Sustainability Data

Environment Data

Effective Use of Non-Ferrous Metal Resources

Percentage of Recycled Input Raw Materials Used

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Recycled raw materials and percentage used SMM Group kt(%) 249(2.22) 227(2.08) 229(2.13) 239(2.38) 236(2.21)

Climate Change

Greenhouse Gas (GHG) Emissions

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
GHG Emissions (total) SMM Group kt-CO2e 2,809 2,807 2,760 2,647 2,823
Scope 1 (direct emissions) 1,839 1,943 1,877 1,786 1,965
Scope 2 (indirect emissions) 971 865 882 861 858
CO2 included in Scope 1* Sulfur hexafluoride (SF6) t-CO2e ̶ ̶ ̶ ̶ 1,847
Hydrofluorocarbons (HFCs) ̶ ̶ ̶ ̶ 630
Methane (CH4) ̶ ̶ ̶ ̶ 149
Nitrous oxide (N2O) ̶ ̶ ̶ ̶ 0
Nitrogen trifluoride (NF3) ̶ ̶ ̶ ̶ 0
Perfluorocarbons (PFCs) ̶ ̶ ̶ ̶ 0
  • Figures are rounded to the nearest whole number, so totals may not match
  • Both Japan and overseas figures are calculated based on the GHG Protocol, and emission factors are based on the Japanese law “Act on Promotion of Global Warming Countermeasures.”
  • GHG emissions factors for electric power purchased in Japan are the adjusted emissions factors of electric suppliers
  • For China and Taiwan, the latest emission factors published by the governments of those countries are used
  • For Vietnam, the default emission factor compiled by The Climate Registry (TCR) (2011 national emission factors published by the International Energy Agency (IEA) in 2013) is used
  • Disclosure from FY2022 based on the GHG Protocol

Energy and GHG Emissions Intensity Indices*

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Energy intensity index SMM Group ̶ 0.66 0.70 0.65 0.65 0.62
GHG emissions intensity index 0.65 0.67 0.63 0.64 0.60

Energy and GHG emissions intensity indices: The amount of energy and GHG emitted during the production of 1 ton of product, assuming the base year FY1990 value to be 1

Significant Environmental Accidents / Biodiversity

Raw Material and Energy Inputs in Business Activities

Raw Material Input

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Raw Materials (total amount) SMM Group kt 13,334 13,116 12,777 11,936 12,840
Raw materials 10,979 10,646 10,524 9,808 10,424
Recycled materials* 249 227 229 239 236
Materials 2,106 2,243 2,024 1,889 2,180
  • Figures are rounded to the nearest whole number, so totals may not match
  • Does not include materials recycled within plants

Energy Input

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Energy Input (calorific value) SMM Group TJ 32,586 32,052 31,728 30,651 22,762
Renewable energy 28 19 12 74 66
Non-renewable energy sources 32,558 32,033 31,716 30,577 22,696
  • From FY2022 onward, fuel, heat, electricity, etc. consumed in business activities in Japan and overseas are covered, and electricity consumption is converted into joules at 3.6 GJ per 1,000 kwh

Water Resource Input, Water Discharge, and Water Consumption in Business Activities

Water Resource Input

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Water Withdrawal* SMM Group ML 192,357 180,348 200,305 181,271 197,186
Freshwater withdrawal Surface water (rivers) 13,902 14,085 13,717 13,954 15,321
Rainwater 79 36 68 53 44
Groundwater 6,843 8,059 6,657 7,108 7,586
Industrial water (water from another organization) 14,444 14,293 14,339 14,437 14,346
Tap water (water from another organization) 404 407 393 417 391
Seawater withdrawal 156,686 143,468 165,132 145,301 159,500
  • Figures are rounded to the nearest whole number, so totals may not match
  • SMM uses the World Wide Fund for Nature (WWF) Water Risk Filter to determine and evaluate regions with high water stress. As a result of this, there are no areas of high water stress at SMM Group’s production sites

Water Discharge

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Water discharge (total) SMM Group ML 183,977 174,392 199,057 176,781 196,736
Seas* 183,060 173,456 198,051 175,753 195,792
Rivers 867 890 965 974 879
Sewerage, etc. 50 47 42 55 65
  • Figures are rounded to the nearest whole number, so totals may not match
  • Discharges into rivers flowing into enclosed seas are included in “Seas”

Water Consumption

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Total water consumption from all areas SMM Group ML 8,615 6,195 4,281 4,917 3,552
  • Water consumption is estimated by subtracting the total water discharge from the total water withdrawal for each business site

Release and Transfer of Chemical Substances in Business Activities

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Releases into the Atmosphere (total) SMM Group t 3,136 2,742 3,257 3,175 3,295
Releases into the atmosphere SOx 1,608 1,376 1,733 1,739 1,715
NOx 1,423 1,271 1,444 1,352 1,512
Soot and dust 105 95 80 84 68
Discharge into Water (total) SMM Group t 71 68 64 59 65
Discharge into water COD*1 (chemical oxygen demand) 56 55 49 48 49
BOD*2 (biochemical oxygen demand 15 13 15 12 16
Transfer/Release of PRTR Substances (total) SMM Group t 2,770 2,217 1,907 2,035 2,522
Transfer 2,670 2,120 1,822 1,958 2,438
Release Release (total) 100 97 85 77 84
Landfill (SMM premises) 3.2 2.7 0.8 0.8 0.8
Soil 0.7 0.7 1.7 0.9 0.7
Water 77.4 78.5 73.5 66.6 74.7
Atmosphere 19.0 15.4 8.6 8.8 8.1
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1.COD (chemical oxygen demand): Measured for discharge into seas, including discharge into rivers flowing into enclosed seas
  • 2.BOD (biochemical oxygen demand): Measured for discharge into rivers, excluding discharge flowing into enclosed seas

Final Disposal Amount of Industrial and Mining Waste in Japan

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Final Disposal Amount (total) *1 SMM Group t 86 71 52 60 74
Industrial waste 84.7 70.1 50.9 59.0 73.7
Mining waste*2 0.9 0.8 0.7 0.7 0.7
  • 1.Includes waste destined for landfills and incineration without heat recovery
  • 2.Mining waste in the form of wastewater sludge generated by mine-affiliated Toyo Smelter & Refinery that is landfilled within the business site

Environmental Preservation-Related Investments in Capital Expenditures

Scope Unit FY2018 FY2019 FY2020 FY2021 FY2022
Investments Related to Environmental Preservation (total) SMM Group ¥ millions 5,385 6,071 7,718 12,180 18,856
Pollution prevention / environmental preservation 5,244 5,715 7,549 11,694 18,446
Energy conservation 141 339 157 477 401
Percentage of environmental preservation-related investments to capital expenditures SMM Group % 10.6 17.3 11.9 8.6 9.5
  • Figures are rounded to the nearest whole number, so totals may not match

Rehabilitated Area

Scope Unit A
Total area of land developed but not rehabilitated (as of the end of FY2021)		 B
Area of land newly developed in FY2022		 C
Area of land newly rehabilitated in FY2022		 D
Total area of land developed but not rehabilitated (A+B-C)
Amount of land developed or rehabilitated (FY2022) SMM Group Hishikari Mine ha 22 0 0 22
Coral Bay Nickel 416*1 20 3*2 432
Taganito HPAL 455*1 1 0*3 456
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1.Historical figures were reviewed and adjustments were made to prior periods
  • 2.In addition to the rehabilitated area within the development site mentioned above, CBNC cooperated with the Philippine government, and proceeded with the rehabilitation of an additional 35 hectares in nearby regions outside the development site in FY2022, bringing the total certified rehabilitated area to 149 hectares (including bamboo groves) to date (Historical figures for off-site rehabilitated areas were reviewed and adjustments were made to prior periods)
  • 3.In addition to the rehabilitated area within the development site mentioned above, THPAL cooperated with the Philippine government, and proceeded with the rehabilitation of an additional 59 hectares in nearby regions outside the development site in FY2022, bringing the total certified rehabilitated area to 600 hectares to date

Business Activities in Areas of High Biodiversity Value*

Currently, there are no projects in any region requiring the preparation of a management plan.

Scope Unit FY2022
Regions and production sites SMM Group Seto Island Sea ha 62 Shisaka Smelting Co., Ltd. (production site) operates on Minoshima and Ienoshima islands, neighboring Setonaikai National Park. Neighboring areas equivalent to IUCN Category 2
Philippines 583 Coral Bay Nickel Corporation (production site) operates on Palawan Island in hunting-prohibited and bird protection areas equivalent to IUCN Category 4

Areas classified as protected by the International Union for Conservation of Nature (IUCN) as Category 4 or higher and adjacent areas or areas with high biodiversity value that are considered equivalent (SMM’s survey)
Areas classified as Category 1 are of highest priority

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