Sustainability Data

Environment Data

Stable Supply of Non-Ferrous Metals and Transition to a Circular Economy

Percentage of Recycled Input Raw Materials Used

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Recycled raw materials and percentage used SMM Group kt (%) 227 (2.0) 229 (2.13) 239 (2.38) 236 (2.21) 202 (1.68)

Realizing a Carbon Neutral Society

Greenhouse Gas (GHG) Emissions

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
GHG Emissions (total) SMM Group kt-CO2e 2,807 2,760 2,647 2,823 2,556
Scope 1 (direct emissions) 1,943 1,877 1,786 1,965 1,830
Scope 2 (indirect emissions) 865 882 861 858 726
Emissions other than CO2 included in Scope1 Sulfur hexafluoride (SF6) t-CO2e ̶ ̶ ̶ 1,847 0
Hydrofluorocarbons (HFCs) ̶ ̶ ̶ 630 617
Methane (CH4) ̶ ̶ ̶ 149 161
Nitrous oxide (N2O) ̶ ̶ ̶ 0 0
Nitrogen trifluoride (NF3) ̶ ̶ ̶ 0 0
Perfluorocarbons (PFCs) ̶ ̶ ̶ 0 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
  • GHG emissions factors for electricity purchased overseas are based on the IEA Emissions Factors - 2023 edition
  • 1Disclosure from FY2022 based on the GHG Protocol

Energy and GHG Emissions Intensity Indices1
(Reporting boundary: Smelting & Refining Business in Japan)

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Energy intensity index SMM Group ̶ 0.70 0.65 0.65 0.62 0.59
GHG emissions intensity index 0.67 0.63 0.64 0.60 0.58
  • 1Energy 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

Conservation and Restoration of Nature

Raw Material and Energy Inputs in Business Activities

Raw Material Input

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Raw materials (total amount) SMM Group kt 13,116 12,777 11,936 12,840 11,998
Raw materials 10,646 10,524 9,808 10,424 9,539
Recycled materials1 227 229 239 236 202
Materials 2,243 2,024 1,889 2,180 2,257
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1Exclude materials recycled within plants

Energy Input

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Energy Input (calorific value) SMM Group TJ 32,052 31,728 30,651 22,762 20,789
Renewable energy 19 12 74 66 80
Non-renewable energy sources 32,033 31,716 30,577 22,696 20,709
  • 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 1,000kwh

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

Water Resource Input

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Water withdrawal1 SMM Group ML 180,348 200,305 181,271 197,186 174,287
Freshwater withdrawal Surface water (rivers) 14,085 13,717 13,954 15,321 15,082
Rainwater 36 68 53 44 40
Groundwater 8,059 6,657 7,108 7,586 8,401
Industrial water
(water from another organization)		 14,293 14,339 14,437 14,346 13,439
Tap water
(water from another organization)		 407 393 417 391 377
Seawater withdrawal 143,468 165,132 145,301 159,500 136,948
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1We identify and assess high-water stress areas using the WWF Water Risk Filter, and the results indicate that there are no areas of high-water stress at any of our business sites

Water Discharge

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Water discharge (total) SMM Group ML 174,392 199,057 176,781 196,736 175,139
Seas1 173,456 198,051 175,753 195,792 174,287
Rivers 890 965 974 879 789
Sewerage, etc. 47 42 55 65 62
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1Discharges into rivers flowing into enclosed seas are included in “Discharge into Seas”

Water Consumption

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Total water consumption from all areas SMM Group ML 6,195 4,281 4,917 3,552 4,505
  • Water consumption is estimated by subtracting the total water discharge from the total water withdrawal for each business site

Water Accounting

Refer to Water Accounting Data for more details about Water Resource Input, Water Discharge and Water Consumption

Release and Transfer of Chemical Substances in Business Activities

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Releases into the atmosphere (total) SMM Group t 2,742 3,257 3,175 3,295 3,182
Releases into the atmosphere SOx 1,376 1,733 1,739 1,715 1,692
NOx 1,271 1,444 1,352 1,512 1,425
Soot and dust 95 80 84 68 66
Discharge into water (total) SMM Group t 68 64 59 65 55
Discharge into water COD1 (chemical oxygen demand) 55 49 48 49 48
BOD2 (biochemical oxygen demand) 13 15 12 16 7
Transfer/release of PRTR Substances (total) SMM Group t 2,217 1,907 2,035 2,522 2,626
Transfer 2,120 1,822 1,958 2,438 2,552
Release Release (total) 97 85 77 84 73
Landfill (SMM premises) 2.7 0.8 0.8 0.8 0.4
Soil 0.7 1.7 0.9 0.7 0.6
Water 78.5 73.5 66.6 74.7 62.0
Atmosphere 15.4 8.6 8.8 8.1 10.5
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1COD (chemical oxygen demand): Measured for discharge into seas, including discharge into rivers flowing into enclosed seas
  • 2BOD (biochemical oxygen demand): Measured for discharge into rivers, excluding discharge flowing into enclosed seas

Final Disposal Amount of Industrial and Mining Waste in Japan

Reporting boundary Unit FY2019 FY2020 FY2021 FY2022 FY2023
Final disposal amount (total)1 SMM Group kt 71 52 60 74 70
Industrial waste 70.1 50.9 59.0 73.7 69.0
Mining waste2 0.8 0.7 0.7 0.7 0.7
  • 1Includes waste destined for landfills and incineration without heat recovery
  • 2Mining waste in the form of wastewater sludge generated by mine-affiliated Toyo Smelter & Refinery that is landfilled within the business site
  • Emissions of Waste Plastic (PDF:118KB)

Environmental Preservation-Related Investments in Capital Expenditures

Reporting boundary Unit FY2020 FY2021 FY2022 FY2023 FY2024
(plan)
Investments related to environmental preservation (Total) SMM Group JPY
million		 6,054 7,706 12,171 14,086 19,577
Pollution prevention / environmental preservation 5,715 7,549 11,694 13,772 18,961
Energy conservation 339 157 477 314 616
Percentage of environmental preservation-related investments to capital expenditures SMM Group % 17.3 11.9 8.6 9.5 11.2
  • Figures are rounded to the nearest whole number, so totals may not match

Rehabilitated Area

Reporting boundary Unit A
Total area of land developed but not rehabilitated (as of the end of FY2022)		 B
Area of land newly developed in FY2023		 C
Area of land newly rehabilitated in FY2023		 D
Total area of land developed but not rehabilitated (A+B-C)
Amount of land developed or rehabilitated (FY2023) SMM Group Hishikari Mine ha 22 0 0 22
Coral Bay Nickel 432 0 21 430
Taganito HPAL 456 41 92 488
  • Figures are rounded to the nearest whole number, so totals may not match
  • 1In addition to the rehabilitated area within the development site mentioned above, CBNC cooperated with the Philippine government to proceed with the rehabilitation of an additional 15 hectares in nearby regions outside the development site in FY2023, bringing the total certified rehabilitated area to 164 hectares (including bamboo groves) to date
  • 2In addition to the rehabilitated area within the development site mentioned above, THPAL cooperated with the Philippine government to proceed with the rehabilitation of an 60 hectares in nearby regions outside the development site in FY2023, bringing the total certified rehabilitated area to 670 hectares to date (The figures in the past fiscal years for the rehabilitated area outside the development site were reviewed and revised)

Business Activities in Areas of High Biodiversity Value1

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

Reporting boundary Unit FY2023
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
  • 1Areas classified as protected by 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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