Data

Environmental accounting

Environmental Accounting

Environmental accounting

Komatsu fully reports on the content of our environmental accounting systems in order to obtain an objective and accurate evaluation of our environmental conservation activities.

Environmental costs (investments and expenses)

Independent Practitioner's Assurancecheckmark

Komatsu and Komatsu Group manufacturing facilities in Japan (except group companies in the facilities),
Field Testing Department
Category Investment Expenses
FY2022 FY2023 FY2022 FY2023
Investment*1
(millions of yen)		 Investment*1
(millions of yen)		 Contents Expenses*1
(millions of yen)		 Expenses*1
(millions of yen)		 Contents
1.Business area cost 2,174 2,500   2,291 2,242  
Breakdown (1).
Pollution prevention cost		 342 245
  • Upgrading Wastewater Separator Measurement Instruments, etc.
 356 326
  • Environmental measurement and sludge/soil treatment costs
(2).
Global environmental conservation cost		 1,638 1,999
  • Introducing Solar Power Generation, etc.
 936 867
  • Biomass boiler fuel and other facilities maintenance costs, etc.
(3).
Resource circulation cost		 195 255
  • Upgrading Waste Liquid Concentration Equipment, etc.
 999 1,048
  • Waste material processing cost
2.Upstream/
downstream cost		 2 3
  • Manufacturing Transport and Fixation Jigs, etc.
 661 656
  • Reduction of the environmental impact of mass-production units
3.Administration cost 47 50
  • Introducing a Power Visualization System, etc.
 1,146 1,189
  • Cost of creating green spaces and beautifying manufacturing sites
  • Biodiversity survey costs
4.R&D cost 4,342 6,490
  • Implementing Measures for Faster Spindle Break-in Operation, etc.
 25,343 27,896
  • Development, Design, and Testing of Environmentally Friendly Solutions
  • Depreciation of investment in development facilities
5.Social activity cost 0 3   10 25
  • Cost of community beautification activities
  • Membership fee for local environmental groups
6.Environmental remediation cost 0 0   121 234
  • Soil contamination remediation costs
Total 6,564 9,046   29,572 32,242  
  1. All figures are rounded off to the nearest million yen.

Environmental effects

Independent Practitioner's Assurancecheckmark

Environmental impact reduction effects

Komatsu and Komatsu Group manufacturing facilities in Japan
Items of environmental impact Change of amount (t/year) Rate of year-on-year changes (%)
CO2 emissions -14,589 -7
Water input -26 -1
Waste materials generation 239 +1

Economic benefits

Komatsu and Komatsu Group manufacturing facilities in Japan (except group companies in the facilities),
Field Testing Department
Tangible benefits Avoidance benefits of environmental risks*2 Contribution to profits*2
Type Monetary value*1
(millions of yen)		 Major activities
Energy conservation 475 Expanding Solar Power Generation Facilities, etc.
  • In FY2023, there were no major accidents or legal infractions that would contaminate the environment.
  • No litigation costs were required in Japan during FY2023.
  • Proceeds from mobile recycling equipment
  • Proceeds from value added due to reduced environmental impact of products
Resource conservation 65 Reduce heavy oil for heating and cooling by biomass utilization
Waste materials reduction 93 Control the amount of waste generated and promotion of recycling through thoroughgoing sorting
Gain on sale of valuables 633 Sale of scrap, used paper, waste oil, etc.
Other 0 -
Total 1,267  
  1. Figures are rounded off to the nearest million yen.
  2. Komatsu used statements instead of numeral figures to describe the "Avoidance benefits of environmental risks" and the "Contribution to profits". We will give further consideration to the interpretation and the understanding of efficiency.

Effects on society *1

Environmental impact reduction effects
  • Environmental impact reduction resulting from on-site recycling methods
  • Environmental impact reduction resulting from product operation
  • Waste components reduction resulting from "Reman" business
Tangible benefits
  • Reduction of expenses for processing waste materials
  • Savings in operating and maintenance costs
  • Reduction of repair costs
  1. We are aware of the potential impacts on society that could arise from the use of our products. Qualitative information regarding the most significant effects are referenced here.
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