Data

Environmental data

Environmental data

1. Changes in major environmental data

Independent Practitioner's Assuranceチェック

Item FY2020 FY2021 FY2022 FY2023 FY2024 Unit
Scope1 CO2 emission 104 109 113 93 80 thousand t
Scope2 CO2 emission 278 352 350 250 250 thousand t
Scope1+2 emission 382 461 464 342 330 thousand t
Scope3 CO2 emission 21,729 30,893 34,271 30,425 28,509 thousand t
Energy consumption 7,838 9,612 9,916 8,291 7,902 TJ
Renewable electricity use 84.7 111.8 145.7 177.5 219.6 GWｈ
Renewable electricity ratio 13 14 17 25 31 %
Generated waste 74.2 92.7 104.0 72.6 67.5 thousand t
(Included) Hazardous waste generated - - 11.0 8.7 8.3 thousand t
Water input 3,238 3,140 3,081 2,721 2,516 thousand m3
  • Note: The above data show total data for manufacturing sites
  • The CO2 and Energy FY2024 value (with new indexing) was calculated in accordance with the Calculation methodology for key environmental data. 
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D-9_全体集計版

2. Manufacturing sites

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Total of Manufacturing Sites

Energy consumption Item Actual value
Purchased electricity 678 GWh
Light oil,Gasoline, et al. 7,531 kℓ
Gas 23,945 thousand m3
LPG 4,144 t
District heating 5 GWh
Steam 2,474 t
Total energy consumption 7,902 TJ
CO2 330 thousand t-CO2
Private Power generation 27 GWh
Water input   2,516 thousand m3
Total emissions of waste   67,528 t

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Japan

Environmental impact Item Actual value
Total CO2 emissions 200 thousand t-CO2
NOx total amount 51 t
SOx total amount 1 t
Total emissions of waste 17,342 t
BOD emissions 4 t
COD emissions 7 t
Wastewater 1,762 thousand m3
Output of in-house power generation 12 GWh
Energy consumption Item Actual consumption Converted to calorie equivalents (TJ)
Purchased electricity 361 GWh 3,363
Heavy oil A 1,511 kℓ 59
Kerosene 1,125 kℓ 41
Light oil 2,836 kℓ 104
Gas 5,498 thousand m3 217
LPG 3,262 t 163
Gasoline 146 kℓ 5
Biomass, Solar -   99
Total     4,051
 
Water input Groundwater 1,639 thousand m3  
Industrial water 0 thousand m3  
Supply water 230 thousand m3  
Total 1,869 thousand m3  
  • *1）Total emissions of waste are expressed as a composite of the amount recycled and the amount disposed.
  • *2）Output of in-house power generation includes electricity sold.

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Energy consumption Item The Americas actual value Europe actual value Asia actual value
Purchased electricity 134 GWh 24 GWh 159 GWh
Light oil,Gasoline, et al. 769 kℓ 414 kℓ 730 kℓ
Gas 8,222 thousand m3 3,441 thousand m3 6,785 thousand m3
LPG 338 t 1 t 543 t
District heating - GWh 5 GWh - GWh
Steam - t - t 2,474 t
Total energy consumption 1,619 TJ 385 TJ 1,846 TJ
CO2 21 thousand t-CO2 9 thousand t-CO2 101 thousand t-CO2
Private Power generation 3 GWh 2 GWh 10 GWh
Water input   127 thousand m3 81 thousand m3 440 thousand m3
Total emissions of waste   27,002 t 6,843 t 16,341 t
  • *1）Total emissions of waste are expressed as a composite of the amount recycled and the amount disposed.
  • *2）Output of in-house power generation includes electricity sold.

Independent Practitioner's Assuranceチェック

Scope-2 CO2 emissions (Total of production sites)

Standard CO2(thousand t）
Location-based 306
Market-based 250
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D-11_by Region_Non-manufacturing Divisions_ Komatsu Customer Support

3. Sales and after-sales sites

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FY2024　Komatsu Customer Support Japan Ltd.　Environmental performance data

Company Name Komatsu Customer Support Japan Ltd.
Location Shirokane, Minato-ku, Tokyo
Activities Sale, service and rental of construction equipment and forklift trucks
Number of bases 169
Number of employees 4,501
Data of ISO14001 certification acquisition May 2018
 
Environmental impact Item Actual value
Total CO2 emissions 7.5 thousand t-CO2
Total emissions of waste 11,375 t
Amount recycled 9,804 t
Recycling rate 83.5 %
 
Energy consumption Item Actual consumption Converted to calorie equivalents (TJ)
Electricity 12.5 GWh 116.1
Heavy oil A 131 kℓ 5.1
Kerosene 371 kℓ 13.6
Light oil 65 kℓ 2.5
Gasoline 7 kℓ 0.2
LPG 15 t 0.8
City gas 45 thousand m3 1.8
Total     140.0
env, Construction Equipment Marketing Division

D-12_Non-manufacturing Divisions　データ

４．Other sites

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  Site data of non-manufacturing divisions
Manufacturing facility included Head Office, Manda area, Field Testing Department, Techno Center, General Education Center, and five recreation facilities
Environmental impact Item Actual value
Total CO2 emissions 3.2 thousand t-CO2
Energy consumption Item Actual consumption Converted to calorie equivalents (TJ)
Purchased electricity 4.6 GWh 42.7
Kerosene 23 kℓ 0.8
Light oil 292 kℓ 11.1
LPG 83 t 4.2
Gasoline 2 kℓ 0.1
Total 58.8
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