Sumitomo Metal Mining Group Publishes Nature-Related Information Based on the TNFD Disclosure Framework and Other Guidance

Tokyo, Japan, October 23, 2026 -- Sumitomo Metal Mining Co., Ltd. (TSE: 5713) has set forth "a company that contributes to a nature-positive future" as its vision for 2030 to address "Conservation and Restoration of Nature," one of its material issues. In response to recent global developments in nature-related disclosures, Sumitomo Metal Mining has published nature-related information on the Sumitomo Metal Mining Group with reference to the disclosure framework of the Taskforce on Nature-related Financial Disclosures (TNFD) and the LEAP approach as its guidance.

Sumitomo Metal Mining Group's Nature-Related Disclosures (PDF:619KB)

The Sumitomo Metal Mining Group recognizes that the natural environment, which is the foundation of human health, welfare, and the economy, is deteriorating worldwide, and that biodiversity is decreasing at an unprecedented rate. Accordingly, the Sumitomo Metal Mining Group will contribute to the sustainable development of society by avoiding or minimizing the negative impacts of its business activities on nature and undertaking restoration and conservation efforts.