Annual report
5713.TEDINET S100TUQA
Period2023-04-01 → 2024-03-31
Filed2024-06-26
StandardIFRS
ConsolidatedYes
Data checks19 of 19 passed
Amended by S100U4XX (2024-07-31).
Key figures · 150
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥1.45T | 2023-04-01 → 2024-03-31 | Cons. | Revenue IFRS (5-year summary) |
| Revenue | ¥1.42T | 2022-04-01 → 2023-03-31 | Cons. | Revenue IFRS (5-year summary) |
| Revenue | ¥1.26T | 2021-04-01 → 2022-03-31d | Cons. | Revenue IFRS (5-year summary) |
| Revenue | ¥926.1bn | 2020-04-01 → 2021-03-31d | Cons. | Revenue IFRS (5-year summary) |
| Revenue | ¥851.9bn | 2019-04-01 → 2020-03-31d | Cons. | Revenue IFRS (5-year summary) |
| Profit before tax | ¥95.8bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss before tax IFRS |
| Profit before tax | ¥229.9bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss before tax IFRS |
| Profit before tax | ¥357.4bn | 2021-04-01 → 2022-03-31d | Cons. | Profit loss before tax IFRS (5-year summary) |
| Profit before tax | ¥123.4bn | 2020-04-01 → 2021-03-31d | Cons. | Profit loss before tax IFRS (5-year summary) |
| Profit before tax | ¥79.0bn | 2019-04-01 → 2020-03-31d | Cons. | Profit loss before tax IFRS (5-year summary) |
| Net income (owners) | ¥58.6bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss attributable to owners of parent IFRS |
| Net income (owners) | ¥160.6bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss attributable to owners of parent IFRS |
| Net income (owners) | ¥281.0bn | 2021-04-01 → 2022-03-31d | Cons. | Profit loss attributable to owners of parent IFRS (5-year summary) |
| Net income (owners) | ¥94.6bn | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent IFRS (5-year summary) |
| Net income (owners) | ¥60.6bn | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent IFRS (5-year summary) |
| Net income | ¥60.8bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss IFRS |
| Net income | ¥170.4bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss IFRS |
| Total assets | ¥3.02T | at 2024-03-31 | Cons. | Assets IFRS |
| Total assets | ¥2.71T | at 2023-03-31 | Cons. | Assets IFRS |
| Total assets | ¥2.27T | at 2022-03-31d | Cons. | Total assets IFRS (5-year summary) |
| Total assets | ¥1.89T | at 2021-03-31d | Cons. | Total assets IFRS (5-year summary) |
| Total assets | ¥1.72T | at 2020-03-31d | Cons. | Total assets IFRS (5-year summary) |
| Total liabilities | ¥1.05T | at 2024-03-31 | Cons. | Liabilities IFRS |
| Total liabilities | ¥918.6bn | at 2023-03-31 | Cons. | Liabilities IFRS |
| Net assets / equity | ¥1.97T | at 2024-03-31 | Cons. | Equity IFRS |
| Net assets / equity | ¥1.79T | at 2023-03-31 | Cons. | Equity IFRS |
| Net assets / equity | ¥1.56T | at 2022-03-31d | Cons. | Equity IFRS |
| Equity (owners) | ¥1.78T | at 2024-03-31 | Cons. | Equity attributable to owners of parent IFRS |
| Equity (owners) | ¥1.63T | at 2023-03-31 | Cons. | Equity attributable to owners of parent IFRS |
| Equity (owners) | ¥1.45T | at 2022-03-31d | Cons. | Equity attributable to owners of parent IFRS (5-year summary) |
| Equity (owners) | ¥1.11T | at 2021-03-31d | Cons. | Equity attributable to owners of parent IFRS (5-year summary) |
| Equity (owners) | ¥1.00T | at 2020-03-31d | Cons. | Equity attributable to owners of parent IFRS (5-year summary) |
| Cash & equivalents | ¥151.0bn | at 2024-03-31 | Cons. | Cash and cash equivalents IFRS |
| Cash & equivalents | ¥215.0bn | at 2023-03-31 | Cons. | Cash and cash equivalents IFRS |
| Cash & equivalents | ¥214.0bn | at 2022-03-31d | Cons. | Cash and cash equivalents IFRS |
| Cash & equivalents | ¥158.4bn | at 2021-03-31d | Cons. | Cash and cash equivalents IFRS (5-year summary) |
| Cash & equivalents | ¥155.5bn | at 2020-03-31d | Cons. | Cash and cash equivalents IFRS (5-year summary) |
| Operating cash flow | ¥210.7bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in operating activities IFRS |
| Operating cash flow | ¥120.4bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in operating activities IFRS |
| Operating cash flow | ¥159.5bn | 2021-04-01 → 2022-03-31d | Cons. | Cash flows from used in operating activities IFRS (5-year summary) |
| Operating cash flow | ¥91.5bn | 2020-04-01 → 2021-03-31d | Cons. | Cash flows from used in operating activities IFRS (5-year summary) |
| Operating cash flow | ¥136.5bn | 2019-04-01 → 2020-03-31d | Cons. | Cash flows from used in operating activities IFRS (5-year summary) |
| Investing cash flow | −¥298.9bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in investing activities IFRS |
| Investing cash flow | −¥185.5bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in investing activities IFRS |
| Investing cash flow | ¥9.8bn | 2021-04-01 → 2022-03-31d | Cons. | Cash flows from used in investing activities IFRS (5-year summary) |
| Investing cash flow | −¥32.4bn | 2020-04-01 → 2021-03-31d | Cons. | Cash flows from used in investing activities IFRS (5-year summary) |
| Investing cash flow | −¥70.3bn | 2019-04-01 → 2020-03-31d | Cons. | Cash flows from used in investing activities IFRS (5-year summary) |
| Financing cash flow | ¥7.1bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in financing activities IFRS |
| Financing cash flow | ¥49.3bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in financing activities IFRS |
| Financing cash flow | −¥129.6bn | 2021-04-01 → 2022-03-31d | Cons. | Cash flows from used in financing activities IFRS (5-year summary) |
| Financing cash flow | −¥55.8bn | 2020-04-01 → 2021-03-31d | Cons. | Cash flows from used in financing activities IFRS (5-year summary) |
| Financing cash flow | ¥9.1bn | 2019-04-01 → 2020-03-31d | Cons. | Cash flows from used in financing activities IFRS (5-year summary) |
| EPS (basic) | ¥213.28 | 2023-04-01 → 2024-03-31 | Cons. | Basic earnings loss per share IFRS |
| EPS (basic) | ¥584.44 | 2022-04-01 → 2023-03-31 | Cons. | Basic earnings loss per share IFRS |
| EPS (basic) | ¥1,022.8 | 2021-04-01 → 2022-03-31d | Cons. | Basic earnings loss per share IFRS (5-year summary) |
| EPS (basic) | ¥344.29 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share IFRS (5-year summary) |
| EPS (basic) | ¥220.54 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share IFRS (5-year summary) |
| EPS (diluted) | ¥213.28 | 2023-04-01 → 2024-03-31 | Cons. | Diluted earnings loss per share IFRS |
| EPS (diluted) | ¥584.44 | 2022-04-01 → 2023-03-31 | Cons. | Diluted earnings loss per share IFRS |
| EPS (diluted) | ¥1,022.8 | 2021-04-01 → 2022-03-31d | Cons. | Diluted earnings loss per share IFRS (5-year summary) |
| EPS (diluted) | ¥344.29 | 2020-04-01 → 2021-03-31d | Cons. | Diluted earnings loss per share IFRS (5-year summary) |
| EPS (diluted) | ¥220.54 | 2019-04-01 → 2020-03-31d | Cons. | Diluted earnings loss per share IFRS (5-year summary) |
| Net assets per share | ¥6,487.19 | at 2024-03-31 | Cons. | Equity to asset ratio IFRS (5-year summary) |
| Net assets per share | ¥5,938.42 | at 2023-03-31 | Cons. | Equity to asset ratio IFRS (5-year summary) |
| Net assets per share | ¥5,260.15 | at 2022-03-31d | Cons. | Equity to asset ratio IFRS (5-year summary) |
| Net assets per share | ¥4,053.94 | at 2021-03-31d | Cons. | Equity to asset ratio IFRS (5-year summary) |
| Net assets per share | ¥3,646.34 | at 2020-03-31d | Cons. | Equity to asset ratio IFRS (5-year summary) |
| Equity ratio | 58.9% | at 2024-03-31 | Cons. | Ratio of owners equity to gross assets IFRS (5-year summary) |
| Equity ratio | 60.3% | at 2023-03-31 | Cons. | Ratio of owners equity to gross assets IFRS (5-year summary) |
| Equity ratio | 63.7% | at 2022-03-31d | Cons. | Ratio of owners equity to gross assets IFRS (5-year summary) |
| Equity ratio | 59.1% | at 2021-03-31d | Cons. | Ratio of owners equity to gross assets IFRS (5-year summary) |
| Equity ratio | 58.3% | at 2020-03-31d | Cons. | Ratio of owners equity to gross assets IFRS (5-year summary) |
| ROE | 3.4% | 2023-04-01 → 2024-03-31 | Cons. | Rate of return on equity IFRS (5-year summary) |
| ROE | 10.4% | 2022-04-01 → 2023-03-31 | Cons. | Rate of return on equity IFRS (5-year summary) |
| ROE | 22.0% | 2021-04-01 → 2022-03-31d | Cons. | Rate of return on equity IFRS (5-year summary) |
| ROE | 8.9% | 2020-04-01 → 2021-03-31d | Cons. | Rate of return on equity IFRS (5-year summary) |
| ROE | 5.9% | 2019-04-01 → 2020-03-31d | Cons. | Rate of return on equity IFRS (5-year summary) |
| Employees | 7,496 | at 2024-03-31 | Cons. | Number of employees |
| Employees | 7,330 | at 2023-03-31 | Cons. | Number of employees |
| Employees | 7,202 | at 2022-03-31d | Cons. | Number of employees |
| Employees | 7,072 | at 2021-03-31d | Cons. | Number of employees |
| Employees | 6,873 | at 2020-03-31d | Cons. | Number of employees |
| Revenue | ¥1.28T | 2023-04-01 → 2024-03-31 | Standalone | Net sales |
| Revenue | ¥1.24T | 2022-04-01 → 2023-03-31 | Standalone | Net sales |
| Revenue | ¥1.08T | 2021-04-01 → 2022-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥821.2bn | 2020-04-01 → 2021-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥743.4bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | ¥85.7bn | 2023-04-01 → 2024-03-31 | Standalone | Operating income |
| Operating income | ¥115.4bn | 2022-04-01 → 2023-03-31 | Standalone | Operating income |
| Ordinary income | ¥105.3bn | 2023-04-01 → 2024-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥166.1bn | 2022-04-01 → 2023-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥198.0bn | 2021-04-01 → 2022-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥75.3bn | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥110.5bn | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥101.1bn | 2023-04-01 → 2024-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥160.7bn | 2022-04-01 → 2023-03-31 | Standalone | Income before income taxes |
| Net income | ¥81.6bn | 2023-04-01 → 2024-03-31 | Standalone | Profit loss |
| Net income | ¥121.1bn | 2022-04-01 → 2023-03-31 | Standalone | Profit loss |
| Net income | ¥231.9bn | 2021-04-01 → 2022-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥53.7bn | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥87.9bn | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥2.08T | at 2024-03-31 | Standalone | Assets |
| Total assets | ¥1.83T | at 2023-03-31 | Standalone | Assets |
| Total assets | ¥1.58T | at 2022-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥1.30T | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥1.10T | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥944.9bn | at 2024-03-31 | Standalone | Liabilities |
| Total liabilities | ¥781.4bn | at 2023-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥1.13T | at 2024-03-31 | Standalone | Net assets |
| Net assets / equity | ¥1.04T | at 2023-03-31 | Standalone | Net assets |
| Net assets / equity | ¥1.00T | at 2022-03-31d | Standalone | Net assets |
| Net assets / equity | ¥804.9bn | at 2021-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥706.8bn | at 2020-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥85.0bn | at 2024-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥101.9bn | at 2023-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥296.92 | 2023-04-01 → 2024-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥440.92 | 2022-04-01 → 2023-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥844.09 | 2021-04-01 → 2022-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥195.44 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥320.03 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥98 | 2023-04-01 → 2024-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥205 | 2022-04-01 → 2023-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥301 | 2021-04-01 → 2022-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥121 | 2020-04-01 → 2021-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥78 | 2019-04-01 → 2020-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥4,118 | at 2024-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,803.06 | at 2023-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,655.12 | at 2022-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,929.41 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,572.16 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 54.5% | at 2024-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 57.2% | at 2023-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 63.6% | at 2022-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 61.9% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 64.0% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 7.5% | 2023-04-01 → 2024-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 11.8% | 2022-04-01 → 2023-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 25.6% | 2021-04-01 → 2022-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 7.1% | 2020-04-01 → 2021-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 13.0% | 2019-04-01 → 2020-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 290,814,000 | at 2024-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 290,814,000 | at 2023-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 290,814,000 | at 2022-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 290,814,000 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 290,814,000 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 2,892 | at 2024-03-31 | Standalone | Number of employees |
| Employees | 2,728 | at 2023-03-31 | Standalone | Number of employees |
| Employees | 2,565 | at 2022-03-31d | Standalone | Number of employees |
| Employees | 2,433 | at 2021-03-31d | Standalone | Number of employees |
| Employees | 2,428 | at 2020-03-31d | Standalone | Number of employees |
Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.
Segments · 33
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2023-04-01 → 2024-03-31 | ¥569m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | employees | at 2024-03-31 | 563 pure |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2024-03-31 | ¥26.5bn |
| Reconciling Itemsreconciling | capex | 2023-04-01 → 2024-03-31 | ¥3.8bn |
| Reconciling Itemsreconciling | segment assets | at 2024-03-31 | ¥276.0bn |
| Materialsreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥29.3bn |
| Materialsreportable segment | employees | at 2024-03-31 | 2789 pure |
| Materialsreportable segment | segment assets | at 2024-03-31 | ¥315.0bn |
| Mineral Resourcesreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥74.2bn |
| Mineral Resourcesreportable segment | employees | at 2024-03-31 | 394 pure |
| Mineral Resourcesreportable segment | segment assets | at 2024-03-31 | ¥1.38T |
| Smelting And Refiningreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥42.1bn |
| Smelting And Refiningreportable segment | employees | at 2024-03-31 | 2777 pure |
| Smelting And Refiningreportable segment | segment assets | at 2024-03-31 | ¥1.02T |
| —segment total | capex | 2023-04-01 → 2024-03-31 | ¥145.6bn |
| —segment total | employees | at 2024-03-31 | 5960 pure |
| —segment total | segment assets | at 2024-03-31 | ¥2.72T |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2022-04-01 → 2023-03-31 | ¥997m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2023-03-31 | ¥26.6bn |
| Reconciling Itemsreconciling | capex | 2022-04-01 → 2023-03-31 | ¥5.7bn |
| Reconciling Itemsreconciling | segment assets | at 2023-03-31 | ¥235.4bn |
| Materialsreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥18.2bn |
| Materialsreportable segment | segment assets | at 2023-03-31 | ¥340.9bn |
| Mineral Resourcesreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥91.2bn |
| Mineral Resourcesreportable segment | segment assets | at 2023-03-31 | ¥1.12T |
| Smelting And Refiningreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥24.8bn |
| Smelting And Refiningreportable segment | segment assets | at 2023-03-31 | ¥980.9bn |
| —segment total | capex | 2022-04-01 → 2023-03-31 | ¥134.1bn |
| —segment total | segment assets | at 2023-03-31 | ¥2.45T |
| Materialsreportable segment | employees | at 2024-03-31 | 802 pure |
| Mineral Resourcesreportable segment | employees | at 2024-03-31 | 208 pure |
| Smelting And Refiningreportable segment | employees | at 2024-03-31 | 909 pure |
| —segment total | employees | at 2024-03-31 | 1919 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 2,608
| Item | Context | Value | Unit |
|---|---|---|---|
| Profit loss | CurrentYearDuration_NonConsolidatedMember | 81583000000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | -23000000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -23000000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | － | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_DeferredGainsOrLossesOnHedgesMember | － | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | － | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember | -23000000 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | 0 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | 0 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | － | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_DeferredGainsOrLossesOnHedgesMember | － | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | － | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember | 0 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | － | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | － | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 44859000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_DeferredGainsOrLossesOnHedgesMember | 1309000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 46168000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember | 46168000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | -23000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | 40345000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 44859000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_DeferredGainsOrLossesOnHedgesMember | 1309000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 46168000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember | 86513000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_TreasuryStockMember | -38099000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ShareholdersEquityMember | 981794000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 149397000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_DeferredGainsOrLossesOnHedgesMember | 270000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 149667000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember | 1131461000000 | JPY |
| Transportation and warehousing expenses sga | Prior1YearDuration_NonConsolidatedMember | 11934000000 | JPY |
| Transportation and warehousing expenses sga | CurrentYearDuration_NonConsolidatedMember | 11406000000 | JPY |
| Salaries and allowances sga | Prior1YearDuration_NonConsolidatedMember | 7133000000 | JPY |
| Salaries and allowances sga | CurrentYearDuration_NonConsolidatedMember | 7849000000 | JPY |
| Research and development expenses sga | Prior1YearDuration_NonConsolidatedMember | 8394000000 | JPY |
| Research and development expenses sga | CurrentYearDuration_NonConsolidatedMember | 10316000000 | JPY |
| Exploration cost sga | Prior1YearDuration_NonConsolidatedMember | 314000000 | JPY |
| Exploration cost sga | CurrentYearDuration_NonConsolidatedMember | 254000000 | JPY |
| Document title cover page | FilingDateInstant | Original text (Japanese)有価証券報告書 | |
| Clause of stipulation cover page | FilingDateInstant | Original text (Japanese)金融商品取引法第24条第１項 | |
| Place of filing cover page | FilingDateInstant | Original text (Japanese)関東財務局長 | |
| Filing date cover page | FilingDateInstant | 2024-06-26 | |
| Fiscal year cover page | FilingDateInstant | Original text (Japanese)第99期（自 2023年４月１日 至 2024年３月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)住友金属鉱山株式会社 | |
| Company name in english cover page | FilingDateInstant | Sumitomo Metal Mining Co., Ltd. | |
| Title and name of representative cover page | FilingDateInstant | Original text (Japanese)代表取締役社長 松本 伸弘 | |
| Address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)東京都港区新橋５丁目11番３号 | |
| Telephone number address of registered headquarter cover page | FilingDateInstant | 03（3436）7926 | |
| Name of contact person address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)経理部財務決算グループリーダー 小笠原 和幸 |
Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.
Data checks · 19 of 19 passed
| balance sheet identity | pass |
| balance sheet identity | pass |
| balance sheet identity | pass |
| balance sheet identity | pass |
| dei present | pass |
| period resolution | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · revenue | pass |
| statement vs summary · revenue | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |