Japan Petroleum Exploration Co., Ltd. decided the change of executive officers as of April 1, 2024, as follows. New Executive Officer: Name: HIRATA Kazunari; New Position: Executive Officer, Vice President of Overseas Business Division I, General Manager of Business Development Dept. I of Overseas Business Division I, Current Position: General Manager of Business Development Dept.

I of Overseas Business Division I. Promotion of Executive Officers: Name: NAGAHAMA Yasushi, New Position: Managing Executive Officer, Vice President of Marketing & Sales Division, General Manager of Hokkaido Marketing & Sales Office of Marketing & Sales Division, Current Position: Executive Officer Vice President of Marketing & Sales Division, General Manager of Hokkaido Marketing & Sales Office of Marketing & Sales Division; Name: FUNATSU Jiro New Position: Managing Executive Officer, In charge of Administration & Legal Dept., and Human Resources Dept. Current Position: Executive Officer, In charge of Internal Control, Administration & Legal Dept., and Human Resources Dept. Changes of the business in charge of Executive Officers; Name: IKENO Tomonori, New Position: Managing Executive Officer In charge of Japan Carbon Neutral Divisio, Current Position: Managing Executive Officer In charge of Environmental Business, Promotion Dept., and New Business, Promotion Dept.; Name: NISHIMURA Yutaka: New Position: Executive Officer In charge of Finance & Accounting Dept., and Deal Execution/PMI Support Dept., Current Position: Executive Officer, Advisor to Executive in charge of Finance & Accounting Dept.

General Manager of Deal Execution/PMI Support Dept.