2009 First Copper

Disclosure Date: June 25, 2025 Statement Date: June 24, 2025 Statement Time: 13:37:50 Company Code: 2009 Company Name: First Copper Co., Ltd.

Subject: Announcement of important resolutions from the 115th annual general meeting of shareholders.

Applicable Clause: Item 18 Event Date: June 24, 2025

Details: 1. Annual General Meeting Date: June 24, 2025 2. Important Resolution Item 1 – Surplus Distribution or Loss Carryforward: Approved the surplus distribution for the fiscal year 2023. 3. Important Resolution Item 2 – Amendments to Articles of Incorporation: None. 4. Important Resolution Item 3 – Business Report and Financial Statements: Approved the business report and financial statements for the fiscal year 2023. 5. Important Resolution Item 4 – Election of Directors and Supervisors: None. 6. Important Resolution Item 5 – Other Matters: None. 7. Other Matters to be Disclosed: None.