Fact Book 2025
June 17, 2025 |
Idemitsu Kosan Co.,Ltd. |
財務ハイライト(連結) | Financial Highlights (Consolidated) |
セグメント別財務データ | Financial Data by Business Segment |
連結貸借対照表 | Consolidated Balance Sheets |
連結損益計算書 | Consolidated Statements of Income |
連結キャッシュフロー計算書 | Consolidated Statements of Cash Flows |
事業データ | Business Data |
アセットデータ(グループ製油所・化学工場・発電能力データ) | Asset Data (Refinary & Petrochemical plant & Power generation capacity) |
事業セグメント | Business Segments |
※注意/Note |
・このファクトブックに記載している年度は、4月から翌年3月までを表記しています。ただし、事業データの石油開発および石炭に関する年度は、1月から12月までを表記しています。 |
・2019年4月に昭和シェル石油と経営統合をしたため、2018年度は集計可能なデータにつき両社合算の概算値を掲載しています。 |
・2018年度以前の出光興産単体のデータについては、WEBサイトに掲載の過去のファクトブックを参照ください。 |
・FY and fiscal year indicated in this fact book refer to the fiscal year from April 1 to March 31 of the following year. However, as for data about Oil exploration & production |
and Coal in Business Data, indicated the fiscal year from January 1 to December 31. |
・2018(E),which refers to the estimate of the total of Idemitsu Kosan and Showa Shell Sekiyu on a 100% consolidated basis, |
is prepared to compare with 2019 figures as Idemitsu integrated with Showa Shell Sekiyu in April 2019. |
・Fact book for FY2008-2018 is on our website. https://www.idemitsu.com/jp/ir/library/factbook/index.html |
財務ハイライト(連結)/Financial Highlights(Consolidated) | ||||||||||||||
単位/Unit | FY2018(E) | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | ||
売上高/Net sales | 百万円/million | 6,866,600 | 6,045,850 | 4,556,620 | 6,686,761 | 9,456,281 | 8,719,201 | 9,190,225 | ||||||
営業利益/Operating income | 〃 | - | (3,860) | 140,062 | 434,453 | 282,442 | 346,316 | 162,185 | ||||||
持分法投資損益/Equity income | 〃 | - | (22,358) | (39,789) | 15,029 | 25,981 | 16,720 | 22,604 | ||||||
営業利益+持分法投資損益/Operating income + Equity in earnings of non- consolidated subsidiaries and affiliates | 〃 | 229,100 | (26,219) | 100,273 | 449,482 | 308,423 | 363,036 | 184,790 | ||||||
経常利益/Ordinary income | 〃 | - | (13,975) | 108,372 | 459,275 | 321,525 | 385,246 | 214,764 | ||||||
親会社株主に帰属する当期純利益 / Net income attributable to owners of the parent | 〃 | 94,500 | (22,935) | 34,920 | 279,498 | 253,646 | 228,518 | 104,055 | ||||||
在庫影響*①/Inventory impact | 〃 | 10,800 | (89,300) | 7,500 | 233,200 | 55,700 | 52,500 | (29,900) | ||||||
営業利益+持分法投資損益(除く在庫影響*①)/ Operating income + Equity income(Excluding inventory impact) | 〃 | 218,300 | 63,100 | 92,800 | 216,200 | 252,700 | 310,600 | 214,700 | ||||||
当期純利益(除く在庫影響*①)/ Net Income(Excluding inventory impact) | 〃 | 87,000 | 39,000 | 29,700 | 117,700 | 215,000 | 192,100 | 124,800 | ||||||
総資産額/Total assets | 〃 | - | 3,886,938 | 3,954,443 | 4,601,183 | 4,865,370 | 5,012,295 | 4,775,586 | ||||||
純資産/Total equity | 〃 | - | 1,200,564 | 1,215,136 | 1,436,512 | 1,629,308 | 1,812,531 | 1,737,699 | ||||||
有利子負債/Interest-bearing debt | 〃 | - | 1,336,291 | 1,308,858 | 1,364,886 | 1,503,397 | 1,342,668 | 1,237,001 | ||||||
営業活動によるキャッシュフロー/Cash flows from operating activities | 〃 | - | (32,712) | 170,466 | 146,111 | (32,844) | 377,391 | 476,742 | ||||||
投資活動によるキャッシュフロー/Cash flows from investing activities | 〃 | - | (134,463) | (109,851) | (111,628) | 70,079 | (65,805) | (118,514) | ||||||
財務活動によるキャッシュフロー/Cash flows from financing activities | 〃 | - | 157,907 | (56,227) | (30,003) | (90,416) | (280,506) | (343,450) | ||||||
資本的支出/Capital expenditure | 〃 | - | 143,036 | 151,414 | 118,798 | 98,688 | 68,137 | 111,362 | ||||||
減価償却 | 〃 | - | 94,937 | 98,158 | 104,767 | 104,449 | 99,158 | 95,659 | ||||||
1株あたり当期純利益/Net income per share | 円/ | - | (76.31) | 117.47 | 940.15 | 853.37 | 170.67 | 77.83 | ||||||
1株あたり純資産/Equity per share | 〃 | - | 3,869 | 3,872 | 4,750 | 5,510 | 1,102 | 1,405 | ||||||
1株あたり配当金/Cash dividends per share*② | 〃 | - | 160 | 120 | 170 | 120 | 32(160) | 36 | ||||||
発行済株式総数/Number of shares issued and outstanding*③ | 千株/thousands | - | 297,864 | 297,864 | 297,864 | 297,864 | 1,392,642 | 1,358,079 | ||||||
総資産利益率/Return on total assets(ROA)*➃ | % | - | (0.6) | 0.9 | 6.5 | 5.4 | 4.6 | 2.1 | ||||||
自己資本利益率/Return on shareholders' equity(ROE)*⑤ | 〃 | - | (2.3) | 3.0 | 21.8 | 16.8 | 13.4 | 5.9 | ||||||
売上高営業利益率/Operating income margin*⑥ | 〃 | - | (0.1) | 3.1 | 6.5 | 3.0 | 4.0 | 1.8 | ||||||
自己資本比率/Shareholders' equity ratio*⑦ | 〃 | - | 29.6 | 29.1 | 30.7 | 33.2 | 35.9 | 36.0 | ||||||
ネットDEレシオ/Net D/E ratio*Ⓑ | 倍/times | - | 1.05 | 1.02 | 0.87 | 0.87 | 0.67 | 0.62 | ||||||
EBITDA*⑨ | 百万円/million | - | 68,719 | 198,431 | 554,249 | 412,872 | 462,194 | 280,448 | ||||||
従業員数/Numbers of employees | 人/people | - | 13,766 | 14,044 | 14,209 | 14,363 | 13,991 | 13,814 |
単位/Unit | FY2018(E) | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
*①在庫影響は在庫評価及びたな卸資産簿価切下の影響を含む概算値。"Inventory impact" is an estimate basis represents the impact of inventory valuation and the reduction in book value of inventory assets.
*②2024年1月1日付で普通株式1株につき5株の割合で株式分割を行いました。FY2023の括弧内数値は、株式分割を考慮しない場合の配当金。The Company conducted a 1:5 stock split on its common shares with the effective date of January 1, 2024. For FY2023, the number in the parentheses is dividend before the split
*③2023年12月31 日最終の株主名簿に記録された株主様の所有普通株式1株につき5株の割合をもって分割致しました。また、2024年3月29日に96,681,300 株を消却いたしました。Each common share owned by shareholders listed or recorded in the closing resister of shareholders on the date of December 31, 2023 was split into five shares. The company cancelled 96,681,300 shares on March 29, 2024.
*➃当期純利益/総資産(期首期末平均) Net income/Average of total assets at beginning and end of period
*⑤当期純利益/自己資本(期首期末平均) Net income/Average of shareholders' equity* at beginning and end of period
※Shareholders' equity : include total accumulated other comprehensive income (Total equity-minority interests in consolidated subsidiaries)
*⑥営業利益/売上高 Operating income/Net sales
*⑦自己資本/総資産 Shareholders' equity/Total assets
*Ⓑ(有利子負債-現預金及び有価証券)/自己資本 (Interest bearing debt-Cash and cash equivalent)/Shareholders' equity
*⑨営業利益+持分法投資損益+減価償却
FY2018(E) | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
売上高/Net sales | 6,866,600 | 6,045,850 | 4,556,620 | 6,686,761 | 9,456,281 | 8,719,201 | 9,190,225 | |||||
燃料油/Petroleum | 5,379,700 | 4,820,992 | 3,593,399 | 5,219,413 | 7,403,861 | 7,080,754 | 7,696,391 | |||||
基礎化学品/Basic Chemicals | 601,800 | 459,227 | 329,044 | 563,526 | 666,889 | 601,574 | 587,195 | |||||
高機能材/Functional Materials | 436,300 | 393,837 | 332,592 | 421,437 | 511,006 | 515,377 | 503,366 | |||||
電力再生可能エネルギー/Power and Renewable Energy | 137,100 | 127,713 | 123,745 | 138,289 | 197,070 | 141,521 | 127,573 | |||||
資源/Resources | 308,000 | 241,775 | 171,977 | 338,776 | 672,077 | 370,458 | 265,246 | |||||
-石油開発/Oil exploration and production | 77,500 | 48,874 | 32,934 | 75,403 | 43,409 | 38,335 | 40,422 | |||||
-石炭/Coal | 230,500 | 192,901 | 139,043 | 263,372 | 628,667 | 332,123 | 224,825 | |||||
その他・調整額/Others and Reconciliation* | 3,700 | 2,304 | 5,860 | 5,319 | 5,376 | 9,514 | 10,452 | |||||
営業利益又は営業損失/Operating income(losses) | - | (3,860) | 140,062 | 434,453 | 282,442 | 346,316 | 162,185 | |||||
燃料油/Petroleum | - | (76,692) | 143,199 | 360,446 | 60,137 | 209,742 | 108,368 | |||||
基礎化学品/Basic Chemicals | - | 10,337 | 3,010 | 6,936 | 10,157 | 26,071 | (9,993) | |||||
高機能材/Functional Materials | - | 26,544 | 12,193 | 15,521 | 17,669 | 27,224 | 27,950 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | (1,073) | (17,229) | (8,161) | 2,074 | (7,861) | (11,336) | |||||
資源/Resources | - | 40,868 | 4,101 | 75,389 | 217,166 | 106,707 | 68,393 | |||||
-石油開発/Oil exploration and production | - | 17,769 | 6,753 | 36,166 | 19,078 | 8,794 | 9,437 | |||||
-石炭/Coal | - | 23,099 | (2,651) | 39,223 | 198,088 | 97,912 | 58,956 | |||||
その他・調整額/Others and Reconciliation* | - | (3,845) | (5,213) | (15,680) | (24,763) | (15,568) | (21,196) | |||||
持分法投資利益又は損失/Equity in earnings of non-consolidated subsidiaries and affiliates | - | (22,358) | (39,789) | 15,029 | 25,981 | 16,720 | 22,604 | |||||
燃料油/Petroleum | - | (32,674) | (41,093) | 9,249 | 12,883 | 9,910 | 13,747 | |||||
基礎化学品/Basic Chemicals | - | 1,584 | 391 | 1,235 | (90) | (4,028) | 2,008 | |||||
高機能材/Functional Materials | - | 1,884 | 804 | 1,609 | (714) | 349 | 284 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | 569 | (75) | (1,736) | (1,593) | 253 | (936) | |||||
資源/Resources | - | 909 | 628 | 5,625 | 13,733 | 10,241 | 8,961 | |||||
-石油開発/Oil exploration and production | - | 0 | 0 | 2,557 | 13,733 | 10,319 | 9,243 | |||||
-石炭/Coal | - | 909 | 628 | 3,067 | 0 | (77) | (281) | |||||
その他・調整額/Others and Reconciliation* | - | 5,366 | (444) | (953) | 1,763 | (5) | (1,460) |
FY2018(E) | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
セグメント利益又は損失/Segment Income(losses) | 229,100 | (26,219) | 100,273 | 449,482 | 308,423 | 363,036 | 184,790 | |||||
燃料油/Petroleum | 79,800 | (109,366) | 102,105 | 369,696 | 73,021 | 219,652 | 122,115 | |||||
基礎化学品/Basic Chemicals | 50,400 | 11,922 | 3,401 | 8,171 | 10,066 | 22,043 | (7,984) | |||||
高機能材/Functional Materials | 33,200 | 28,429 | 12,998 | 17,131 | 16,954 | 27,574 | 28,234 | |||||
電力再生可能エネルギー/Power and Renewable Energy | (7,500) | (503) | (17,305) | (9,897) | 481 | (7,608) | (12,273) | |||||
資源/Resources | 88,500 | 41,778 | 4,729 | 81,014 | 230,900 | 116,949 | 77,355 | |||||
-石油開発/Oil exploration and production | - | 17,769 | 6,753 | 38,723 | 32,812 | 19,113 | 18,680 | |||||
-石炭/Coal | - | 24,009 | (2,023) | 42,290 | 198,088 | 97,835 | 58,675 | |||||
その他・調整額/Others and Reconciliation* | (15,400) | 1,520 | (5,658) | (16,633) | (23,000) | (15,574) | (22,657) | |||||
資産/Assets | - | 3,886,938 | 3,954,443 | 4,601,180 | 4,865,370 | 5,012,295 | 4,775,586 | |||||
燃料油/Petroleum | - | 2,549,289 | 2,510,048 | 3,077,776 | 3,302,173 | 3,423,890 | 3,184,944 | |||||
基礎化学品/Basic Chemicals | - | 337,420 | 347,851 | 409,949 | 391,279 | 384,214 | 342,125 | |||||
高機能材/Functional Materials | - | 289,493 | 265,906 | 315,014 | 341,722 | 362,006 | 391,695 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | 170,210 | 202,789 | 239,137 | 229,596 | 237,012 | 237,814 | |||||
資源/Resources | - | 378,736 | 341,652 | 328,671 | 430,411 | 301,990 | 287,556 | |||||
-石油開発/Oil exploration and production | - | 161,920 | 154,943 | 100,328 | 111,918 | 100,681 | 95,284 | |||||
-石炭/Coal | - | 216,815 | 186,709 | 228,343 | 318,493 | 201,308 | 192,272 | |||||
その他・調整額/Others and Reconciliation* | - | 161,787 | 286,193 | 230,633 | 170,188 | 303,180 | 331,448 | |||||
減価償却費/Depreciation and Amortization | - | 94,937 | 98,158 | 104,767 | 104,449 | 99,158 | 95,659 | |||||
燃料油/Petroleum | - | 53,057 | 57,274 | 58,353 | 63,746 | 58,664 | 52,380 | |||||
基礎化学品/Basic Chemicals | - | 6,013 | 6,141 | 7,123 | 7,272 | 6,743 | 7,215 | |||||
高機能材/Functional Materials | - | 8,473 | 7,857 | 9,577 | 9,791 | 8,961 | 10,048 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | 1,916 | 2,215 | 4,445 | 5,932 | 6,426 | 6,279 | |||||
資源/Resources | - | 25,012 | 24,119 | 24,538 | 16,756 | 8,445 | 9,797 | |||||
-石油開発/Oil exploration and production | - | 13,007 | 10,494 | 8,450 | 284 | 246 | 227 | |||||
-石炭/Coal | - | 12,005 | 13,625 | 16,088 | 16,472 | 8,198 | 9,570 | |||||
その他・調整額/Others and Reconciliation* | - | 463 | 550 | 726 | 949 | 9,915 | 9,938 |
FY2018(E) | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
資本的支出/Capital expenditure | - | 143,036 | 151,414 | 118,798 | 98,688 | 68,137 | 111,362 | |||||
燃料油/Petroleum | - | 71,952 | 55,958 | 47,350 | 49,266 | 27,718 | 41,574 | |||||
基礎化学品/Basic Chemicals | - | 7,340 | 13,075 | 10,262 | 8,395 | 11,620 | 10,747 | |||||
高機能材/Functional Materials | - | 9,915 | 10,155 | 14,732 | 6,744 | 13,068 | 10,149 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | 17,441 | 32,013 | 10,420 | 12,533 | 3,257 | 13,476 | |||||
資源/Resources | - | 35,701 | 35,475 | 31,188 | 14,826 | 5,664 | 13,473 | |||||
-石油開発/Oil exploration and production | - | 35,701 | 35,475 | 31,188 | 14,826 | 5,664 | 13,473 | |||||
-石炭/Coal | - | 0 | 0 | 0 | 0 | 0 | 0 | |||||
その他・調整額/Others and Reconciliation* | - | 683 | 4,735 | 4,845 | 6,921 | 6,806 | 21,940 | |||||
研究開発費/R&D expenses | - | 19,436 | 20,468 | 26,016 | 23,640 | 28,821 | 33,915 | |||||
燃料油/Petroleum | - | 2,356 | 1,947 | 785 | 396 | 502 | 391 | |||||
基礎化学品/Basic Chemicals | - | 0 | 0 | 0 | 0 | 0 | 0 | |||||
高機能材/Functional Materials | - | 12,166 | 12,357 | 12,370 | 12,703 | 13,000 | 12,474 | |||||
電力再生可能エネルギー/Power and Renewable Energy | - | 538 | 996 | 1,236 | 258 | 145 | 139 | |||||
資源/Resources | - | 232 | 187 | 316 | 368 | 369 | 457 | |||||
-石油開発/Oil exploration and production | - | 0 | 0 | 0 | 0 | 0 | 0 | |||||
-石炭/Coal | - | 232 | 187 | 316 | 368 | 369 | 457 | |||||
その他・調整額/Others and Reconciliation* | - | 4,142 | 4,979 | 11,308 | 9,914 | 14,805 | 20,455 |
*その他セグメント·調整額には、消去等を含む/The figure for others and reconciliation include elimination etc.
FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
資産の部/Assets | 3,886,938 | 3,954,443 | 4,601,183 | 4,865,370 | 5,012,295 | 4,775,586 | |||||
流動資産計/Total current assets | 1,550,288 | 1,665,516 | 2,368,088 | 2,732,068 | 2,916,843 | 2,649,858 | |||||
現金及び預金/Cash and deposits | 132,247 | 131,343 | 140,281 | 105,192 | 139,325 | 165,762 | |||||
受取手形及び売掛金/Notes and accounts receivable, trade | 593,730 | 602,661 | 870,483 | 841,798 | 919,011 | 817,349 | |||||
たな卸資産/Inventories | 622,895 | 694,522 | 1,060,205 | 1,308,570 | 1,377,865 | 1,266,953 | |||||
その他/Other | 201,416 | 236,990 | 297,117 | 476,507 | 480,640 | 399,792 | |||||
固定資産計/Total property, plant and equipment | 2,336,649 | 2,288,926 | 2,233,094 | 2,133,301 | 2,095,452 | 2,125,727 | |||||
有形固定資産/Property, plant and equipment | 1,478,122 | 1,521,899 | 1,437,810 | 1,390,013 | 1,362,581 | 1,374,024 | |||||
無形固定資産/Intangible fixed assets | 332,108 | 319,252 | 308,628 | 290,235 | 272,027 | 254,580 | |||||
投資その他の資産/Investments and other assets | 526,418 | 447,774 | 486,655 | 453,052 | 460,844 | 497,122 | |||||
負債の部/Liabilities | 2,686,374 | 2,739,306 | 3,164,670 | 3,236,062 | 3,199,763 | 3,037,886 | |||||
流動負債計/Total current liabilities | 1,648,420 | 1,621,286 | 2,061,273 | 2,163,986 | 2,192,498 | 2,097,407 | |||||
支払手形及び買掛金/Notes and accounts payable, trade | 475,664 | 530,697 | 840,834 | 697,307 | 793,760 | 824,413 | |||||
短期借入金等/Short-term borrowings | 655,565 | 542,314 | 616,043 | 788,684 | 679,386 | 676,495 | |||||
未払金/Accounts payable, other | 343,611 | 406,890 | 390,920 | 390,189 | 479,783 | 426,313 | |||||
その他/Other | 173,575 | 141,382 | 213,472 | 287,802 | 239,567 | 170,183 | |||||
固定負債合計/Total non-current liabilities | 1,037,953 | 1,118,019 | 1,103,397 | 1,072,076 | 1,007,265 | 940,478 | |||||
長期借入金等/Long-term debt | 648,133 | 737,468 | 720,767 | 669,233 | 619,056 | 519,879 | |||||
退職給付に係る負債/Liability for employees' retirement benefit | 67,542 | 49,232 | 71,648 | 60,351 | 51,793 | 49,064 | |||||
その他/Other | 322,275 | 331,316 | 310,979 | 342,490 | 336,412 | 371,531 | |||||
純資産の部/Total Equity | 1,200,564 | 1,215,136 | 1,436,512 | 1,629,308 | 1,812,531 | 1,737,699 | |||||
株主資本合計/Total shareholders' equity | 1,036,010 | 1,028,559 | 1,272,306 | 1,454,116 | 1,585,403 | 1,494,580 | |||||
資本金/Common stock | 168,351 | 168,351 | 168,351 | 168,351 | 168,351 | 168,351 | |||||
資本剰余金/Capital surplus | 461,636 | 461,635 | 460,507 | 451,642 | 390,341 | 354,693 | |||||
利益剰余金/Retained earnings | 408,064 | 400,579 | 645,330 | 848,910 | 1,037,716 | 1,111,225 | |||||
自己株式/Treasury stock | (2,042) | (2,008) | (1,883) | (14,788) | (11,006) | (139,690) | |||||
その他の包括利益累計額/Total accumulated other comprehensive income | 113,999 | 122,371 | 139,795 | 160,410 | 214,492 | 225,788 | |||||
その他有価証券評価差額金/Unrealized gains (losses) on available-for-sale securities | 1,524 | 5,792 | 3,443 | 3,918 | 5,918 | 4,184 | |||||
繰延ヘッジ損益/Deferred gains(losses) on hedging activities, net | (7,667) | (1,209) | (5,236) | (6,431) | (4,255) | (1,014) | |||||
土地再評価差額金/Surplus from land revaluation | 157,834 | 159,585 | 157,154 | 154,641 | 155,282 | 137,848 | |||||
為替換算調整勘定/Foreign currency translation adjustments | (34,370) | (47,207) | (26,762) | (4,571) | 31,652 | 51,873 | |||||
退職給付に係る調整累計額/Defined retirement benefit plans | (3,321) | 5,410 | 11,196 | 12,853 | 25,895 | 32,896 | |||||
非支配株主持分/Non controlling interests | 50,555 | 64,206 | 24,410 | 14,781 | 12,636 | 17,330 |
FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
売上高/Net sales | 6,045,850 | 4,556,620 | 6,686,761 | 9,456,281 | 8,719,201 | 9,190,225 | |||||
売上原価/Cost of sales | 5,632,657 | 3,997,591 | 5,802,585 | 8,662,257 | 7,872,080 | 8,500,812 | |||||
売上総利益/Gross profit | 413,193 | 559,028 | 884,175 | 794,023 | 847,121 | 689,412 | |||||
販売費及び一般管理費/Selling, general and administrative expenses | 417,053 | 418,965 | 449,722 | 511,581 | 500,804 | 527,226 | |||||
営業利益又は営業損失/Operating income(loss) | (3,860) | 140,062 | 434,453 | 282,442 | 346,316 | 162,185 | |||||
営業外収益/Non-operating income | 29,300 | 23,392 | 40,324 | 58,631 | 63,522 | 72,747 | |||||
受取利息及び配当金/Interest and dividend income | 14,331 | 14,172 | 13,367 | 7,952 | 20,265 | 22,007 | |||||
持分法による投資利益 /Equity in earnings of non-consolidated subsidiaries and affiliates, net | 0 | 0 | 15,029 | 25,981 | 16,720 | 22,604 | |||||
為替差益/Gain on foreign exchange, net | 2,613 | 0 | 2,842 | 14,609 | 17,019 | 20,120 | |||||
補助金収入/Subsidy income | 7,277 | 4,655 | 3,528 | 3,757 | 2,156 | 2,075 | |||||
その他/Other | 5,077 | 4,564 | 5,555 | 6,330 | 7,359 | 5,938 | |||||
営業外費用/Non-operating expenses | 39,415 | 55,082 | 15,502 | 19,549 | 24,592 | 20,167 | |||||
支払利息/Interest expense | 13,049 | 11,982 | 11,207 | 15,289 | 20,253 | 16,731 | |||||
持分法による投資損失 /Equity in losses of non-consolidated subsidiaries and affiliates, net | 22,358 | 39,789 | 0 | 0 | 0 | 0 | |||||
その他/Other | 4,006 | 3,309 | 4,295 | 4,259 | 4,338 | 3,436 | |||||
経常利益又は経常損失/Ordinary income(loss) | (13,975) | 108,372 | 459,275 | 321,525 | 385,246 | 214,764 | |||||
特別利益/Extraordinary income | 22,939 | 15,087 | 26,683 | 75,659 | 15,424 | 13,094 | |||||
固定資産売却益/Gain on sales of fixed assets | 2,214 | 13,081 | 16,114 | 70,577 | 7,655 | 7,664 | |||||
投資有価証券売却益/Gain on sales of investment securities | 503 | 59 | 3,546 | 585 | 3,746 | 70 | |||||
段階取得に係る差益/Gain from step acquisition | 17,215 | 0 | 0 | 0 | 0 | 0 | |||||
その他/Other | 3,005 | 1,947 | 7,021 | 4,497 | 4,023 | 5,358 | |||||
特別損失/Extraordinary loss | 26,190 | 58,877 | 97,896 | 48,914 | 73,916 | 69,498 | |||||
減損損失/Impairment loss on fixed assets | 9,044 | 20,164 | 15,907 | 25,824 | 10,619 | 27,219 | |||||
固定資産売却損/Loss on sales of fixed assets | 428 | 1,121 | 4,246 | 1,457 | 514 | 3,464 | |||||
固定資産除却損/Loss on disposal of fixed assets | 7,870 | 6,863 | 9,752 | 4,824 | 6,842 | 10,292 | |||||
その他/Other | 8,846 | 30,726 | 67,989 | 16,807 | 55,939 | 28,518 | |||||
税金等調整前当期純利益又は純損失/Income (loss) before income taxes | (17,226) | 64,582 | 388,062 | 348,270 | 326,754 | 158,361 | |||||
法人税、住民税及び事業税及び法人税等調整額/Income taxes(Current+Deferred) | 3,560 | 29,343 | 111,258 | 97,492 | 99,911 | 56,349 | |||||
非支配株主に帰属する当期純利益 /Net income (loss) attributable to noncontrolling interests | 2,149 | 319 | (2,695) | (2,868) | (1,675) | (2,043) | |||||
親会社株主に帰属する当期純利益又は親会社株主に帰属する当期純損失 /Net income (loss) attributable to owners of the parent | (22,935) | 34,920 | 279,498 | 253,646 | 228,518 | 104,055 |
FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | ||
Ⅰ営業活動によるキャッシュ・フロー/Cash flows from operating activities | (32,712) | 170,466 | 146,111 | (32,844) | 377,391 | 476,742 | ||||||
税金等調整前当期純利益/Income (loss) before income taxes | (17,226) | 64,582 | 388,062 | 348,270 | 326,754 | 158,361 | ||||||
減価償却 | 94,937 | 98,158 | 104,767 | 104,449 | 99,158 | 95,659 | ||||||
退職給付に係る負債の増減額/Increase(decrease)in liability for employees' retirement bene | (21,172) | (20,021) | (18,677) | (12,338) | (27,089) | (16,249) | ||||||
売上債権の増減額/Increase(decrease) in notes and accounts receivable, trade | 111,785 | (19,805) | (250,351) | 61,361 | (60,385) | 148,469 | ||||||
たな卸資産の増減額/Increase(decrease) in inventories | 212,591 | (82,777) | (354,270) | (99,611) | (58,978) | 134,470 | ||||||
仕入債務の増減額/Increase(decrease)in notes and accounts payable, trade | (210,465) | 63,901 | 290,740 | (171,193) | 80,246 | (21,581) | ||||||
未払金の増減額/Increase(decrease)in accounts payable, other | (95,429) | 59,129 | (17,190) | (28,622) | 100,409 | (71,868) | ||||||
法人税等の支払額/Income taxes paid | (56,835) | (7,620) | (36,696) | (74,796) | (115,334) | (94,193) | ||||||
その他/Other, net | (50,900) | 14,917 | 39,727 | (160,363) | 32,612 | 143,674 | ||||||
Ⅱ投資活動によるキャッシュ・フロー/Cash flows from investing activities | (134,463) | (109,851) | (111,628) | 70,079 | (65,805) | (118,514) | ||||||
有形固定資産の取得による支出/Purchases of tangible fixed assets | (118,644) | (121,064) | (94,741) | (85,570) | (70,861) | (86,552) | ||||||
有形固定資産の売却による収入/Proceeds from sale of tangible fixed assets | 3,416 | 27,669 | 44,361 | 114,111 | 13,856 | 27,148 | ||||||
無形固定資産の取得による支出/Purchases of intangible fixed assets | (11,548) | (11,763) | (12,710) | (4,908) | (6,255) | (8,670) | ||||||
投資有価証券の取得による支出/Purchases of investment securities | (2,122) | (1,837) | (9,462) | (2,071) | (15,575) | (29,657) | ||||||
投資有価証券の売却による収入/Proceeds from sale of investment securities | 5,802 | 2,538 | 5,490 | 30,819 | 8,079 | 214 | ||||||
その他/Other, net | (11,366) | (5,394) | (44,562) | 17,700 | 4,951 | (20,995) | ||||||
Ⅲ財務活動によるキャッシュ・フロー/Cash flows from financing activities | 157,907 | (56,227) | (30,003) | (90,416) | (280,506) | (343,450) | ||||||
短期借入金等の純増減額/Increase(decrease)in short-term borrowings, net | 186,883 | (51,850) | 41,997 | 74,888 | (100,067) | (47,918) | ||||||
長期借入金等による収入/Proceeds from long-term debt | 150,999 | 161,034 | 68,525 | 33,740 | 48,279 | 21,470 | ||||||
長期借入金等の返済による支出/Repayment of long-term debt | (105,202) | (124,444) | (77,670) | (112,363) | (124,293) | (93,671) | ||||||
自己株式の取得による支出/Purchases of treasury stock | (13,164) | (25) | (33) | (13,091) | (57,360) | (165,320) | ||||||
自己株式の売却による収入/Proceeds from disposals of treasury stock | 4 | 59 | 158 | 319 | 113 | 136 | ||||||
配当金の支払い額/Cash dividends paid | (58,218) | (43,838) | (57,745) | (52,134) | (46,210) | (47,035) | ||||||
その他/Other, net | (3,394) | 2,839 | (5,233) | (21,774) | (6,690) | (11,112) | ||||||
Ⅳ現金及び現金同等物に係る換算差額 /Effect of exchange rate change on cash and cash equivalents | (879) | (3,230) | 3,127 | 17,230 | 2,740 | 1,841 | ||||||
Ⅴ現金及び現金同等物の増減額 /Net increase in cash and cash equivalents | (10,149) | 1,157 | 7,606 | (35,950) | 33,820 | 16,619 | ||||||
Ⅵ現金及び現金同等物の期首残高 /Cash and cash equivalents at the beginning of year | 90,690 | 129,335 | 130,956 | 139,030 | 103,079 | 136,900 | ||||||
Ⅶ連結範囲の変更による現金及び現金同等物の増減額 /Net increase(decrease) in cash and cash equivalents | 48,793 | 463 | 467 | - | - | 10,731 | ||||||
Ⅷ現金及び現金同等物の期末残高/Cash and cash equivalents at the end of period | 129,335 | 130,956 | 139,030 | 103,079 | 136,900 | 164,251 |
事業データ/Business Data |
1.燃料油セグメント/Petroleum |
市況・為替レート/Historical market price・Exchange rate | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
為替レート(TTM)/Exchange rate(TTM) | 【円/米ドル/JPY/USD】 | 108.7 | 106.1 | 112.4 | 135.5 | 144.6 | 152.6 | |||||
原油価格(ドバイ)/Crude oil price(DUBAI) | 【米ドル/バレル/USD/bbl】 | 60.3 | 44.5 | 78.1 | 92.5 | 82.3 | 78.5 |
燃料油販売量/Fuel products sales volume | 【千KL/thousand KL】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
ガソリン/Gasoline | 14,119 | 12,764 | 12,711 | 12,870 | 12,597 | 12,355 | ||||||
灯油/Kerosene | 3,940 | 4,287 | 3,920 | 3,701 | 3,557 | 3,379 | ||||||
軽油/Diesel oil | 10,585 | 9,872 | 9,926 | 10,227 | 10,031 | 10,028 | ||||||
A重油/Heavy fuel oil A | 3,335 | 3,316 | 3,267 | 3,286 | 3,135 | 3,135 | ||||||
国内主燃(小計)/Domestic 4 Core products(Sub Total) | 31,979 | 30,239 | 29,824 | 30,084 | 29,321 | 28,897 | ||||||
ナフサ/Naphtha | 265 | 305 | 266 | 374 | 351 | 648 | ||||||
ジェット燃料/Jet fuel* | 2,531 | 1,372 | 1,729 | 2,366 | 2,502 | 2,409 | ||||||
C重油/Heavy fuel oil C* | 2,304 | 2,128 | 2,551 | 2,700 | 2,359 | 1,792 | ||||||
国内燃料油(小計)/Domestic Fuel products(Sub Total) | 37,078 | 34,045 | 34,370 | 35,525 | 34,532 | 33,747 | ||||||
輸出燃料油/Exported fuel products* | 7,286 | 4,990 | 6,165 | 7,854 | 7,477 | 5,841 | ||||||
燃料油(合計)/Fuel products(Total) | 44,364 | 39,035 | 40,535 | 43,379 | 42,009 | 39,588 |
国内需要/Domestic demand* | 【千KL/thousand KL】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
ガソリン/Gasoline | 49,009 | 45,233 | 44,943 | 44,774 | 44,434 | 43,514 | ||||||
灯油/Kerosene | 13,574 | 14,498 | 13,511 | 12,252 | 11,833 | 11,065 | ||||||
ジェット燃料/Jet fuel | 5,109 | 2,782 | 3,462 | 4,654 | 4,897 | 5,119 | ||||||
軽油/Diesel oil | 33,707 | 31,869 | 32,058 | 31,717 | 31,146 | 30,712 | ||||||
A重油/Heavy fuel oil A | 10,237 | 10,226 | 10,152 | 10,420 | 9,807 | 9,708 | ||||||
C重油/Heavy fuel oil C | 7,635 | 6,495 | 8,052 | 9,590 | 6,705 | 4,704 | ||||||
*出展:経済産業省/Source:Ministry of Economy, Trade and Industry | ||||||||||||
国内主燃シェア/Domestic 4 Core products share | 【%】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
ガソリン/Gasoline | 28.8 | 28.3 | 28.3 | 28.7 | 28.4 | 28.4 | ||||||
灯油/Kerosene | 29.0 | 29.4 | 29.0 | 30.2 | 30.1 | 30.5 | ||||||
軽油/Diesel oil | 31.4 | 31.0 | 31.0 | 32.2 | 32.2 | 32.7 | ||||||
A重油/Heavy fuel oil A | 32.6 | 32.5 | 32.2 | 31.5 | 32.0 | 32.3 |
国内原油処理能力・稼働❹等/Domestic refining capacity・Utilization rate | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
原油処理能力*① /Refining capacity | 【千バレル/日/thousand bbl/d】 | 945 | 945 | 945 | 945 | 945 | 825 | |||||
業界全体原油処理能力*②/Refining capacity in Japanese industory | 〃 | 3,519 | 3,458 | 3,458 | 3,331 | 3,230 | 3,110 | |||||
原油処理量/Volume of crude oil refining | 【千KL/thousand KL】 | 47,679 | 42,525 | 42,460 | 45,430 | 42,705 | 37,494 | |||||
原油処理能力シェア/Share for the Idemitsu refining capacity | 27% | 27% | 27% | 28% | 29% | 27% | ||||||
稼働率*③/Utilization rate | 87% | 78% | 77% | 83% | 78% | 76% |
*①石油製品取引契約を締結する富士石油株式会社の原油処理能力を加えると970千バレル/日。 / 970,000 barrels/day when adding the refining capacity of Fuji Oil, Co.,Ltd with which a petroleum products trade agreement has been signed
*②出所:石油連盟「今日の石油産業データ集」より/Source:Petroleum Association of Japan(PAJ)
*③稼働率はBCDベース/ Utilization rate based on BCD
サービスステーション(SS)数/Number of servise stations(SS)* | 【箇所/number】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
SS数(出光興産)/SS under the Idemitsu brand | 3,446 | 3,426 | 3,382 | 3,358 | 5,986 | 5,918 | ||||||
うちセルフSS数(出光興産)/Self-SS under the Idemitsu brand | 1,300 | 1,349 | 1,392 | 1,422 | 2,528 | 2,560 | ||||||
SS数(旧昭和シェル石油)/SS under the former Showa Shell brand | 2,938 | 2,885 | 2,834 | 2,778 | - | - | ||||||
うちセルフSS数(旧昭和シェル石油)/Self-SS under the former Showa Shell brand | 1,063 | 1,070 | 1,086 | 1,093 | - | - | ||||||
SS数(合計)/SS(Total) | 6,384 | 6,311 | 6,216 | 6,136 | 5,986 | 5,918 | ||||||
うちセルフSS数(合計)Self-SS(Total) | 2,363 | 2,419 | 2,478 | 2,515 | 2,528 | 2,560 | ||||||
国内全体SS数/Total for Japan | 29,637 | 29,005 | 28,475 | 27,963 | 27,414 | 27,414 | ||||||
SS数シェア/Share for the Idemitsu Servise stations. | 22% | 22% | 22% | 22% | 21% | 22% | ||||||
*各年度の3月末時点データ/Data as of the end of March |
2. 礎化学品セグメント/Basic Chemicals
市況/Historical market price | 【米ドル/トン/USD/ton】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
ナフサ価格(通関)/Naphtha price(Customs) | 540 | 402 | 706 | 797 | 673 | 697 |
生産量/Production volume | 【千トン/thousand ton】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
エチレン/Ethylene | 910 | 862 | 962 | 823 | 800 | 649 | ||||||
パラキシレン/Paraxylene | 465 | 383 | 401 | 480 | 603 | 587 | ||||||
スチレンモノマー/Styrene monomer* | 762 | 716 | 772 | 671 | 634 | 569 |
*スチレンモノマーはIdemitsu SM(Malaysia)の生産分を含む/Figures for stylene monomar include amounts producted by Idemitsu SM(Malaysia)
販売量/Sales volume | 【千トン/thousand ton】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
基礎化学品/Basic Chemicals | 4,065 | 3,607 | 3,744 | 3,428 | 3,497 | 3,050 |
3.高機能材セグメント/Functional Materials
販売量/Sales volume | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
潤滑油*/Lubricants | 【千KL/thousand KL】 | 1,192 | 1,089 | 1,183 | 1,152 | 1,136 | 1,098 | |||||
機能化学品/Performance chemicals | 【千トン/thousand ton】 | 620 | 628 | 759 | 643 | 672 | 470 |
*潤滑油は海外ライセンス販売先を含む/Lubricants sales volume includes sales of overseas licenses
*潤滑油販売量はシェルルブリカンツジャパン株式会社の販売量を除く/Lubricant oil sales volume excludes sales by Shell Lubricants Japan K.K.
4.電力・再生可能エネルギーセグメント/Power and Renewable Energy
販売量/Sales Volume | 【百万キロワットアワー/million kWh】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
電力小売販売量/Retail Power Sales | 2,903 | 3,789 | 5,197 | 3,302 | 1,948 | 1,746 |
発電能力データ/Power generation capacity* | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
再生可能エネルギー/Renewable energy | 【万キロワット/10 thousand kW】 | 24.2 | 50.0 | 70.7 | 83.6 | 83.6 | 82.9 | |||||
ガス火力/Thermal power | 【万キロワット/10 thousand kW】 | 94.2 | 94.1 | 110.5 | 110.5 | 110.5 | 110.5 | |||||
合計(Total) | 118.4 | 144.1 | 181.2 | 194.1 | 194.1 | 193.4 |
*当社保有(出資分)の発電能力合計/Power generation capacity (Figures based on share owned by Idemitsu group)
5.資源セグメント/Resources
[石油開発/Oil exploration and production ]
市況・為替レート/Historical market price・Exchange rate | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
原油価格(ブレント)/Crude oil price(BRENT) | 【米ドル/バレル/USD/bbl】 | 64.3 | 41.7 | 70.7 | 101.2 | 82.6 | 80.7 | |||||
為替レート/Exchange rate | 【ノルウェークローネ/米ドル/NOK/USD】 | 8.8 | 9.2 | 8.64 | 9.6 | 10.6 | 10.8 | |||||
為替レート/Exchange rate | 【円/ノルウェークローネ/JPY/NOK】 | 12.4 | 11.4 | 12.78 | 13.7 | 13.3 | 14.1 |
*スポット価格の年度平均値/Fiscal year mean value of spot price is used
生産量/Production volume | 【千バレル/日/thousand bbl/d】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
ベトナム/ Vietnam | - | 0.9 | 10.5 | 15.0 | 14.1 | 13.5 | ||||||
ノルウェー/Norway | 20.9 | 23.1 | 23.3 | 15.6 | 13.8 | 12.4 | ||||||
合計/Total* | 20.9 | 24.0 | 33.8 | 30.5 | 27.9 | 25.9 |
*資源開発関係会社の保有権益、持分割合ベース/Reflecting our rights and ownership ratios based on our equity share
*石油開発は、23年度以前は12月決算につき1-12月の数量。24年度は、ノルウェーは1-12月の数量、ベトナムは決算月変更により4-3月の数量/
The numbers up to FY2023 shows Jan-Dec volume as fiscal year ends in Dec The numbers for FY2024 shows Jan-Dec volume for Norway while Apr-Mar volume for Vietnam due to the fiscal year ending month change
[石炭/Coal]
市況・為替レート/Historical market price・Exchange rate | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 | |
石炭価格/Coal price* | 【米ドル/トン/USD/ton】 | 77.8 | 60.4 | 137.3 | 360.2 | 172.8 | 134.8 | |||||
為替レート/Exchange rate | 【米ドル/豪ドル/USD/AUD】 | 0.70 | 0.69 | 0.75 | 0.70 | 0.67 | 0.67 | |||||
為替レート/Exchange rate | 【円/豪ドル/JPY/AUD】 | 75.8 | 73.7 | 82.5 | 91.0 | 93.3 | 100.0 |
*スポット価格の年度平均値/Fiscal year average of spot price is used
生産量/Production volume | 【千トン/thousand ton】 | FY2019 | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 | FY2026 | FY2027 | FY2028 | FY2029 |
マッセルブルック鉱山/Muswellbrook | 1,177 | 985 | 1,090 | 1,130 | 15 | - | ||||||
エンシャム鉱山/Ensham | 4,144 | 3,853 | 3,649 | 2,668 | 1,689 | - | ||||||
ボガブライ鉱山/Boggabri | 4,935 | 5,074 | 5,193 | 4,585 | 5,519 | 5,796 | ||||||
豪州(小計)/Australia(Sub Total)* | 10,256 | 9,911 | 9,932 | 8,382 | 7,223 | 5,796 | ||||||
マリナウ鉱山/Malinau | 1,256 | 1,203 | 1,174 | - | - | - | ||||||
合計/Total* | 11,513 | 11,115 | 11,106 | 8,382 | 7,223 | 5,796 |
*当社グループが保有する権益相当/Based on mining rights held by Idemitsu Group.
*マリナウ鉱山(ミトラバラ社)株式は21年度に売却、マッセルブルックは23年3月に終掘、エンシャムは23年8月に売却/Malinau mines in Indonesia (Mitrabara) was sold FY21.Muswellbrook was ceased in FY22. Ensham was sold in FY23
*石炭は12月決算/Fiscal years for Coal operations end in December
製油所データ/ Refineries ※2025年3月末時点データ/As of the end of March, 2025
製油所名/Name | 運営会社/Operating company | 主要装置構成 /Main equipment configuration | 設備能力/Capacity 【バレル/日/bbl/d】 | 所在地/Address | 竣工年/Completion year | 当社出資比率/Share |
北海道製油所 /Hokkaido Refinery | 出光興産/Idemitsu Kosan | 常圧蒸留装置(CDU) 重油流動接触分解装置(RFCC)重油直接脱硫装置(RH) | 140,000 33,000 42,000 | 北海道苫小牧市真砂町25番地1 /Tomakomai City,Hokkaido | 1973 | |
千葉事業所 /Chiba Complex | 出光興産/Idemitsu Kosan | 常圧蒸留装置(CDU) 重油流動接触分解装置(RFCC)重油直接脱硫装置(RH) | 195,000 45,000 40,000 | 千葉県市原市姉崎海岸2番地1 /Ichihara City,Chiba Prefecture | 1963 | |
愛知事業所 /Aichi Complex | 出光興産/Idemitsu Kosan | 常圧蒸留装置(CDU) 重油流動接触分解装置(RFCC)重油直接脱硫装置(RH) | 165,000 50,000 60,000 | 愛知県知多市南浜町11番地 /Chita City, Aichi Prefecture | 1975 | |
四日市製油所 /Yokkaichi Refinery | 昭和四日市石油/Showa Yokkaichi Sekiyu (当社連結子会社/Consolidated subsidiaries) | 常圧蒸留装置(CDU) 重油流動接触分解装置(RFCC)重油直接脱硫装置(RH) | 255,000 61,000 45,000 | 三重県四日市市塩浜町1 /Yokkaichi City, Mie Prefecture | 1958 | 75.0% |
京浜製油所 /Keihin Refinery | 東亜石油/TOA Oil (当社連結子会社/Consolidated subsidiaries) | 常圧蒸留装置(CDU) 流動接触分解装置(FCC)重質油熱分解装置(FLG) | 70,000 42,000 27,000 | 神奈川県川崎市川崎区水江町3-1 /Kawasaki City, Kanagawa Prefecture | 1955 | 100.0% |
原油処理能力(=常圧蒸留装置能力)合計/Refining capacity(=CDU capacity)Total | 825,000 |
製油所名/Name | 運営会社/Operating company | 主要装置構成 /Main equipment configuration | 設備能力/Capacity 【バレル/日/bbl/d】 | 所在地/Address | 稼働開始年/Operation start year | 当社出資比率/Share |
ニソン製油所 /Nghi Son Refinery and Petrochemical complex | Nghi Son Refinery and Petrochemical LLC (当社持分法適用会社/Equity method affiliates) | 常圧蒸留装置(CDU) 重油流動接触分解装置(RFCC)重油直接脱硫装置(RH) | 200,000 80,000 105,000 | ベトナム社会主義共和国タインホア省ニソン経済区 /Nghi Son District, Thanh Hoa Province,Vietnam | 2018 | 35.1% |
石油化学工場データ/Petrochemical plant ※2025年3月末時点データ/As of the end of March, 2025
化学工場名/Name | 運営会社/Operating company | 主要化学品生産能力 /Main chemical production capacity | 【トン/年/ton/year】 | 所在地/Address | 竣工年/Completion year | 当社出資比率/Share |
千葉事業所 /Chiba Complex | 出光興産/Idemitsu Kosan | エチレン/Ethylene パラキシレン /Paraxylene ミックスキシレン /Mix xylene スチレンモノマー/Styrene monomer | 374,000 265,000 0 210,000 | 千葉県市原市姉崎海岸2番地1 /Ichihara City,Chiba Prefecture | 1975 | |
愛知事業所 /Aichi Complex | 出光興産/Idemitsu Kosan | エチレン/Ethylene パラキシレン /Paraxylene ミックスキシレン /Mix xylene スチレンモノマー/Styrene monomer | 0 357,000 170,000 0 | 愛知県知多市南浜町11番地 /Chita City, Aichi Prefecture | 1975 | |
徳山事業所 /Tokuyama Complex | 出光興産/Idemitsu Kosan | エチレン/Ethylene パラキシレン /Paraxylene ミックスキシレン /Mix xylene スチレンモノマー/Styrene monomer | 623,000 214,000 0 340,000 | 山口県周南市新宮町1番1号 /Sunan Ciity,Yamaguchi Prefecture | 1964 |
化学工場名/Name | 運営会社/Operating company | 主要化学品生産能力 /Main chemical production capacity | 【トン/年/ton/year】 | 所在地/Address | 竣工・稼働開始年/Completion or Operation start year | 当社出資比率/Share |
Idemitsu SM (Malaysia) Sdn. Bhd. Petrochemicals(Malaysia) Sdn. Bhd. Idemitsu Chemicals(M) Sdn. Bhd. | 同左 / same as on the left (当社連結子会社/Consolidated subsidiary) | スチレンモノマー/Styrene monomer | 240,000 | マレーシア ジョホール州 /Johor,Malaysia | 2013(竣工/Completion) | 70.0% |
ニソン製油所 /Nghi Son Refinery and Petrochemical complex | Nghi Son Refinery and Petrochemical LLC (当社持分法適用会社/Equity method affiliates) | パラキシレン /Paraxylene | 700,000 | ベトナム社会主義共和国タインホア省ニソン経済区 /Nghi Son District, Thanh Hoa Province,Vietnam | 2018(稼働開始年/Operation start year) | 35.1% |
国内/Domestic/海外/Overseas | 【ギガワット/GW】 | 万キロワット/10 thousand kW】 | |||
太陽光/Solar power | 国内/Domestic | 0.187 | 18.7 | ||
海外/Overseas | 0.514 | 51.4 | |||
小計(Sub Total) | 0.701 | 70.1 | |||
バイオマス/Biomass power | 国内/Domestic | 0.103 | 10.3 | ||
海外/Overseas | 0.000 | 0.0 | |||
小計(Sub Total) | 0.103 | 10.3 | |||
風力/Wind power | 国内/Domestic | 0.020 | 2.0 | ||
海外/Overseas | 0.000 | 0.0 | |||
小計(Sub Total) | 0.020 | 2.0 | |||
地熱/Geothermal power | 国内/Domestic | 0.005 | 0.5 | ||
海外/Overseas | 0.000 | 0.0 | |||
小計(Sub Total) | 0.005 | 0.5 | |||
①再生可能エネルギー /Renewable energy | 国内/Domestic | 0.315 | 31.5 | ||
海外/Overseas | 0.514 | 51.4 | |||
小計(Sub Total) | 0.829 | 82.9 | |||
②ガス火力 /Thermal power | 国内/Domestic | 0.834 | 83.4 | ||
海外/Overseas | 0.271 | 27.1 | |||
小計(Sub Total) | 1.105 | 110.5 | |||
①+② | 国内/Domestic | 1.149 | 114.9 | ||
海外/Overseas | 0.785 | 78.5 | |||
合計(Total) | 1.934 | 193.4 |
*当社保有(出資分)の発電能力合計/Power generation capacity (Figures based on share owned by Idemitsu group)
燃料油 | |
高機能材 | |
電力・再生可能エネルギー | |
資源 |
燃料油
潤滑油・機能化学品
電子材料・高機能アスファルトアグリライフ
発電(火力、太陽光、風力、バイオマス)電力卸売・販売 太陽電池パネル販売・システムインテグレーター石油開発石炭開発地熱
Petroleum
Petroleum |
Basic Chemicals |
Functional Materials |
Power and Renewable Energy |
Resources |
Basic Chemicals
Lubricants・Perfomance Chemicals
Electronic materials・Bitumen (High Performance Agri life
Power Plants(thermal,solar,wind,biomass ) Supply and sales of electricity Solar panel sales and system integratorOil exploration and production Coal
Geothermal resources
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Idemitsu Kosan Co. Ltd. published this content on June 17, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on June 17, 2025 at 01:07 UTC.