Index	Disclosure	Page	Notes
GRI 2: General Disclosures
2-1	Organizational details	About Netmarble-Company Profile About This Report-2025 Netmarble Sustainability Report
2-2	Entities included in the organization’s sustainability reporting	About This Report-2025 Netmarble Sustainability Report
2-3	Reporting period, frequency and contact point	About This Report-2025 Netmarble Sustainability Report
2-4	Restatements of information	Appendix-ESG Data-Environmental Appendix-ESG Data-Social Appendix-ESG Data-Governance
2-5	External assurance	About This Report-Independent Assurance Opinion Statement About This Report-GHG Verification Statement
2-6	Activities, value chain and other business relationships	User Satisfaction-Two-way Communication with Various Stakeholders Cooperation and Shared Prosperity-Ethical Purchasing Practices About Netmarble-Company Profile	Business report p.4
2-7	Employees	ESG Data-Social-Employees
2-8	Workers who are not employees	ESG Data-Social-Employees
2-9	Governance structure and composition	Governance-Board of Directors Composition
2-10	Nomination and selection of the highest governance body	Governance-Board of Directors Composition
2-11	Chair of the highest governance body	Governance-Board of Directors Composition
2-12	Role of the highest governance body in overseeing the management of impacts	Sustainability Strategy-Sustainability Management System Governance-Board Committees
2-13	Delegation of responsibility for managing impacts	Risk Management-Risk Identification and Response System Risk Management-Key Risk Management Area
2-14	Role of the highest governance body in sustainability reporting	Governance-Board Committees
2-15	Conflicts of interest	Governance-Board of Directors Composition ESG Data-Governance-Independence, Diversity, and Expertise of the BoD
2-16	Communication of critical concerns	Building a Corporate Culture-Human Rights Protection Cooperation and Shared Prosperity-Mutual Growth Health and Safety Management-Governance
2-17	Collective knowledge of the highest governance body	Governance-Board of Directors
2-18	Evaluation of the performance of the highest governance body	-	N/A
2-19	Remuneration policies	-	Business report p.373-374
2-20	Process to determine remuneration	-	Business report p.372
2-21	Annual total compensation ratio	ESG Data-Social-Labor Costs ESG Data-Governance-BoD Remuneration
2-22	Statement on sustainable development strategy	Sustainability Strategy-Message from the CEO
2-23	Policy commitments	Environmental Management-Policy User Satisfaction-User Rights Protection Policy Building a Corporate Culture-Human Rights Protection Health and Safety Management-Policy Cooperation and Shared Prosperity-Ethical Purchasing Practices Information Security and Data Privacy-Policy Social Contribution-Policy The Right Technology for Everyone-Our Artificial Intelligence (AI) Ethics and Compliance-Ethical Management About Netmarble-Memberships & Certification Status
2-24	Embedding policy commitments	Environmental Management-Policy Health and Safety Management-OH&S Activities Cooperation and Shared Prosperity-Ethical Purchasing Practices Information Security and Data Privacy-Policy Information Security and Data Privacy-Metrics and Targets Social Contribution-Policy Ethics and Compliance-Ethical Management
2-25	Processes to remediate negative impacts	Building a Corporate Culture-Human Rights Protection Cooperation and Shared Prosperity-Mutual Growth Risk Management-Risk Management Activities ESG Data-Governance-Ethics Complaints and Actions Taken
2-26	Mechanisms for seeking advice and raising concerns	Risk Management-Risk Management Activities
2-27	Compliance with laws and regulations	ESG Data-Environmental-Violation of Environmental Laws and Regulations ESG Data-Governance-Compliance Management
2-28	Membership associations	About Netmarble-Memberships & Certification Status
2-29	Approach to stakeholder engagement	About Netmarble-Stakeholder Communication
2-30	Collective bargaining agreements	-	N/A1)

1) Labor contract negotiations are currently underway

Index	Description	Page	Notes
GRI 3: Material Topics
3-1	Process to determine material topics	Sustainability Strategy-Materiality Assessment
3-2	List of material topics	Sustainability Strategy-Materiality Assessment
3-3	Management of material topics	Sustainability Strategy-Materiality Assessment
Enhanced user satisfaction
GRI 416: Customer Health and Safety
416-1	Assessment of the health and safety impacts of product and service categories	User Satisfaction-Ethical Service Operation
416-2	Incidents of noncompliance concerning the health and safety impacts of products and services	-	No restrictions imposed
Talent acquisition and development
GRI 404: Training and Education
404-1	Average hours of training per year per employee	ESG Data-Social-Career Development Support
404-2	Programs for upgrading employee skills and transition assistance programs	Talent Management-Talent Development
404-3	Percentage of employees receiving regular performance and career development reviews	Talent Management-Appraisal and Rewards ESG Data-Social-Performance Appraisal and Compensation
Information security and data privacy
GRI 418: Customer Privacy
418-1	Substantiated complaints concerning breaches of customer privacy and losses of customer data	ESG Data-Social-Data Privacy

GRI 201: Economic Performance
201-1	Direct economic value generated and distributed	ESG Data-Governance-Financial Performance, Distribution of Economic Value
201-2	Financial implications and other risks and opportunities due to climate change	Environmental Management-Climate Action
201-3	Defined benefit plan obligations and other retirement plans	ESG Data-Social-Performance Appraisal and Compensation
GRI 202: Market Presence
202-1	Ratios of standard entry level wage by gender compared to local minimum wage	ESG Data-Social-Performance Appraisal and Compensation
GRI 203: Indirect Economic Impacts
203-1	Infrastructure investments and services supported	Social Contribution-Governance Social Contribution-Policy Social Contribution-Metrics and Targets Social Contribution-Social Contribution Activities
203-2	Significant indirect economic impacts	Social Contribution-Governance Social Contribution-Policy Social Contribution-Metrics and Targets Social Contribution-Social Contribution Activities
GRI 205: Anti-Corruption
205-3	Confirmed incidents of corruption and actions taken	ESG Data-Governance-Compliance Management
GRI 206: Anti-Competitive Behavior
206-1	Legal actions for anti-competitive behavior, anti-trust, and monopoly practices	ESG Data-Governance-Compliance Management
GRI 207: Tax
207-2	Tax governance, control, and risk management	Risk Management-Key Risk Management Area
GRI 302 : Energy
302-1	Energy consumption within the organization	ESG Data-Environmental-Energy Use
302-3	Energy intensity	ESG Data-Environmental-Energy Use
302-4	Reduction of energy consumption	ESG Data-Environmental-Energy Use
GRI 303 : Water and Effluents
303-3	Water withdrawal	ESG Data-Environmental-Water Resources Management
GRI 304 : Biodiversity
304-3	Habitats protected or restored	Environmental Management-Risk Management Activities
GRI 305 : Emissions
305-1	Direct (Scope 1) GHG emissions	About This Report-GHG Verification Statement ESG Data-Environmental-GHG Emissions
305-2	Energy indirect (Scope 2) GHG emissions	About This Report-GHG Verification Statement ESG Data-Environmental-GHG Emissions
305-4	GHG emissions intensity	ESG Data-Environmental-GHG Emissions
GRI 306 : Waste
306-3	Waste generated	ESG Data-Environmental-Waste Management
306-4	Waste diverted from disposal	ESG Data-Environmental-Waste Management
GRI 401: Employment
401-2	Benefits provided to full-time employees that are not provided to temporary or parttime employees	Building a Corporate Culture-Work-Life Balance
401-3	Parental leave	ESG Data-Social-Parental Leave
GRI 403 : Occupational Health and Safety
403-1	Occupational health and safety management system	Health and Safety Management-Governance Health and Safety Management-Policy
403-2	Hazard identification, risk assessment, and incident investigation	Health and Safety Management-Risk Management
403-3	Occupational health services	Health and Safety Management-Risk Management
403-4	Worker participation, consultation, and communication on occupational health and safety	Health and Safety Management-Governance Health and Safety Management-OH&S Activities
403-5	Worker training on occupational health and safety	Health and Safety Management-OH&S Activities
403-6	Promotion of worker health	Building a Corporate Culture-Work-Life Balance ESG Data-Social-Healthcare Service
403-7	Prevention and mitigation of occupational health and safety impacts directly linked by business relationships	Cooperation and Shared Prosperity-Mutual Growth
403-9	Work-related injuries	ESG Data-Social-Occupational Health & Safety
GRI 405 : Diversity and Equal Opportunity
405-1	Diversity of governance bodies and employees	Governance-Board of Directors Composition ESG Data-Governance-Independence, Diversity, and Expertise of the BoD
405-2	Ratio of basic salary and remuneration of women to men	ESG Data-Social-Performance Appraisal and Compensation
GRI 406 : Non-discrimination
406-1	Incidents of discrimination and corrective actions taken	ESG Data-Governance-Ethics Complaints and Actions Taken
GRI 413: Local Communities
413-1	Operations with local community engagement, impact assessments, and development programs	Social Contribution-Social Contribution Activities
413-2	Operations with significant actual and potential negative impacts on local communities	Social Contribution-Social Contribution Activities
GRI 417 : Marketing and Labeling
417-1	Requirements for product and service information and labeling	Information Security and Data Privacy-Policy
417-2	Incidents of non-compliance concerning product and service information and labeling	ESG Data-Social-Violation of Marketing and Labeling Laws
417-3	Incidents of non-compliance concerning marketing communications	ESG Data-Social-Violation of Marketing and Labeling Laws

Appendix

Appendix