Page 1

1. Summary of Operating Results 2nd Q of FY2020 Summary of Consolidated Financial Results for Second Quarter of FY2021 Nov 5 , 2021 Mitsui Chemicals , Inc. ( Unit Billions of Yen ) Forecast for FY2021 ( announced Nov. 5 ) FY2021 Incr . ( Decr . ) 2nd Q of FY2021 Incr . ( Decr . ) FY2020 Sales revenue 537.0 743.5 206.5 1,211.7 1,630.0 418.3 Operating income before special items 18.6 94.3 75.7 85.1 160.0 74.9 Operating income 17.9 94.5 76.6 78.1 145.0 66.9 Net income 11.0 78.9 67.9 64.2 114.0 49.8 Net income attributable to owners of the parent 9.6 73.9 64.3 57.9 103.0 45.1 2. Sales Revenue and Operating Income before Special Items by Business Segment • Sales revenue 2nd Q of FY2020 2nd Q of FY2021 Incr . Breakdown FY2020 ( Unit Billions of Yen ) Forecast for FY2021 ( announced Nov. 5 ) ( Decr . ) Volume Price FY2021 Incr . ( Decr . ) Mobility 132.0 191.1 59.1 30.9 28.2 315.5 435.0 119.5 Health Care 66.0 80.9 14.9 14.6 0.3 143.9 165.0 21.1 Food & Packaging 89.6 107.0 17.4 15.9 1.5 197.7 230.0 32.3 Basic Materials 242.6 357.4 114.8 13.8 101.0 541.4 786.0 244.6 Others 6.8 7.1 0.3 0.3 Total 537.0 743.5 206.5 75.2 131.3 13.2 1,211.7 14.0 1,630.0 0.8 418.3 • Operating income before special items Breakdown ( Unit Billions of Yen ) Forecast for FY2021 2nd Q of FY2020 2nd Q of FY2021 Incr . Fixed FY2020 ( announced Nov. 5 ) ( Decr . ) Volume Price * Costs FY2021 Incr . ( Decr . ) etc. 30.2 50.0 19.8 Mobility 8.2 24.1 15.9 8.8 7.2 ( 0.1 ) 19.9 21.5 1.6 Health Care 7.2 10.9 3.7 8.4 ( 1.5 ) ( 3.2 ) Food & Packaging 22.0 27.0 5.0 9.5 12.7 3.2 5.7 ( 1.8 ) ( 0.7 ) Basic Materials ( 4.6 ) 48.6 53.2 3.5 38.7 11.0 19.6 72.5 52.9 Others ( 0.3 ) ( 0.2 ) 0.1 0.1 ( 1.1 ) ( 2.0 ) ( 0.9 ) Adjustment ( 1.4 ) ( 1.8 ) ( 0.4 ) ( 0.4 ) ( 5.5 ) ( 9.0 ) ( 3.5 ) Total 18.6 94.3 75.7 26.4 42.6 6.7 85.1 160.0 74.9 * Price includes both selling and purchasing price variances . 3. Summary of Statement of Financial Position ( Unit Billions of Yen ) Assets Liabilities and Equity As of Mar. 31 , 2021 As of Sept. 30 , 2021 Incr . ( Decr . ) As of Mar. 31 , 2021 As of Sept. 30 , Incr . ( Decr . ) 2021 Current assets 787.6 903.3 115.7 Interest - bearing liabilities 563.8 562.2 ( 1.6 ) Property , plant and equipment 502.0 535.2 33.2 Other liabilities 312.2 365.5 53.3 & right - of - use assets Equity attributable to owners of Goodwill and intangible assets 20.8 26.8 6.0 607.9 677.7 69.8 the parent Other non - current assets 247.7 227.1 ( 20.6 ) Non - controlling interests 74.2 87.0 12.8 Total assets 1,558.1 1,692.4 134.3 Total liabilities and equity 1,558.1 1,692.4 134.3 [ Inventories ] 258.8 310.5 51.7 [ Net D / E Ratio ] 0.60 0.54 ( 0.06 )