry Plant | ISO14001 (December 2003) ISO45001 (December 2018) ISO46001 (September 2024) ISO50001 (April 2012) | |
| Astellas Pharma China, Inc. | Shenyang Plant | ISO14001 (October 2001) ISO45001 (April 2025) ISO22301 (March 2026) ISO50001 (March 2026) |
Our Environmental Action Plan sets out short-term and medium-term targets for our activities regarding the key points of the Astellas Environment, Health & Safety Guidelines. We renew our action plans on a rolling basis, by reviewing progress and conditions during the previous year and incorporating our findings into our action plan for the following year.
For details on climate change measures, please refer to “Climate Change Initiatives.”
Results of Fiscal 2025
| Item | Goal | Fiscal 2025 Results |
| Measures to Address Climate Change | Reduce GHG emissions (Scope 1 + Scope 2) by 63% by fiscal 2030 (Base year: fiscal 2015) (Emissions in the base year: 201 kilotons) [1.5°C target] | Ratio to base year 60% decrease (Emissions: 81 kilotons) |
| Reduce GHG emissions (Scope 3) by 37.5% by fiscal 2030 (Base year: fiscal 2015) [well below 2°C target] | Ratio to base year 19% decrease
(Emissions: 1,124 kilotons) | |
| Measures for the Conservation of Natural Resources | Enhance water resource productivity*1 by around 20% of the fiscal 2016 result by the end of fiscal 2025 | Ratio to base year 126% improvement |
| Waste management | Improve waste generated per unit of revenue*2 by around 10% of the fiscal 2016 result by the end of fiscal 2025 | Ratio to base year 52% improvement |
| Biodiversity | Quadruple the biodiversity index by fiscal 2025 from the fiscal 2005 level | Ratio to base year 8.7 times |
*1 Water resource productivity = Revenue (billions of yen)/Water resources withdrawn (1,000 m3) (For research and production sites in Japan and overseas)
*2 Waste generated per unit of revenue = Volume of waste generated (tons)/Revenue (billions of yen) (For research and production sites in Japan and overseas)
The current Environmental Action Plan targets for resource use, waste management, and biodiversity reached their final year in FY2025. We plan to establish new targets for these areas.
With regard to climate change, we have obtained SBTi (Science Based Targets initiative)validation for our FY2030 targets announced in January 2023, and we are planning to update these targets by January 2028.
Compliance
Response to Accidents and Emergencies
Being prepared for emergency situations caused by an accident or natural disaster can help to prevent an environmental catastrophe and minimize damage. Accordingly, we have developed specific measures and procedures for these situations. Moreover, we conduct regular education sessions and training drills, and reconfirm and test the validity of our procedures, communication networks and the division of roles focusing on risks that are recognized as a high priority. In this manner, we continue to work diligently to reduce environmental risk.
In particular, the discharge of harmful substances could lead to the pollution of rivers as well as cause problems at public sewage treatment plants. This in turn could have a grave impact on regional communities. In preparation for accidents and emergency situations, we are systematically implementing measures for the prevention of environmental pollution, including the installation of backup equipment, while working to reduce the risk of pollution. In addition, to avoid accidents and other problems, we are bolstering efforts to optimize the operation and management of wastewater treatment systems, and monitor and measure the quality of water draining out of our plants to confirm compliance with relevant effluent standards.
Compliance with environmental laws and regulations
In fiscal 2025, There was an instant deviation of sewage pH limit due to trouble in neutralization process. Astellas reported the incident to the local government in a timely manner and has taken appropriate preventive measures. Over the past five years, there were two incidents as below. Astellas reported these incidents to the local government and implemented response measures based on its instructions.
Environment-related accidents and complaints
In fiscal 2025, a liquid waste leak occurred due to expansion upon freezing of contents inside the transfer pipeline. Regarding accidental fugitive emission of fluorinated gases, annual emission data (in CO2 equivalent unit) is disclosed on page "Environment Initiatives". The numbers of environment-related fine payments and complaints are summarized in the table below.
| FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | |
|---|---|---|---|---|---|
| Fine payment | 0 | 0 | 0 | 1*1 | 0 |
| Complaints | 0 | 0 | 1 | 1*2 | 0 |
*1It turned out that an outsourced vendor did not test one of parameters on discharged wastewater in one of periodic tests and Astellas paid 145 USD.
*2There was a complaint about the sound of the emergency fire alarm during its periodic test.
Soil contamination assessments
In FY2025, a contaminated area was designated at the Takaoka Plant in accordance with the Soil Contamination Countermeasures Act. Appropriate measures have been implemented in consultation with the relevant authorities to prevent the spread of contamination.
The substances exceeding the regulatory standards are as follows:
Based on the results of soil investigations conducted over the past five years, no other instances of contamination have been identified.