Investor Presentaiton

Segment Information Factors Affecting Operating + Equity Income (excluding inventory impact, y-o-y) [\billions] fuel cost, etc. Export non-core 17.0 products Solar, etc. margin Cost, etc. Lubricants, etc. Vietnam, etc. Norway core products margin 15.1 2.4 Volume 4.8 (time-lag) (1.4) Volume (23.1) (1.4) (0.8) (5.2) 34.9 166.2 2Q FY2022 Fidemitsu Petroleum +43.9 Basic Functional Chemicals Materials (2.2) +4.8 Power/ Renewable Energy +2.4 +28.4 Oil E&P (6.6) Consolidated adjustment, etc. Exchange rate, etc. 9.7 194.6 Price 6.5 (20.9) (9.3) Coal (23.7) Others +9.7 2Q FY2023 Resources (30.3) Copyright Idemitsu Kosan Co., Ltd. All Rights Reserved. 19

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