Environmental and Social Data

GRI Content Index

Statement of use Sumitomo Metal Mining Co., Ltd. has reported the information cited in this GRI content index for the period April 1, 2024 to March 31, 2025 with reference to the GRI Standards.
GRI 1 used GRI 1: Foundation 2021
GRI Sector Standard GRI 14: Mining Sector 2024

General Disclosures 2021

GRI Standard Disclosure Page Omitted
Item ESG Data Book 2025 Items omitted Reasons
GRI 2: General Disclosures 2021
2-1 Organizational details Corporate Data 1
Core facilities / group companies
2-2 Entities included in the organization’s sustainability reporting Reporting Boundary 1
2-3 Reporting period, frequency and contact point Publication Date 1
2-4 Restatements of information Percentage of Raw Materials from Recycled Sources 1
Release and Transfer of Chemical Substances in Business Activitie 4
Percentage of Procurement1 from Local Suppliers and Percentage of Employees Hired Locally 20
2-5 External assurance Independent Assurance Report 1,34
2-6 Activities, value chain and other business relationships Sustainability Issues in the Value Chain
2-7 Employees Number of Officers and Employees (by country and region) 6
Number of Officers and Employees1 (by age group and employee category) 7-9
2-8 Workers who are not employees Number of Officers and Employees1 (by age group and employee category) 7-9
2-9 Governance structure and composition Number of Officers and Employees1 (by age group and employee category) 6
Number of Officers and Employees1 (by age group and employee category) 7-9
Corporate Governance Framework 22
Decision-Making and Supervisory System
2-10 Nomination and selection of the highest governance body Procedures in the Nomination of Director Candidates, Appointment or Dismissal of Senior Management, and Nomination of Audit & Supervisory Board Member Candidates
2-11 Chair of the highest governance body Decision-Making and Supervisory System
2-12 Role of the highest governance body in overseeing the management of impacts Sustainability Management Framework 24
Decision-Making and Supervisory System
2-13 Delegation of responsibility for managing impacts Sustainability Management Framework 24
Decision-Making and Supervisory System
2-14 Role of the highest governance body in sustainability reporting Sustainability Management Framework 24
2-15 Conflicts of interest Decision-Making and Supervisory System
2-16 Communication of critical concerns Decision-Making and Supervisory System
Compliance Issues and Our Response
2-17 Collective knowledge of the highest governance body Training Policy for Directors and Audit and Supervisory Board Members
2-18 Evaluation of the performance of the highest governance body Analysis and Evaluation of the Effectiveness of the Board as a whole, and the Results
2-19 Remuneration policies Basic Policy and Procedures for Remuneration of Directors
2-20 Process to determine remuneration Basic Policy and Procedures for Remuneration of Directors
2-21 Annual total compensation ratio Annual Total Compensation Ratios (FY2024) 22
2-22 Statement on sustainable development strategy Message from the President
Material Issues and Vision for 2030 27
Sumitomo Metal Mining Group Sustainability Policy 24
2-23 Policy commitments Sumitomo Metal Mining Group Sustainability Policy 24
The Sumitomo Metal Mining Group Policy on Human Rights
2-24 Embedding policy commitments Sustainability Management Framework 24
The Sumitomo Metal Mining Group Policy on Human Rights
Human Rights of Employees
Initiatives for Responsible Mineral Production and Sourcing
Initiatives Related to Sustainable Procurement
Support for local community revitalization
Dialogue with Indigenous Peoples
Implementation of In-house Education on Indigenous Peoples
2-25 Processes to remediate negative impacts Business and Human Rights: Basic Approach
Human Rights Due Diligence
Grievance Mechanism
Dialogue with Indigenous Peoples
Implementation of In-house Education on Indigenous Peoples
Initiatives for Responsible Mineral Production and Sourcing
Initiatives Related to Sustainable Procurement
Support for local community revitalization
Compliance Issues and Our Response
2-26 Mechanisms for seeking advice and raising concerns Grievance Mechanism
Handling Complaints and Inquiries from the Local Community
Compliance Issues and Our Response
2-27 Compliance with laws and regulations Compliance Issues and Our Response
2-28 Mechanisms for seeking advice and raising concerns Participation in and Declarations of Support for International Industry Organizations and Initiatives 31-33
2-29 Approach to stakeholder engagement Dialogue with Experts, NGOs and NPOs
Support for local community revitalization
2-30 Collective bargaining agreements Labor-Management Relations (freedom of association and collective bargaining)
Labor Union Members and Labor Union Membership 16
GRI 3: Material Topics 2021
3-1 Process to determine material topics Sustainability Issues in the Value Chain
Material Issues and Vision for 2030:Planning Process 25
2025 Revision Process and Approach
3-2 List of material topics Stable Supply of Non-Ferrous Metals and Transition to a Circular Economy 28-30
Realizing a Carbon Neutral Society
Conservation and Restoration of Nature
Human Capital Management
Co-Existence and Mutual Prosperity with Local Communities and Indigenous People
Supply Chain Management
3-3 Management of material topics Stable Supply of Non-Ferrous Metals and Transition to a Circular Economy 28-30
Realizing a Carbon Neutral Society
Conservation and Restoration of Nature
Human Capital Management
Co-Existence and Mutual Prosperity with Local Communities and Indigenous People
Supply Chain Management

Economic / Environmental / Social

GRI Standard Disclosure Page Material item Omitted
Item ESG Data Book 2025 Items omitted Reasons
GRI 201: Economic Performance 2016
201-1 Direct economic value generated and distributed Economic Performance 21
201-2 "Financial implications and other risks and opportunities due to climate change" Climate Change Scenario Analysis
201-3 Defined benefit plan obligations and other retirement plans Economic Performance 21
201-4 Financial assistance received from government Economic Performance 21
GRI 202: Market Presence 2016
202-1 Ratios of standard entry level wage by gender compared to local minimum wage Standard Entry-level Salary to Regional Minimum Wage 15
202-2 Proportion of senior management hired from the local community Percentage of Locally-Hired Senior Managers 21
GRI 203: Indirect Economic Impacts 2016
203-1 Infrastructure investments and services supported Investment in Infrastructure and Support Services (cost of social contribution activities) 20
203-2 Significant indirect Support for local community revitalization
GRI 204: Procurement Practices 2016
204-1 Proportion of spending on local suppliers Percentage of Procurement from Local Suppliers and Percentage of Employees Hired Locally 20
GRI 205: Anti-competitive Behavior 2016
205-1 Operations assessed for risks related to corruption Initiatives on Preventing Corruption
205-2 Communication and training about anti-corruption policies and procedures Compliance Issues and Our Response
205-3 Confirmed incidents of corruption and actions taken Compliance Issues and Our Response
GRI206: Anti-competitive Behavior 2016
206-1 Legal actions for anti-competitive behavior, anti-trust, and monopoly practices Compliance Issues and Our Response
GRI 207: Tax
207-1 Approach to tax Tax Governance:Approach and Policy
Tax Compliance and Responses to Government
207-2 Tax governance, control, and risk management Compliance Issues and Our Response
Tax-Related Decision Making and Management and Implementation Framework
Tax Compliance and Responses to Government
207-3 "Stakeholder engagement and management of concerns related to tax" Tax-Related Information Collection and Initiatives Involving Government, etc.
207-4 Country-by-country reporting Economic Performance 21
GRI 301: Materials 2016
301-1 Materials used by weight or volume Environmental Impact of Business Activities (Material Flow)
Raw Material and Energy Inputs in Business Activities 3
301-2 Recycled input materials used Contributions to a Circular Economy
Environmental Impact of Business Activities (Material Flow)
Percentage of Raw Materials from Recycled Sources 1
Raw Material and Energy Inputs in Business Activities 3
301-3 Reclaimed products and their packaging materials -
GRI 302: Energy 2016
302-1 Energy consumption within the organization Raw Material and Energy Inputs in Business Activities 3
302-2 Energy consumption outside of the organization - a.-c. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
302-3 Energy intensity - a.-d. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
302-4 Reduction of energy consumption - a.-d. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
302-5 Reductions in energy requirements of products and services - a.-c. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
GRI 303: Water and Effluents 2018
303-1 Interactions with water as a shared resource Water Use Management (Risk Management)
303-2 Management of water discharge-related impacts Discharge into Water
303-3 Water withdrawal Discharge into Water
Environmental Impact of Business Activities (Material Flow)
Water Resource Input, Water Discharge, and Water Consumption in Business Activities 3
303-4 Water discharge Discharge into Water
Environmental Impact of Business Activities (Material Flow)
Water Resource Input, Water Discharge, and Water Consumption in Business Activities 3
Release and Transfer of Chemical Substances in Business Activities 4
303-5 Water consumption Environmental Impact of Business Activities (Material Flow)
Water Resource Input, Water Discharge, and Water Consumption in Business Activities 3
GRI 304: Biodiversity 2016
304-1 Operational sites owned, leased, managed in, or adjacent to, protected areas and areas of high biodiversity value outside protected areas Business Activities in Areas of High Biodiversity Value 5
304-2 Significant impacts of activities, products and services on biodiversity - a.-b. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
304-3 Habitats protected or restored - a.-d. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
304-4 IUCN Red List species and national conservation list species with habitats in areas affected by operations - a. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
GRI 305: Emissions 2016
305-1 Direct (Scope 1) GHG emissions GHG Emissions (Scope 1 and 2)
Environmental Impact of Business Activities (Material Flow)
Greenhouse Gas (GHG) Emissions 2
305-2 Energy indirect (Scope 2) GHG emissions GHG Emissions (Scope 1 and 2)
Environmental Impact of Business Activities (Material Flow)
Greenhouse Gas (GHG) Emissions 2
305-3 Other indirect (Scope 3) GHG emissions Scope 3 Emissions and Percentage of Overall Emissions FY2024 2
Scope 3 Measures
305-4 GHG emissions intensity - a.-c. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
305-5 Reduction of GHG emissions GHG Emissions (Scope 1 and 2)
305-6 Emissions of ozone-depleting substances (ODS) Management and Reduction of Chemical Substances
305-7 Nitrogen oxides (NOx), sulfur oxides (SOx), and other significant air emissions Release into the Atmosphere
GRI 306: Waste 2020
306-1 Waste generation and significant waste-related impacts Management of Operated Tailings Facilities
Rehabilitation
Managing Closed Mines
Environmental Impact of Business Activities (Material Flow)
306-2 Management of significant waste-related impacts Management of Operated Tailings Facilities
Rehabilitation
Managing Closed Mines
Environmental Impact of Business Activities (Material Flow)
306-3 Waste generated Environmental Impact of Business Activities (Material Flow)
Waste by Type and Treatment Method (FY2024) 4
Emissions of Waste Plastic 5
306-4 Waste diverted from disposal Waste by Type and Treatment Method (FY2024) 4
Emissions of Waste Plastic 5
306-5 Waste directed to disposal Trends in Final Disposal Amount of Industrial and Mining Waste in Japan 4
Waste by Type and Treatment Method (FY2024) 4
Emissions of Waste Plastic 5
GRI308: Supplier Environmental Assessment 2016
308-1 New suppliers that were screened using environmental criteria Initiatives for Responsible Mineral Production and Sourcing a. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
308-2 Negative environmental impacts in the supply chain and actions taken Initiatives Related to Sustainable Procurement
GRI 401: Employment 2016
401-1 New employee hires and employee turnover New Hires and Departures (by hiring type and reason for departure) 9
New Hires and Departures (by region) 10-11
401-2 Benefits provided to full-time employees that are not provided to temporary or part-time employees Creation of Workplaces Where Diverse Human Resources Can Play Active Roles (initiatives and development of systems)
Long-Term Incentives and Rewards System for Employees
401-3 Parental leave Development of Support Systems for Balancing Work and Child-Rearing, Nursing Care and Medical Treatment
Parental Leave 14
GRI 402: Labor/Management Relations 2016
402-1 Minimum notice periods regarding operational changes Labor-Management Relations (freedom of association and collective bargaining)
GRI 403: Occupational Health and Safety 2018
403-1 Occupational health and safety management system Occupational Health and Safety Management System 19
403-2 Hazard identification, risk assessment, and incident investigation Risk Assessments
Identification of Hazard Sources, Risk Assessment, and Accident Investigation (2024) 18
403-3 Occupational health services Services, Education and Training Related to Occupational Health and Safety (2024) 20
403-4 Worker participation, consultation, and communication on occupational health and safety Labor-Management Agreements to Improve the Level of Occupational Health and Safety
403-5 Worker training on occupational health and safety Implementation of Occupational Health and Safety Education
Education in Hands-on Training Facilities
Services, Education and Training Related to Occupational Health and Safety (2024) 20
403-6 Promotion of worker health Maintaining and Improving Employees’ Health
Sumitomo Metal Mining Group Health and Productivity Management Framework
Employee Health and Productivity Management Roadmap and FY2025 Promotion Plan
Addressing Mental Health Care 12
Illness Prevention and Health Promotion Initiatives 12
403-7 Prevention and mitigation of occupational health and safety impacts directly linked by business relationships Identification of Hazard Sources, Risk Assessment, and Accident Investigation (2024) 18
403-8 Workers covered by an occupational health and safety management system Occupational Health and Safety Management System 19
403-9 Work-related injuries Work-Related Incidents 16
Work-Related Incidents (2024 results) 17
403-10 Work-related ill health Work-Related Ill Health 17
Work-Related Ill Health (2024 results) 18
GRI 404: Training and Education 2016
404-1 Average hours of training per year per employee Time Spent on and Investment in Employee Education 13
404-2 Programs for upgrading employee skills and transition assistance programs Human Resource Development
Diverse Work Styles for Older Employees
Initiatives toward Gender Balance (women’s active engagement)
404-3 Percentage of employees receiving regular performance and career development reviews - a. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
GRI 405: Diversity and Equal Opportunity 2016
405-1 Diversity of governance bodies and employees Diversity, Equity and Inclusion
Gender Balance (women’s active engagement) 14
Increase in Foreign Employees
Fostering an Inclusive and Supportive Workplace for LGBTQ+ Employees
Number of Officers and Employees (by country and region) 6
Number of Officers and Employees1 (by age group and employee category) 7-9
Promotion of Employment for People with Disabilities 15
405-2 Ratio of basic salary and remuneration of women to men Initiatives toward Gender Balance (women’s active engagement)
Gender Balance (women’s active engagement) 14
GRI 406: Non-discrimination 2016
406-1 Incidents of discrimination and corrective actions taken Compliance Issues and Our Response
GRI 407: Freedom of Association and Collective Bargaining 2016
407-1 "Operations and suppliers in which the right to freedom of association and collective bargaining may be at risk" Labor-Management Relations (freedom of association and collective bargaining)
Dialogue between Labor and Management (Overseas)
GRI 408: Child Labor 2016
408-1 Operations and suppliers at significant risk for incidents of child labor Dialogue between Labor and Management (Overseas)
GRI 409: Forced or Compulsory Labor 2016
409-1 Operations and suppliers at significant risk for incidents of forced or compulsory labor Dialogue between Labor and Management (Overseas)
GRI 410: Security Practices 2016
410-1 Security personnel trained in human rights policies or procedures - a.-b. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
GRI 411: Rights of Indigenous Peoples 2016
411-1 Incidents of violations involving rights of indigenous peoples Dialogue with Indigenous Peoples
GRI 413: Local Communities 2016
413-1 Operations with local community engagement, impact assessments, and development programs - a. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
413-2 Operations with significant actual and potential negative impacts on local commu Handling Complaints and Inquiries from the Local Community
GRI 414: Supplier Social Assessment 2016
414-1 New suppliers that were screened using social criteria Initiatives for Responsible Mineral Production and Sourcing a. Information concerning the proportion of new suppliers is incomplete and therefore is not disclosed.
414-2 Negative social impacts in the supply chain and actions taken Initiatives Related to Sustainable Procurement
GRI 415: Public Policy 2016
415-1 Political contribution -
GRI 416: Customer Health and Safety 2016
416-1 Assessment of the health and safety impacts of product and service categories Products and Services Information Disclosure
416-2 Incidents of non-compliance concerning the health and safety impacts of products and service Compliance Issues and Our Response
GRI 417: Marketing and Labeling 2016
417-1 Requirements for product and service information and labeling Information on SMM Products Requiring Disclosure by Labeling and Applicable Products/Services
417-2 Incidents of non-compliance concerning product and service information and labeling Compliance Issues and Our Response
Information on SMM Products Requiring Disclosure by Labeling and Applicable Products/Services
417-3 Incidents of non-compliance concerning marketing communications Compliance Issues and Our Response
GRI 418: Customer Privacy 2016
418-1 Substantiated complaints concerning breaches of customer privacy and losses of customer data -
GRI Standard Disclosure Page
Item ESG Data Book 2025
G4-Mining and Metals
G4-MM1 Amount of land (owned or leased, and managed for production activities or extractive use) disturbed or rehabilitated Rehabilitated Area 5
G4-MM2 The number and percentage of total sites identified as requiring biodiversity management plans according to stated criteria, and the number (percentage) of those sites with plans in place Business Activities in Areas of High Biodiversity Value 5
G4-MM3 Total amounts of overburden, rock, tailings, and sludges and their associated risks Management of Operated Tailings Facilities
Environmental Impact of Business Activities (Material Flow)
G4-MM4 Number of strikes and lockouts exceeding one week’s duration, by country Labor-Management Relations (freedom of association and collective bargaining)
G4-MM5 Total number of operations taking place in or adjacent to indigenous peoples’ territories, and number and percentage of operations or sites where there are formal agreements with indigenous peoples’ communities Dialogue with Indigenous Peoples
G4-MM6 "Number and description of significant disputes relating to land use, customary rights of local communities, and indigenous peoples Dialogue with Indigenous Peoples
G4-MM7 The extent to which grievance mechanisms were used to resolve disputes relating to land use, customary rights of local communities and indigenous peoples, and the outcomes Handling Complaints and Inquiries from the Local Community
Dialogue with Indigenous Peoples
G4-MM8 The extent to which grievance mechanisms were used to resolve disputes relating to land use, customary rights of local communities and indigenous peoples, and the outcomes Initiatives for Responsible Mineral Production and Sourcing
G4-MM9 Sites where resettlements took place, the number of households resettled in each,and how their livelihoods were affected in the process Community Engagement by the Resources Business
G4-MM10 Number and percentage of operations with closure plans Resources Business 20