Tokyo / Novi, MI / Düsseldorf
Asahi Kasei, the renowned Japanese technology group, proudly announces that its Microza® Water Processing Division has received a Gold rating in the 2025 EcoVadis sustainability assessment. This prestigious recognition places the division among the top 5% of companies globally, underlining its leadership in sustainable membrane-based filtration and separation technologies.
The Microza® hollow-fiber membrane is widely utilized in water treatment — such as purification and wastewater recycling — and in industrial sectors including biopharmaceuticals, pharmaceutical-grade water, food processing, and chemical separation. Through these applications, Asahi Kasei plays a critical role in enhancing productivity, minimizing environmental impact, and maximizing water resource efficiency.
EcoVadis, headquartered in France, is an independent global sustainability rating agency that evaluates over 150,000 companies across 185 countries and 250 industries. It assesses corporate efforts in four key areas:
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Environment
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Labor & Human Rights
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Ethics
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Sustainable Procurement
The 2025 review focused on the Microza® Fuji Plant’s operations as well as its broader supply and value chains, with Asahi Kasei receiving exceptionally high scores in the Environmental category.
“Receiving this Gold rating is a significant milestone for our business and reinforces our commitment to supporting society through membrane and separation technologies,” said Satoshi Kobayashi, Senior General Manager of the Microza & Water Processing Division.
“By strengthening technological innovation and global collaboration, we will continue to provide solutions that conserve safe and clean water resources while enhancing productivity in separation and concentration processes across various industries, creating new value for a more sustainable society.”
Asahi Kasei Group continues to drive sustainability across all its business domains. It maintains transparency through an annual sustainability report, detailing the progress of its environmental, social, and governance (ESG) initiatives.
For further details on Asahi Kasei’s sustainability strategy, visit:
https://www.asahi-kasei.com/sustainability/basic_information/library/report/
