Investor Presentaiton

[Price :JPY/L] Gasoline-Crude Oil (Domestic spot price and spread) 140 120 100 Spread -Crude oil Gasoline 60 80 60 60 40 40 20 20 Product market price [Spread JPY/L] 25 0 Apr-19 Apr-20 Apr-21 Apr-22 idemitsu 20 20 15 10 10 5 0 Apr-23 Copyright Idemitsu Kosan Co., Ltd. All Rights Reserved. 50 50

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