Presentation Material for Management Presentation on May 30th 2025

Notice of Convocation of the 166th Ordinary General Meeting of Shareholders Other Matters Subject to the Electronic Provision

Notice of Convocation of the 166th Ordinary General Meeting of Shareholders

Announcement Concerning the Recording of Extraordinary Losses of a U.S. Subsidiary of the Company and of the Suspension of Chloroprene Rubber Production

Results Presentation of FY2024

Notice Concerning Difference Between Full-Year Consolidated Earnings Forecast and Actual Results and Voluntary Return of Part of Executive Compensation

FY2024 Summary of Consolidated Financial Statements

Announcement Concerning Sale of Non-current Assets and Recording of Extraordinary Profit

FY2024 3Q Financial Results Presentation Summary of Q&A Session

Notice Regarding Personnel Changes in Representative Directors and Executive Officers

FY2024 Third Quarter Financial Results Presentation Materials

FY2024 Third Quarter Summary of Consolidated Financial Statements