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Data Collection

The Yamaha Motor Group's environmental data for the past five years.

Sales of low carbon products

Item Unit 2017 2018 2019 2020 2021
Number of fuel-injected motorcycles sold K vehicles 3,524 3,564 3,554 3,363 3,993
Number of motorcycles featuring a BLUE CORE engine sold 2,538 2,800 2,901 2,245 3,184
Number of electrically power assisted bicycles sold (including number of drive units) 489 569 648 670 821

Global energy consumption

Energy consumption by region

Area Unit 2017 2018 2019 2020 2021
Asia GJ 4,589,429 4,372,462 4,643,304 3,552,887 4,101,753
Europe 291,754 276,040 314,128 270,287 264,028
North America 884,450 874,540 927,928 849,549 1,025,669
Japan 3,376,165 3,289,194 3,273,060 3,007,288 3,450,096
Oceania 20,509 19,657 27,244 23,143 21,452
Central and South America 290,325 311,398 317,855 296,154 363,395
China 428,597 363,525 315,049 332,788 370,500
Africa - - - - 244
Total 9,881,229 9,506,816 9,818,568 8,332,096 9,597,137External Assurance

Energy consumption by type

Item Unit 2017 2018 2019 2020 2021
Electricity purchased GJ 7,148,056 6,862,753 6,772,082 5,791,460 6,651,197
City gas 571,882 562,792 583,812 544,384 631,144
Natural gas 1,193,943 1,152,276 1,567,532 1,234,396 1,393,431
LPG 511,940 482,557 449,341 421,531 569,120
Butane 776 11 16 11 11
Gasoline 223,042 224,327 200,806 141,044 157,817
Heavy oil A 101,299 88,011 91,430 82,912 89,356
Light oil 126,633 131,940 138,345 96,895 82,955
Kerosene 2,398 1,244 791 7,662 7,025
Hot water 1,260 905 14,412 11,799 15,049
Total 9,881,229 9,506,816 9,818,568 8,332,096 9,597,137External Assurance

Global CO2 emissions

Area Unit 2017 2018 2019 2020 2021
Scope 1
Asia t CO2 66,751 67,784 78,992 58,750 67,511
Europe 5,595 5,289 5,437 4,234 4,689
North America 13,810 13,716 13,290 12,822 16,305
Japan 52,440 50,247 49,581 46,388 52,436
Oceania 1,265 1,213 1,000 735 695
Central and South America 2,526 2,336 2,081 1,834 3,474
China 6,750 6,008 5,096 5,412 5,894
Africa - - - - 0
Total 149,043 146,167 155,847 130,174 151,002External Assurance
Scope 2
Asia t CO2 233,054 218,805 219,285 165,076 191,436
Europe 4,821 4,556 4,728 4,180 3,270
North America 43,448 42,701 32,066 28,461 34,307
Japan 94,739 92,769 108,834 94,709 98,657
Oceania 27 26 928 917 824
Central and South America 2,517 2,669 2,989 2,785 3,221
China 26,274 21,820 15,428 16,231 18,174
Africa - - - - 12
Total 404,880 383,346 384,258 312,359 349,901External Assurance
Scope 3
01.Purchased products and services t CO2 3,563,262 3,531,412 3,522,932 3,115,239 4,602,716
02.Capital goods 89,156 174,557 249,256 218,028 201,270
03.Energy-related activities 58,728 56,700 56,300 47,250 55,860
04.Transport and delivery (upstream) 221,617 240,020 241,627 206,551 311,125
05.Waste materials emitted by businesses 16,157 16,494 15,589 13,538 16,333
06.Business trips 27,504 26,739 24,266 3,902 3,306
07.Employees' commuting 7,701 8,364 8,180 8,160 10,500
08.Leased assets (upstream) Included in Scopes 1, 2
09.Transport and delivery (downstream) Not applicable Not applicable Not applicable Not applicable Not applicable
10.Processing of products sold 6,495 6,219 5,730 5,065 4,871
11.Use of products sold 25,753,328 25,963,326 23,859,974 19,624,372 23,237,944External Assurance
12.Disposal of products sold 57,668 58,683 57,393 51,298 44,660
13.Leased assets (downstream) Not applicable Not applicable Not applicable Not applicable Not applicable
14.Franchises Not applicable Not applicable Not applicable Not applicable Not applicable
15.Investments Not applicable Not applicable Not applicable Not applicable Not applicable
Total 29,801,616 30,082,514 28,041,247 23,293,403 28,488,585
Scope 1, 2, 3 Total   30,355,540 30,612,027 28,581,352 23,735,936 28,989,488

* Scope 3: Other indirect emissions are calculated using the Emission Unit Value Database(ver. 2.4) as per the Ministry of the Environment’s Basic Guidelines on Accounting for Greenhouse Gas Emissions Throughout the Supply Chain (ver. 3.2).

Conversion factors used for energy consumption and CO2 emissions

Conversion factors (variable factors) used for 2021 results in the Environmental Plan 2050

* With regard to actions relating to the Environmental Plan 2050, results for 2019 onwards are calculated using variable factors and therefore cannot be compared with past data.

Item name Common unit Calorific value per unit factor CO2emission factor
GJ/Common unit t-CO2/Common unit
Electricity MWh 9.76 *Note 1
Kerosene kL 36.7 2.49
Heavy oil A kL 39.1 2.71
LPG t 50.8 3
Butane t 49.7 3.03
City gas (Japan) 1000Nm3 45 2.24
City gas (other than Japan) 1000m3 40 1.81
Gasoline kL 34.6 2.32
Bioethanol-blended gasoline kL 34.6 By mixture ratio
Light oil kL 37.7 2.58
Bioethanol-blended light oil kL 37.7 By mixture ratio
Industrial steam GJ 1.02 0.06
Non-industrial steam GJ 1.36 0.057
Hot water GJ 1.36 0.057
Waste oil t 38.3 2.92
Waste plastic t 29.3 2.55

*Note 1
Domestic: Adjusted emission factors by electric utility for the most recent year announced by the Ministry of the Environment. Overseas: As a rule, emission factors by electric utility .
Otherwise, CO2 emission factors by country announced by the International Energy Agency (IEA)
(From a coefficient of 「GHG Protcol Purchased_Electricity_Tool_Version-4_8_0」 2008, 2010 years or 2012)

Conversion factors (fixed factors) used for 2009 to 2018 in the Environmental Plan 2020

Energy Segment Reporting Unit Calculation coefficient
Calorie CO2
(tCO2
Data source
Electricity purchased (electric utilities in each country) MWh Individual setting (IEA values by country)
  Japan: daytime electricity MWh 9.97   Energy Saving Act
  Japan: nighttime electricity MWh 9.28  
  Japan: Chubu Electric Power MWh   0.451 Published values
Gasoline (including aviation gasoline) kl 34.6 2.32 Act on Promotion of Global Warming Countermeasures
Kerosene (including jet fuel) kl 36.7 2.49 Act on Promotion of Global Warming Countermeasures
Light oil (diesel fuel) kl 38.2 2.62 Act on Promotion of Global Warming Countermeasures
Heavy oil A (for small and medium-sized boiler fuels) kl 39.1 2.71 Act on Promotion of Global Warming Countermeasures
Petroleum gas Liquefied petroleum gas (LPG) t 50.2 3 Act on Promotion of Global Warming Countermeasures
Butane t 49.6 3.03 Supplier data
Natural gas Natural gas (overseas) thousand m3 (35.2) (1.81) Individual setting
(IEA global average)
City gas 13A (Japan) thousand m3 41.1 2.08 Act on Promotion of Global Warming Countermeasures

SASB requirements

  Code Accounting Metric Unit of Measure 2021
Activity Metrics TR-AU-000.A Number of vehicles manufactured K vehicles 4,375
TR-AU-000.B Number of vehicles sold K vehicles 4,490
Product Safety TR-AU-250a.2 Number of safety-related defect complaints,
percentage investigated
Percentage (%) 100
* Investigated all complaints that the Ministry of Land, Infrastructure, Transport and Tourism of Japan has requested to investigate.
TR-AU-250a.3 Number of vehicles recalled (in Japan) Number 39,872
(in Japan)
Labor Practices TR-AU-310a.1 Percentage of active workforce covered under
collective bargaining agreements
Percentage (%) 61
TR-AU-310a.2 Number of work stoppages Number 0
totaldays idle Number, Days idle 0
Fuel Economy & Use-phase Emissions TR-AU-410a.1 Sales-weighted average passenger fleet fuel
economy, by region
Asia km/L 49
Europe gCO2/km 77
North America mpg 70
Japan km/L 36
Oceania km/L 26
Central and South America km/L 44
Other km/L 52
TR-AU-410a.2 Number of (1) zero emission vehicles (ZEV), (2)hybrid vehicles, and (3) plug-in hybrid vehicles sold Number Not applicable
TR-AU-410a.3 Discussion of strategy for managing fleet fuel
economy and emissions risks and opportunities
  Evaluate Risks and Opportunities and Their Financial Impact
Yamaha Motor’s Net-zero CO2 Emissions (Carbon Neutrality) Strategy
Materials Sourcing TR-AU-440a.1 Description of the management of risks
associated with the use of critical materials
  Addressing Human Rights Issues at Suppliers
Addressing Procurement Risk
Material Efficiency & Recycling TR-AU-440b.1 Total amount of waste from manufacturing Metric tons (t) 49,557
Percentage recycled Percentage (%) 66.0
TR-AU-440b.2 Weight of end-of-life material recovered Metric tons (t)
Percentage recycled Percentage (%) 97.6 (on a weight basis) Actual results in 2021
TR-AU-440b.3 Recyclability of products Percentage (%) by salesweighted metric tons (t) Target value: Set at 90%

* A disclosure index for the auto industry required by the Sustainability Accounting Standards Board (SASB) TR: Transportation; AU: Automobiles

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