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Segment Information ■ Operating + Equity Income [\billions] 5/9 Revised Change Forecasts Forecasts Petroleum 43.0 135.0 +92.0 +214.0% Excluding inventory impact 73.0 90.0 +17.0 +23.3% Basic Chemicals 21.0 21.0 - Functional Materials 19.0 23.0 +4.0 +21.0% Power and Renewable Energy 0.0 (5.0) (5.0) Resources* 95.0 109.0 +14.0 +14.7% Oil Exploration and Production 13.0 16.0 +3.0 +23.1% Coal 82.0 93.0 +11.0 +13.4% Others/Reconciliation (23.0) (18.0) 5.0 Total 155.0 265.0 +110.0 +71.0% Excluding inventory impact 185.0 220.0 +35.0 +18.9% *Fiscal year for Oil E&P and Coal included in the Resources Segment end in Dec. idemitsu Copyright Idemitsu Kosan Co., Ltd. All Rights Reserved. 27 12

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