Notice of Share Buyback Program: Japan

Name of Company: NEXON Co., Ltd. Representative: Junghun Lee, Representative Director, President and Chief Executive Officer (Stock Code: 3659, TSE Prime Market) Contact: Shiro Uemura, Representative Director Telephone: 03-6629-5318 Notice of Share Buyback Program (Share buyback in accordance with the Articles of Incorporation pursuant to Article 165(2) of the Companies Act) NEXON Co., Ltd.