Mitsui Mining & Smelting
Financial history
- Revenue · FYE Mar 2026
- ¥759bn
- Operating profit · FYE Mar 2026
- ¥131bn
- Net profit · FYE Mar 2026
- ¥91bn
- Total assets
- ¥697bn
- Equity ratio
- 59.1%
- Long-term series
- 1971–2026
Mitsui Mining & Smelting: long-term performance & turning pointsSales (revenue) and profit-margin ratio
Sales (¥ bn)Net margin (%)| Fiscal year | Unit | 1971 *1 FYE Mar | 1972 *1 FYE Mar | 1973 *1 FYE Mar | 1974 *1 FYE Mar | 1975 *1 FYE Mar | 1976 *2 FYE Mar | 1977 *2 FYE Mar | 1978 *2 FYE Mar | 1979 *2 FYE Mar | 1980 *2 FYE Mar | 1981 *2 FYE Mar | 1982 *2 FYE Mar | 1983 *2 FYE Mar | 1984 *2 FYE Mar | 1985 *2 FYE Mar | 1992 *2 FYE Mar | 1993 *2 FYE Mar | 1994 *2 FYE Mar | 1995 *2 FYE Mar | 1996 *2 FYE Mar | 1997 *2 FYE Mar | 1998 *2 FYE Mar | 1999 *2 FYE Mar | 2000 *2 FYE Mar | 2001 *2 FYE Mar | 2002 *3 FYE Mar | 2003 *3 FYE Mar | 2004 *3 FYE Mar | 2005 *3 FYE Mar | 2006 *3 FYE Mar | 2007 *3 FYE Mar | 2008 *3 FYE Mar | 2009 *3 FYE Mar | 2010 *3 FYE Mar | 2011 *3 FYE Mar | 2012 *3 FYE Mar | 2013 *3 FYE Mar | 2014 *3 FYE Mar | 2015 *3 FYE Mar | 2016 *3 FYE Mar | 2017 *3 FYE Mar | 2018 *3 FYE Mar | 2019 *3 FYE Mar | 2020 *3 FYE Mar | 2021 *3 FYE Mar | 2022 *3 FYE Mar | 2023 *3 FYE Mar | 2024 *3 FYE Mar | 2025 *3 FYE Mar | 2026 *3 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | JPY | ¥117bn | ¥115bn | ¥129bn | ¥203bn | ¥204bn | ¥166bn | ¥204bn | ¥188bn | ¥178bn | ¥285bn | ¥274bn | ¥257bn | ¥256bn | ¥278bn | ¥277bn | ¥455bn | ¥337bn | ¥317bn | ¥342bn | ¥370bn | ¥400bn | ¥427bn | ¥400bn | ¥395bn | ¥424bn | ¥373bn | ¥379bn | ¥394bn | ¥438bn | ¥503bn | ¥592bn | ¥595bn | ¥427bn | ¥392bn | ¥446bn | ¥431bn | ¥417bn | ¥441bn | ¥473bn | ¥451bn | ¥436bn | ¥519bn | ¥498bn | ¥473bn | ¥523bn | ¥633bn | ¥652bn | ¥647bn | ¥712bn | ¥759bn |
| YoY | % | — | -2.1% | +12.9% | +56.8% | +0.8% | -18.6% | +22.8% | -7.9% | -5.3% | +59.7% | -3.8% | -6.1% | -0.3% | +8.5% | -0.3% | — | -26.0% | -5.8% | +7.9% | +8.2% | +8.1% | +6.6% | -6.2% | -1.4% | +7.3% | -11.9% | +1.4% | +4.0% | +11.2% | +14.9% | +17.5% | +0.7% | -28.3% | -8.1% | +13.8% | -3.4% | -3.2% | +5.7% | +7.3% | -4.8% | -3.2% | +19.0% | -4.1% | -4.9% | +10.5% | +21.1% | +2.9% | -0.8% | +10.2% | +6.5% |
| Operating profit | JPY | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ¥45bn | ¥45bn | ¥39bn | ¥28bn | -¥27bn | ¥28bn | ¥30bn | ¥21bn | ¥17bn | ¥26bn | ¥32bn | ¥11bn | ¥39bn | ¥50bn | ¥18bn | ¥13bn | ¥51bn | ¥61bn | ¥13bn | ¥32bn | ¥75bn | ¥131bn |
| YoY | % | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | +1.3% | -13.7% | -28.0% | -196.4% | — | +8.2% | -30.8% | -20.6% | +54.8% | +23.7% | -65.1% | +246.8% | +28.6% | -63.2% | -28.6% | +293.1% | +18.8% | -79.4% | +153.6% | +135.6% | +75.2% |
| Ordinary profit | JPY | ¥1.1bn | ¥0.5bn | ¥0.9bn | ¥8.1bn | ¥6.6bn | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ¥19bn | ¥21bn | ¥30bn | ¥45bn | ¥51bn | ¥57bn | ¥42bn | -¥30bn | ¥26bn | ¥34bn | ¥19bn | ¥16bn | ¥14bn | ¥21bn | -¥11bn | ¥31bn | ¥11bn | ¥18bn | ¥9.3bn | ¥51bn | ¥66bn | ¥20bn | ¥45bn | ¥76bn | ¥137bn |
| Net profit | JPY | ¥1.8bn | ¥0.5bn | -¥0.5bn | ¥1.9bn | ¥2.3bn | ¥2.6bn | ¥1.7bn | -¥4.5bn | -¥3.1bn | ¥3.1bn | -¥1.3bn | -¥5.4bn | ¥0.1bn | -¥1.9bn | ¥2.5bn | ¥4.7bn | -¥4.2bn | -¥5.1bn | -¥9.1bn | ¥7.6bn | ¥5.4bn | ¥9.5bn | ¥12bn | ¥14bn | ¥17bn | ¥1.9bn | ¥3.0bn | ¥11bn | ¥21bn | ¥23bn | ¥31bn | ¥7.8bn | -¥67bn | ¥14bn | ¥21bn | ¥12bn | ¥9.9bn | ¥3.6bn | ¥17bn | -¥21bn | ¥19bn | -¥0.7bn | ¥4.6bn | ¥1.5bn | ¥45bn | ¥52bn | ¥8.5bn | ¥26bn | ¥65bn | ¥91bn |
| YoY | % | — | -72.2% | -200.0% | — | +21.1% | +13.0% | -34.6% | -364.7% | — | — | -141.9% | — | — | -2000.0% | — | — | -189.4% | — | — | — | -28.9% | +75.9% | +29.5% | +14.6% | +20.6% | -88.8% | +57.9% | +280.0% | +81.6% | +12.6% | +34.3% | -75.1% | -961.5% | — | +52.9% | -45.5% | -13.9% | -63.6% | +377.8% | -221.5% | — | -103.8% | — | -67.4% | +2880.0% | +16.3% | -83.7% | +204.7% | +149.4% | +41.3% |
| Operating margin | % | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10.2% | 9.0% | 6.6% | 4.7% | -6.3% | 7.1% | 6.8% | 4.8% | 4.0% | 5.8% | 6.7% | 2.5% | 8.8% | 9.5% | 3.7% | 2.7% | 9.8% | 9.6% | 1.9% | 4.9% | 10.5% | 17.3% |
| Net margin | % | 1.5% | 0.4% | -0.4% | 0.9% | 1.1% | 1.6% | 0.8% | -2.4% | -1.7% | 1.1% | -0.5% | -2.1% | 0.0% | -0.7% | 0.9% | 1.0% | -1.2% | -1.6% | -2.7% | 2.1% | 1.3% | 2.2% | 3.1% | 3.6% | 4.0% | 0.5% | 0.8% | 2.9% | 4.7% | 4.6% | 5.3% | 1.3% | -15.7% | 3.5% | 4.7% | 2.7% | 2.4% | 0.8% | 3.6% | -4.6% | 4.3% | -0.1% | 0.9% | 0.3% | 8.5% | 8.2% | 1.3% | 4.0% | 9.1% | 12.0% |
- *1 Kaisha Nenkan (Company Yearbook), 1976 edition
- *2 Kaisha Nenkan (Company Yearbook)
- *3 Securities report
Cost structure Cost of sales SG&A Operating profit Operating margin
Where each yen of revenue goes — cost of sales, SG&A and what is left as operating profit (¥ bn, stacked)
| Fiscal year | Unit | 2005 *1 FYE Mar | 2006 *1 FYE Mar | 2007 *1 FYE Mar | 2008 *1 FYE Mar | 2009 *1 FYE Mar | 2010 *1 FYE Mar | 2011 *1 FYE Mar | 2012 *1 FYE Mar | 2013 *1 FYE Mar | 2014 *1 FYE Mar | 2015 *1 FYE Mar | 2016 *1 FYE Mar | 2017 *1 FYE Mar | 2018 *1 FYE Mar | 2019 *1 FYE Mar | 2020 *1 FYE Mar | 2021 *1 FYE Mar | 2022 *1 FYE Mar | 2023 *1 FYE Mar | 2024 *1 FYE Mar | 2025 *1 FYE Mar | 2026 *1 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | JPY | ¥438bn | ¥503bn | ¥592bn | ¥595bn | ¥427bn | ¥392bn | ¥446bn | ¥431bn | ¥417bn | ¥441bn | ¥473bn | ¥451bn | ¥436bn | ¥519bn | ¥498bn | ¥473bn | ¥523bn | ¥633bn | ¥652bn | ¥647bn | ¥712bn | ¥759bn |
| YoY | % | — | +14.9% | +17.5% | +0.7% | -28.3% | -8.2% | +13.8% | -3.5% | -3.2% | +5.7% | +7.3% | -4.8% | -3.2% | +19.0% | -4.1% | -4.9% | +10.5% | +21.1% | +2.9% | -0.8% | +10.2% | +6.5% |
| Cost of sales | JPY | ¥351bn | ¥412bn | ¥501bn | ¥510bn | ¥405bn | ¥325bn | ¥376bn | ¥370bn | ¥357bn | ¥371bn | ¥396bn | ¥389bn | ¥349bn | ¥418bn | ¥424bn | ¥403bn | ¥417bn | ¥511bn | ¥573bn | ¥551bn | ¥562bn | ¥556bn |
| SG&A | JPY | ¥43bn | ¥46bn | ¥52bn | ¥57bn | ¥49bn | ¥39bn | ¥40bn | ¥40bn | ¥43bn | ¥45bn | ¥46bn | ¥51bn | ¥49bn | ¥52bn | ¥55bn | ¥57bn | ¥55bn | ¥62bn | ¥67bn | ¥64bn | ¥75bn | ¥72bn |
| Operating profit | JPY | ¥45bn | ¥45bn | ¥39bn | ¥28bn | -¥27bn | ¥28bn | ¥30bn | ¥21bn | ¥17bn | ¥26bn | ¥32bn | ¥11bn | ¥38bn | ¥50bn | ¥18bn | ¥13bn | ¥51bn | ¥61bn | ¥13bn | ¥32bn | ¥75bn | ¥131bn |
| YoY | % | — | +1.2% | -13.7% | -28.0% | -196.6% | — | +8.3% | -30.8% | -20.8% | +55.5% | +23.7% | -65.0% | +245.3% | +28.8% | -63.2% | -28.5% | +291.9% | +18.9% | -79.4% | +153.0% | +135.8% | +75.1% |
| Operating margin | % | 10.2% | 9.0% | 6.6% | 4.7% | -6.3% | 7.1% | 6.8% | 4.8% | 4.0% | 5.8% | 6.7% | 2.5% | 8.8% | 9.5% | 3.7% | 2.8% | 9.8% | 9.6% | 1.9% | 4.9% | 10.5% | 17.3% |
| Change | pp | — | -1.2pp | -2.4pp | -1.9pp | -11.0pp | +13.4pp | -0.3pp | -2.0pp | -0.8pp | +1.8pp | +0.9pp | -4.2pp | +6.3pp | +0.7pp | -5.8pp | -0.9pp | +7.0pp | -0.2pp | -7.7pp | +3.0pp | +5.6pp | +6.8pp |
- *1 Securities report (yuka shoken hokokusho), as filed
Balance sheet Total assets Equity Interest-bearing debt Equity ratio
Total assets, equity and interest-bearing debt (¥ bn), with the equity ratio (%)
| Fiscal year | Unit | 2005 *1 FYE Mar | 2006 *1 FYE Mar | 2007 *1 FYE Mar | 2008 *1 FYE Mar | 2009 *1 FYE Mar | 2010 *1 FYE Mar | 2011 *1 FYE Mar | 2012 *1 FYE Mar | 2013 *1 FYE Mar | 2014 *1 FYE Mar | 2015 *1 FYE Mar | 2016 *1 FYE Mar | 2017 *1 FYE Mar | 2018 *1 FYE Mar | 2019 *1 FYE Mar | 2020 *1 FYE Mar | 2021 *1 FYE Mar | 2022 *1 FYE Mar | 2023 *1 FYE Mar | 2024 *1 FYE Mar | 2025 *1 FYE Mar | 2026 *1 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total assets | JPY | ¥409bn | ¥460bn | ¥483bn | ¥486bn | ¥410bn | ¥417bn | ¥411bn | ¥413bn | ¥438bn | ¥504bn | ¥539bn | ¥485bn | ¥519bn | ¥519bn | ¥523bn | ¥537bn | ¥595bn | ¥638bn | ¥632bn | ¥641bn | ¥658bn | ¥697bn |
| YoY | % | — | +12.5% | +5.0% | +0.6% | -15.6% | +1.5% | -1.3% | +0.5% | +6.0% | +15.0% | +6.9% | -10.0% | +7.1% | -0.1% | +0.9% | +2.6% | +10.8% | +7.2% | -0.9% | +1.4% | +2.7% | +6.0% |
| Equity | JPY | ¥134bn | ¥160bn | ¥186bn | ¥185bn | ¥94bn | ¥111bn | ¥126bn | ¥140bn | ¥155bn | ¥170bn | ¥197bn | ¥170bn | ¥174bn | ¥168bn | ¥170bn | ¥165bn | ¥199bn | ¥240bn | ¥253bn | ¥279bn | ¥332bn | ¥412bn |
| YoY | % | — | +19.3% | +16.1% | -0.3% | -49.1% | +18.3% | +13.1% | +11.3% | +10.6% | +9.6% | +16.0% | -13.9% | +2.6% | -3.3% | +1.1% | -3.1% | +20.7% | +20.5% | +5.7% | +9.9% | +19.0% | +24.3% |
| Interest-bearing debt | JPY | ¥147bn | ¥152bn | ¥144bn | ¥162bn | ¥212bn | ¥192bn | ¥181bn | ¥179bn | ¥180bn | ¥219bn | ¥146bn | ¥129bn | ¥129bn | ¥141bn | ¥150bn | ¥148bn | ¥177bn | ¥157bn | ¥151bn | ¥142bn | ¥109bn | ¥74bn |
| Equity ratio | % | 32.8% | 34.7% | 38.4% | 38.0% | 22.9% | 26.7% | 30.6% | 33.9% | 35.4% | 33.7% | 36.6% | 35.0% | 33.5% | 32.4% | 32.5% | 30.7% | 33.4% | 37.6% | 40.1% | 43.5% | 50.4% | 59.1% |
| Change | pp | — | +1.9pp | +3.7pp | -0.4pp | -15.1pp | +3.8pp | +3.9pp | +3.3pp | +1.5pp | -1.7pp | +2.9pp | -1.6pp | -1.5pp | -1.1pp | +0.1pp | -1.8pp | +2.7pp | +4.2pp | +2.5pp | +3.4pp | +6.9pp | +8.7pp |
- *1 Securities report (yuka shoken hokokusho), as filed
Cash flow Operating CF Investing CF Financing CF
Cash generated by operations, spent on investment and raised or repaid in financing (¥ bn)
| Fiscal year | Unit | 2002 *1 FYE Mar | 2003 *1 FYE Mar | 2004 *1 FYE Mar | 2005 *1 FYE Mar | 2006 *1 FYE Mar | 2007 *1 FYE Mar | 2008 *1 FYE Mar | 2009 *1 FYE Mar | 2010 *1 FYE Mar | 2011 *1 FYE Mar | 2012 *1 FYE Mar | 2013 *1 FYE Mar | 2014 *1 FYE Mar | 2015 *1 FYE Mar | 2016 *1 FYE Mar | 2017 *1 FYE Mar | 2018 *1 FYE Mar | 2019 *1 FYE Mar | 2020 *1 FYE Mar | 2021 *1 FYE Mar | 2022 *1 FYE Mar | 2023 *1 FYE Mar | 2024 *1 FYE Mar | 2025 *1 FYE Mar | 2026 *1 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating CF | JPY | ¥29bn | ¥41bn | ¥50bn | ¥44bn | ¥45bn | ¥34bn | ¥42bn | ¥30bn | ¥20bn | ¥23bn | ¥31bn | ¥38bn | ¥38bn | ¥37bn | ¥50bn | ¥24bn | ¥52bn | ¥41bn | ¥36bn | ¥28bn | ¥61bn | ¥43bn | ¥75bn | ¥77bn | ¥88bn |
| YoY | % | — | +42.4% | +22.3% | -11.6% | +1.8% | -23.9% | +22.2% | -27.9% | -34.7% | +15.0% | +37.5% | +22.8% | -0.1% | -2.0% | +35.3% | -51.9% | +116.5% | -22.4% | -11.3% | -23.7% | +120.1% | -29.1% | +75.2% | +1.8% | +14.1% |
| Investing CF | JPY | -¥18bn | -¥22bn | -¥15bn | -¥26bn | -¥43bn | -¥30bn | -¥38bn | -¥37bn | -¥18bn | -¥26bn | -¥31bn | -¥47bn | -¥72bn | -¥26bn | -¥26bn | -¥38bn | -¥40bn | -¥45bn | -¥35bn | -¥16bn | -¥26bn | -¥32bn | -¥35bn | -¥21bn | -¥24bn |
| Financing CF | JPY | -¥16bn | -¥20bn | -¥33bn | -¥15bn | -¥1.3bn | -¥4.7bn | -¥0.7bn | ¥42bn | -¥13bn | -¥14bn | -¥7.0bn | ¥4.8bn | ¥34bn | -¥13bn | -¥22bn | ¥12bn | -¥4.1bn | ¥2.9bn | ¥11bn | -¥15bn | -¥38bn | -¥15bn | -¥37bn | -¥44bn | -¥53bn |
| Cash & equivalents | JPY | ¥11bn | ¥10bn | ¥12bn | ¥16bn | ¥17bn | ¥17bn | ¥21bn | ¥53bn | ¥42bn | ¥24bn | ¥18bn | ¥15bn | ¥15bn | ¥16bn | ¥17bn | ¥14bn | ¥22bn | ¥22bn | ¥33bn | ¥30bn | ¥30bn | ¥27bn | ¥32bn | ¥44bn | ¥58bn |
| YoY | % | — | -8.2% | +19.0% | +31.5% | +5.0% | +2.1% | +19.3% | +156.3% | -20.0% | -42.3% | -27.7% | -14.0% | +0.6% | +4.2% | +4.5% | -16.2% | +60.4% | -3.8% | +51.8% | -6.9% | -2.6% | -9.4% | +21.1% | +36.9% | +31.0% |
- *1 Securities report (yuka shoken hokokusho), as filed
Key ratios Operating margin Net margin ROE Equity ratio
Profitability and balance-sheet strength (%). ROE uses year-end equity.
| Fiscal year | Unit | 2002 *1 FYE Mar | 2003 *1 FYE Mar | 2004 *1 FYE Mar | 2005 *1 FYE Mar | 2006 *1 FYE Mar | 2007 *1 FYE Mar | 2008 *1 FYE Mar | 2009 *1 FYE Mar | 2010 *1 FYE Mar | 2011 *1 FYE Mar | 2012 *1 FYE Mar | 2013 *1 FYE Mar | 2014 *1 FYE Mar | 2015 *1 FYE Mar | 2016 *1 FYE Mar | 2017 *1 FYE Mar | 2018 *1 FYE Mar | 2019 *1 FYE Mar | 2020 *1 FYE Mar | 2021 *1 FYE Mar | 2022 *1 FYE Mar | 2023 *1 FYE Mar | 2024 *1 FYE Mar | 2025 *1 FYE Mar | 2026 *1 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating margin | % | — | — | — | 10.2% | 9.0% | 6.6% | 4.7% | -6.3% | 7.1% | 6.8% | 4.8% | 4.0% | 5.8% | 6.7% | 2.5% | 8.8% | 9.5% | 3.7% | 2.8% | 9.8% | 9.6% | 1.9% | 4.9% | 10.5% | 17.3% |
| Change | pp | — | — | — | — | -1.2pp | -2.4pp | -1.9pp | -11.0pp | +13.4pp | -0.3pp | -2.0pp | -0.8pp | +1.8pp | +0.9pp | -4.2pp | +6.3pp | +0.7pp | -5.8pp | -0.9pp | +7.0pp | -0.2pp | -7.7pp | +3.0pp | +5.6pp | +6.8pp |
| Net margin | % | 0.5% | 0.8% | 2.9% | 4.7% | 4.6% | 5.3% | 1.3% | -15.7% | 3.5% | 4.7% | 2.7% | 2.4% | 0.8% | 3.6% | -4.6% | 4.3% | -0.1% | 0.9% | 0.3% | 8.6% | 8.2% | 1.3% | 4.0% | 9.1% | 12.0% |
| Change | pp | — | +0.3pp | +2.1pp | +1.8pp | -0.1pp | +0.7pp | -4.0pp | -17.0pp | +19.2pp | +1.2pp | -2.0pp | -0.3pp | -1.6pp | +2.8pp | -8.2pp | +8.9pp | -4.4pp | +1.0pp | -0.6pp | +8.3pp | -0.4pp | -6.9pp | +2.7pp | +5.1pp | +2.9pp |
| ROE | % | — | — | — | 15.5% | 14.6% | 16.9% | 4.2% | -71.4% | 12.5% | 16.8% | 8.2% | 6.4% | 2.2% | 8.8% | -12.3% | 10.7% | -0.4% | 2.8% | 1.0% | 22.5% | 21.7% | 3.4% | 9.3% | 19.5% | 22.1% |
| Change | pp | — | — | — | — | -0.9pp | +2.3pp | -12.7pp | -75.6pp | +83.9pp | +4.3pp | -8.6pp | -1.8pp | -4.2pp | +6.6pp | -21.1pp | +23.0pp | -11.1pp | +3.2pp | -1.8pp | +21.5pp | -0.8pp | -18.3pp | +5.9pp | +10.2pp | +2.6pp |
| Equity ratio | % | — | — | — | 32.8% | 34.7% | 38.4% | 38.0% | 22.9% | 26.7% | 30.6% | 33.9% | 35.4% | 33.7% | 36.6% | 35.0% | 33.5% | 32.4% | 32.5% | 30.7% | 33.4% | 37.6% | 40.1% | 43.5% | 50.4% | 59.1% |
| Change | pp | — | — | — | — | +1.9pp | +3.7pp | -0.4pp | -15.1pp | +3.8pp | +3.9pp | +3.3pp | +1.5pp | -1.7pp | +2.9pp | -1.6pp | -1.5pp | -1.1pp | +0.1pp | -1.8pp | +2.7pp | +4.2pp | +2.5pp | +3.4pp | +6.9pp | +8.7pp |
- *1 Securities report (yuka shoken hokokusho), as filed
Reporting basis
Which accounting standard each fiscal year was filed under. Figures are not strictly comparable across a change of standard.
| Fiscal year | Unit | 2001 *1 FYE Mar | 2002 *1 FYE Mar | 2003 *1 FYE Mar | 2004 *1 FYE Mar | 2005 *1 FYE Mar | 2006 *1 FYE Mar | 2007 *1 FYE Mar | 2008 *1 FYE Mar | 2009 *1 FYE Mar | 2010 *1 FYE Mar | 2011 *1 FYE Mar | 2012 *1 FYE Mar | 2013 *1 FYE Mar | 2014 *1 FYE Mar | 2015 *1 FYE Mar | 2016 *1 FYE Mar | 2017 *1 FYE Mar | 2018 *1 FYE Mar | 2019 *1 FYE Mar | 2020 *1 FYE Mar | 2021 *1 FYE Mar | 2022 *1 FYE Mar | 2023 *1 FYE Mar | 2024 *1 FYE Mar | 2025 *1 FYE Mar | 2026 *1 FYE Mar |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | JGAAP | |
| Basis | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated | Consolidated |
- *1 Securities report (yuka shoken hokokusho), as filed
Yen–dollar exchange rate ¥ per US$1
Annual average, yen per one US dollar. Every figure above is in yen as filed — convert one using the rate of its own year, never today's. A higher line is a weaker yen.
| Fiscal year | Unit | 1949 *1 Cal. year | 1950 *1 Cal. year | 1951 *1 Cal. year | 1952 *1 Cal. year | 1953 *1 Cal. year | 1954 *1 Cal. year | 1955 *1 Cal. year | 1956 *1 Cal. year | 1957 *1 Cal. year | 1958 *1 Cal. year | 1959 *1 Cal. year | 1960 *1 Cal. year | 1961 *1 Cal. year | 1962 *1 Cal. year | 1963 *1 Cal. year | 1964 *1 Cal. year | 1965 *1 Cal. year | 1966 *1 Cal. year | 1967 *1 Cal. year | 1968 *1 Cal. year | 1969 *1 Cal. year | 1970 *1 Cal. year | 1971 *1 Cal. year | 1972 *2 Cal. year | 1973 *3 Cal. year | 1974 *3 Cal. year | 1975 *3 Cal. year | 1976 *3 Cal. year | 1977 *3 Cal. year | 1978 *3 Cal. year | 1979 *3 Cal. year | 1980 *4 Cal. year | 1981 *4 Cal. year | 1982 *4 Cal. year | 1983 *4 Cal. year | 1984 *4 Cal. year | 1985 *4 Cal. year | 1986 *4 Cal. year | 1987 *4 Cal. year | 1988 *4 Cal. year | 1989 *4 Cal. year | 1990 *4 Cal. year | 1991 *4 Cal. year | 1992 *4 Cal. year | 1993 *4 Cal. year | 1994 *4 Cal. year | 1995 *4 Cal. year | 1996 *4 Cal. year | 1997 *4 Cal. year | 1998 *4 Cal. year | 1999 *4 Cal. year | 2000 *4 Cal. year | 2001 *4 Cal. year | 2002 *4 Cal. year | 2003 *4 Cal. year | 2004 *4 Cal. year | 2005 *4 Cal. year | 2006 *4 Cal. year | 2007 *4 Cal. year | 2008 *4 Cal. year | 2009 *4 Cal. year | 2010 *4 Cal. year | 2011 *4 Cal. year | 2012 *4 Cal. year | 2013 *4 Cal. year | 2014 *4 Cal. year | 2015 *4 Cal. year | 2016 *4 Cal. year | 2017 *4 Cal. year | 2018 *4 Cal. year | 2019 *4 Cal. year | 2020 *4 Cal. year | 2021 *4 Cal. year | 2022 *4 Cal. year | 2023 *4 Cal. year | 2024 *4 Cal. year | 2025 *4 Cal. year | 2026 *4,5 Cal. year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rate | ¥/US$ | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥360.00 | ¥308.00 | ¥274.00 | ¥293.00 | ¥299.00 | ¥292.00 | ¥257.00 | ¥201.00 | ¥230.00 | ¥226.69 | ¥220.55 | ¥249.06 | ¥237.48 | ¥237.53 | ¥238.53 | ¥168.52 | ¥144.60 | ¥128.13 | ¥137.98 | ¥144.81 | ¥134.51 | ¥126.67 | ¥111.18 | ¥102.22 | ¥94.05 | ¥108.77 | ¥121.02 | ¥130.89 | ¥113.84 | ¥107.74 | ¥121.52 | ¥125.28 | ¥115.92 | ¥108.16 | ¥110.15 | ¥116.28 | ¥117.77 | ¥103.33 | ¥93.53 | ¥87.77 | ¥79.78 | ¥79.79 | ¥97.60 | ¥105.84 | ¥121.02 | ¥108.84 | ¥112.16 | ¥110.40 | ¥109.01 | ¥106.78 | ¥109.78 | ¥131.37 | ¥140.51 | ¥151.50 | ¥149.65 | ¥158.16 |
| YoY | % | — | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | -14.4% | -11.0% | +6.9% | +2.0% | -2.3% | -12.0% | -21.8% | +14.4% | -1.4% | -2.7% | +12.9% | -4.6% | 0.0% | +0.4% | -29.4% | -14.2% | -11.4% | +7.7% | +4.9% | -7.1% | -5.8% | -12.2% | -8.1% | -8.0% | +15.7% | +11.3% | +8.2% | -13.0% | -5.4% | +12.8% | +3.1% | -7.5% | -6.7% | +1.8% | +5.6% | +1.3% | -12.3% | -9.5% | -6.2% | -9.1% | 0.0% | +22.3% | +8.4% | +14.3% | -10.1% | +3.1% | -1.6% | -1.3% | -2.0% | +2.8% | +19.7% | +7.0% | +7.8% | -1.2% | +5.7% |
- *1 1949-1971: Fixed Bretton Woods peg ¥360/$ (Dodge Line 1949; Smithsonian ¥308 from Dec 1971).
- *2 1972: Smithsonian peg ¥308/$ (held until Feb 1973 float).
- *3 1973-1979: JIL (Japan Institute for Labour Policy and Training) g0001.xlsx — fiscal-year (Apr–Mar) basis, integer-rounded. PROVISIONAL; upgrade to BOJ FXERM07 calendar-year later.
- *4 1980-2026: Bank of Japan stat-search FM08'FXERM07 (Tokyo market, USD/JPY spot, 17:00 fixing, monthly average) — calendar-year average of monthly averages.
- *5 Provisional — part-year average, not a full calendar year.
All figures are in Japanese yen as filed. Where a foreign-currency comparison is needed elsewhere on this site, yen amounts are converted at the average rate of each figure's own year — not today's rate. Exchange rates & sources →
Read the company history → 日本語版（詳細）— full financial data in Japanese →
Disclaimer
- This page is provided for general information only and is not investment advice, nor a recommendation to buy or sell any security.
- Figures are compiled independently and include our own estimates, approximations and machine-processed data; we make no warranty as to their accuracy or completeness.
- Sources are primarily each company's securities reports and other public filings, but errors and omissions may remain.
- Any use of this information is at the reader's own risk. Past performance does not indicate future results.
- Company names, logos and other marks belong to their respective owners.
Data API
Mitsui Mining & Smelting’s history, financials, executives and
shareholders are published as static JSON — no key, plain GET.
| Method | Endpoint | Returns |
|---|---|---|
| GET | /api/companies.json | All companies |
| GET | /api/5706/manifest.json | Resource index |
| GET | /api/5706/history.json | History overview |
| GET | /api/5706/timeline.json | Chronology |
| GET | /api/decisions.json | All management decisions (index) |
| GET | /api/5706/decisions.json | Management decisions (index) |
| GET | /api/5706/decisions/{slug}.json | One decision (full dossier) |
| GET | /api/5706/executives.json | Executives |
| GET | /api/5706/shareholders.json | Major shareholders |
| GET | /api/5706/financials.json | Financial statements |
| GET | /api/5706/financials-longterm.json | Long-term results |
| GET | /api/5706/segments.json | Business segments |
| GET | /api/5706/regions.json | Sales by region |
| GET | /api/5706/workforce.json | Workforce |