Investor Presentaiton

II. Financial Forecasts for the Fiscal Year Ending March 31, 2024 Balance sheet JAPEX Million yen FY3/22(a) FY3/23(a) Change Current assets 226,920 281,791 +54,871 Non-current assets 245,021 286,388 +41,367 Capital expenditure for tight oil development in U.S. and Seagull project in U.K. North Sea, etc. Property, plant and equipment 92,837 118,411 +25,573 Investment securities 108,910 115,940 +7,030 Recoverable accounts 16,019 23,455 +7,435 other Total assets 27,252 28,580 +1,327 471,941 568,180 +96,238 Increase in trade payables and accounts payable - other, etc. Current liabilities 25,241 64,250 +39,009 Non-current liabilities 43,929 46,759 +2,830 Total net assets 402,770 457,169 +54,399 Recording of profit. Decrease due to dividend payment and share repurchase Valuation difference on available-for-sale securities 48,346 46,324 (2,021) Non-controlling interests 31,131 31,536 +405 Total liabilities and net assets 471,941 568,180 +96,238 Copyright © 2023 Japan Petroleum Exploration Co., Ltd. (JAPEX) All Rights Reserved. 22 22

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