Data Collection
The Yamaha Motor Group's environmental data for the past five years.
Sales of low carbon products

Item | Unit | 2016 | 2017 | 2018 | 2019 | 2020 |
---|---|---|---|---|---|---|
Number of fuel-injected motorcycles sold | K vehicles | 3,203 | 3,524 | 3,564 | 3,554 | 3,363 |
Number of motorcycles featuring a BLUE CORE engine sold | 1,994 | 2,538 | 2,800 | 2,901 | 2,245 | |
Number of electrically power assisted bicycles sold (including number of drive units) | 448 | 489 | 569 | 648 | 670 |
Global energy consumption

Energy consumption by region
Area | Unit | 2016 | 2017 | 2018 | 2019 | 2020 |
---|---|---|---|---|---|---|
Asia | GJ | 4,762,666 | 4,589,429 | 4,372,462 | 4,643,304 | 3,552,887 |
Europe | 298,122 | 291,754 | 276,040 | 314,128 | 270,287 | |
North America | 910,487 | 884,450 | 874,540 | 927,928 | 849,549 | |
Japan | 3,435,581 | 3,376,165 | 3,289,194 | 3,273,060 | 3,007,288 | |
Oceania | 18,652 | 20,509 | 19,657 | 27,244 | 23,143 | |
Central and South America | 289,407 | 290,325 | 311,398 | 317,855 | 296,154 | |
China | 410,264 | 428,597 | 363,525 | 315,049 | 332,788 | |
Total | 10,125,179 | 9,881,229 | 9,506,816 | 9,818,568 | 8,332,096External Assurance |
Energy consumption by type
Item | Unit | 2016 | 2017 | 2018 | 2019 | 2020 |
---|---|---|---|---|---|---|
Electricity purchased | GJ | 7,503,159 | 7,148,056 | 6,862,753 | 6,772,082 | 5,791,460 |
City gas | 539,939 | 571,882 | 562,792 | 583,812 | 544,384 | |
Natural gas | 1,122,477 | 1,193,943 | 1,152,276 | 1,567,532 | 1,234,396 | |
LPG | 488,408 | 511,940 | 482,557 | 449,341 | 421,531 | |
Butane | 755 | 776 | 11 | 16 | 11 | |
Gasoline | 232,358 | 223,042 | 224,327 | 200,806 | 141,044 | |
Heavy oil A | 101,450 | 101,299 | 88,011 | 91,430 | 82,912 | |
Light oil | 133,124 | 126,633 | 131,940 | 138,345 | 96,895 | |
Kerosene | 1,898 | 2,398 | 1,244 | 791 | 7,662 | |
Hot water | 1,611 | 1,260 | 905 | 14,412 | 11,799 | |
Total | 10,125,179 | 9,881,229 | 9,506,816 | 9,818,568 | 8,332,096External Assurance |
Global CO2 emissions

Area | Unit | 2016 | 2017 | 2018 | 2019 | 2020 |
---|---|---|---|---|---|---|
Scope 1 | ||||||
Asia | t CO2 | 68,267 | 66,751 | 67,784 | 78,992 | 58,750 |
Europe | 5,483 | 5,595 | 5,289 | 5,437 | 4,234 | |
North America | 13,810 | 13,716 | 13,290 | 13,660 | 12,822 | |
Japan | 49,702 | 52,440 | 50,247 | 49,581 | 46,388 | |
Oceania | 1,134 | 1,265 | 1,213 | 1,000 | 735 | |
Central and South America | 2,329 | 2,526 | 2,336 | 2,081 | 1,834 | |
China | 6,556 | 6,750 | 6,008 | 5,096 | 5,412 | |
Total | 147,281 | 149,043 | 146,167 | 155,847 | 130,174External Assurance | |
Scope 2 | ||||||
Asia | t CO2 | 234,021 | 233,054 | 218,805 | 219,285 | 165,076 |
Europe | 4,834 | 4,821 | 4,556 | 4,728 | 4,180 | |
North America | 44,595 | 43,448 | 42,701 | 32,066 | 28,461 | |
Japan | 93,924 | 94,739 | 92,769 | 108,834 | 94,709 | |
Oceania | 29 | 27 | 26 | 928 | 917 | |
Central and South America | 2,545 | 2,517 | 2,669 | 2,989 | 2,785 | |
China | 24,957 | 26,274 | 21,820 | 15,428 | 16,231 | |
Total | 404,905 | 404,880 | 383,346 | 384,258 | 312,359External Assurance | |
Scope 3 | ||||||
01.Purchased products and services | t CO2 | 3,306,339 | 3,563,262 | 3,531,412 | 3,522,932 | 3,115,239 |
02.Capital goods | 55,352 | 89,156 | 174,557 | 249,256 | 218,028 | |
03.Energy-related activities | 59,865 | 58,728 | 56,700 | 56,300 | 47,250 | |
04.Transport and delivery (upstream) | 239,303 | 221,617 | 240,020 | 241,627 | 206,551 | |
05.Waste materials emitted by businesses | 15,483 | 16,157 | 16,494 | 15,589 | 13,538 | |
06.Business trips | 24,137 | 27,504 | 26,739 | 24,266 | 3,902 | |
07.Employees' commuting | 6,958 | 7,701 | 8,364 | 8,180 | 8,160 | |
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 | 6,495 | 6,219 | 5,730 | 5,065 | |
11.Use of products sold | 23,862,973 | 25,753,328 | 25,963,326 | 23,859,974 | 19,624,372External Assurance | |
12.Disposal of products sold | 40,509 | 57,668 | 58,683 | 57,393 | 51,298 | |
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 | 27,617,414 | 29,801,616 | 30,082,514 | 28,041,247 | 23,293,403 | |
Scope 1, 2, 3 Total | 28,169,599 | 30,355,540 | 30,612,027 | 28,581,352 | 23,735,936 |
Conversion factors used for energy consumption and CO2 emissions

Conversion factors (variable factors) used for 2020 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 | 2.91 |
Waste plastic | t | 29.3 | 2.55 |
*Note 1
Domestic: Basic 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 | 2020 | ||
---|---|---|---|---|---|
Activity Metrics | TR-AU-000.A | Number of vehicles manufactured | K vehicles | 3,657 | |
TR-AU-000.B | Number of vehicles sold | K vehicles | 3,802 | ||
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 | 106,983 (in Japan) |
||
Labor Practices | TR-AU-310a.1 | Percentage of active workforce covered under collective bargaining agreements |
Percentage (%) | 63 | |
TR-AU-310a.2 | Number of work stoppages due to strikes and lockouts | Number | 0 | ||
Number of workers involved in work stoppages, multiplied by number of days idle | Man-days | 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 | 86 | |||
North America | mpg | 56 | |||
Japan | km/L | 41 | |||
Oceania | km/L | 23 | |||
Central and South America | km/L | 43 | |||
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 |
Short-term, Medium-term, and Long-term Risks and Opportunities > Short-term Risks (0–3 Years) | |||
Materials Sourcing | TR-AU-440a.1 | Description of the management of risks associated with the use of critical materials |
Major Risks Associated with Transitioning to a Low Carbon Society > Technological Risks | ||
Material Efficiency & Recycling | TR-AU-440b.1 | Total amount of waste from manufacturing | Metric tons (t) | 30,929 | |
Percentage recycled | Percentage (%) | 86.6 | |||
TR-AU-440b.2 | Weight of end-of-life material recovered | Metric tons (t) | ー | ||
Percentage recycled | Percentage (%) | 97.8 (on a weight basis) | |||
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