Eisai’s Kawashima Plant Honored with “Gifu Decarbonization Top Runner Award”
～Recognized for Proactive Initiatives to Reduce Greenhouse Gas Emissions～

February 26, 2026

Eisai’s Kawashima Plant (Kakamigahara, Gifu Prefecture) was selected for the newly established “Gifu Decarbonization Top Runner Award” in recognition of its proactive efforts to reduce greenhouse gas emissions.

The “Gifu Decarbonization Top Runner Award” is a newly established award launched by Gifu Prefecture in fiscal 2025, aiming to accelerate the reduction of greenhouse emissions from business activities within the prefecture. The local Gifu Prefecture government honors outstanding businesses committed to decarbonization initiatives, after a selection process evaluating greenhouse gas emission reduction plans and performance reports submitted by specified businesses operating withing the region. The award ceremony was held at the Gifu Prefectural Government Office on February 20.

At Eisai Kawashima Industrial Park, home to the Kawashima Plant, Eisai is implementing the following greenhouse gas reduction initiatives in accordance with the "Eisai Network Environmental Policy".

Electrification of Air-Conditioning Systems in the 3rd Manufacturing Building through the Installation of Heat Pumps
Eisai has significantly reduced greenhouse gas emissions by switching to electric heat pumps for heating and reducing dependence on fossil fuels for air-conditioning systems.

Construction of a New Cafeteria and Administration Building with “ZEB Ready” Certification
The newly constructed cafeteria and administration building at Kawashima Industrial Park has achieved “ZEB Ready” certification, which recognizes buildings that reduce primary energy consumption by 50% or more. This was accomplished by using multifaceted energy-saving technologies, including natural lighting, motion-sensor lighting, high-efficiency air-conditioning systems, high-insulation glass, and solar power generation. 

 

Introduction of 100% Renewable Energy
Eisai is a member of RE100¹ and aims to switch 100% of the electricity consumed by the Eisai Group to renewable energy by FY2030. At Kawashima Industrial Park, the renewable energy ratio for externally purchased electricity has already reached 100% in FY2024. While prioritizing the generation of renewable energy in-house, Eisai is also utilizing non-fossil certificates and selecting energy sources that contribute to the construction or expansion of renewable energy power plants, ultimately pursuing ways to effectively contribute to the decarbonization of society as a whole.

Based on Eisai’s Future Creation Strategy² (Sustainability Strategy), the company is committed to addressing material issues and social challenges over the mid- to long- term, with the aim of contributing to sustainable corporate growth and the sustainable development of society. In the field of environmental conservation, Eisai has identified “Business activities with consideration for the global environment” as one of our material issues. Based on the “Eisai Network Environmental Policy”, Eisai is promoting responses to reduce greenhouse gas emissions as environmental activities.

　Please refer to Eisai’s website for more detailed information about its environmental activities.

¹ The global environmental initiative that aims to shift the electricity used in business activities to 100% renewable electricity
² Please refer to Eisai Value Creation Report