Financial Glossary and Balance Sheet Summary

Q1 2024 Operating Income & Cost Outlook (Unit: \ billions) 56.3 17.0 Y/Y Operating Income Comparison (High-end) 4.5 0.5 7.8 6.4 30.1 6.7 Decreased revenues Decreased variable costs Slightly decreased marketing costs Increased HR costs' primarily related to headcount increase for new game development Others include: • Increased cloud service costs Operating Income Revenue decrease 2023 Q1 Variable Costs Marketing Costs HR Costs Others Adjusted Operating One-time costs Income 1 HR costs includes HR cost (COGS), HR cost (SG&A) and R&D (SG&A). 23.4 • Increased outsourcing fees Operating Income 2024 Q1 (High-end) One-time costs related to the reorganization of some of our group companies © 2024 NEXON Co., Ltd. All Rights Reserved. 18

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