Overview

• Resident lawyers say an application to the Osaka Prefecture Pollution Review Board will be submitted within the current fiscal year.
• Organizers expect several hundred applicants to join the case, representing households around the Yodogawa plant in Settsu.
• The filing will seek disclosure of investigation data, ongoing health checks for residents and workers, resident participation in remediation, and a compensation framework.
• The legal team characterizes the conciliation as Japan’s first case focused on PFAS contamination.
• PFAS have been detected in local groundwater, with a 2023 environment ministry survey citing levels up to 26,000 ng/L versus a 50 ng/L guideline, while Daikin says it ended PFOA manufacture and use at the site in 2012.