Sustainability

ESG Data

Environmental

Preventing Global Warming

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
CO2 emissions All NGK Group manufacturing sites - 809 862 900 903 824 103 metric tons
  Basic unit per net sales* All NGK Group manufacturing sites - 90 85 86 91 80 Basic unit per net sales
Reduction rate against BAU* All NGK Group manufacturing sites - 15 18 14 16 13 %
GHG emissions
(Scope 1: Energy-origin CO2
NGK Group - 317 320 323 309 264 103 metric tons of CO2
GHG emissions
(Scope 2: Energy-origin CO2
NGK Group - 487 520 545 564 492 103 metric tons of CO2
GHG emissions
(Scope 3)
(103 metric tons, non-consolidated)
NGK - - 877 1,047 977 893 103 metric tons of CO2
Purchased goods and services
(including resale items)
- 762 863 842 770 103 metric tons of CO2
Capital goods
(capital investment)
- 84 152 99 90 103 metric tons of CO2
Fuel- and energy-related activities - 16 18 16 15 103 metric tons of CO2
Upstream transportation and distribution - 11 8 14 13 103 metric tons of CO2
Waste generated in operations - 1 3 2 2 103 metric tons of CO2
Business travel - 1 1 1 1 103 metric tons of CO2
Employee commuting - 2 2 2 2 103 metric tons of CO2
Upstream leased assets - 0 0 0 0 103 metric tons of CO2
Energy-origin CO2 All NGK Group manufacturing sites - - - 0.87 0.87 0.76 106 metric tons of CO2
Other greenhouse gases All NGK Group manufacturing sites - - - 10 10 0 103 metric tons of CO2
CO2
(non-energy origin)
All NGK Group manufacturing sites - - - 0 0 0 103 metric tons of CO2

Figures are indexed with fiscal 2013 set at 100.

Consumption of Each Energy

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Electric power All NGK Group manufacturing sites 0.81 0.88 0.93 0.95 0.88 TWh
Gas
(natural gas conversion)
All NGK Group manufacturing sites 141 140 142 137 116 Million Nm3
Oil
(light oil conversion)
All NGK Group manufacturing sites 2.09 2.55 2.11 1.74 1.65 Million L

Conservation of Water Resources

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Water withdrawal Total - 4.322 4.532 4.331 3.777 Million m3
  Municipal government water utility
(or other water utility)
Consolidated - 3.69 3.91 3.71 3.135 Million m3
Groundwater Consolidated - 0.63 0.62 0.62 0.64 Million m3
Surface water (lakes, rivers, etc.) Consolidated - 0.002 0.002 0.001 0.002 Million m3
Water discharge Total - 2.87 2.81 3.14 2.534 Million m3
  Sewerage Consolidated - 0.73 0.71 0.66 0.60 Million m3
Rivers, lakes, etc. Consolidated - 2.14 2.10 2.48 1.935 Million m3
Waste Consolidated - 0.0 0.0 0.0 0.0 Million m3
Ground permeation Consolidated - 0.0 0.0 0.0 0.0 Million m3
Recycled amount Consolidated - 0.09 0.09 0.09 0.066 Million m3
Recycling rate Consolidated - 2.0 2.0 2.0 1.7 %

Raw Materials

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Raw materials All NGK Group manufacturing sites 185 192 180 147 139 103 metric tons
Recycled materials All NGK Group manufacturing sites - 4 4 4 4 103 metric tons
PRTR-listed substances All NGK Group manufacturing sites 662 707 694 589 506 Metric tons
Total water usage All NGK Group manufacturing sites 4.09 4.32 4.53 4.33 3.78 Million m3

Chemical Management System

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
CH4 All NGK Group manufacturing sites - 1 0 0 0 103 metric tons of CO2
N2O All NGK Group manufacturing sites - 0 0 0 0 103 metric tons of CO2
HFC All NGK Group manufacturing sites - 4 4 3 3 103 metric tons of CO2
PFC All NGK Group manufacturing sites - 0 0 0 0 103 metric tons of CO2
SF6 All NGK Group manufacturing sites - 0 1 2 0 103 metric tons of CO2
VOC All NGK Group manufacturing sites 155.4 145.3 119.7 68.4 82.9 Metric tons
PRTR-listed substances
(emissions into atmosphere)
All NGK Group manufacturing sites 163.1 154.2 127.5 76.3 89.4 Metric tons

Discarded Materials

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Discarded materials All NGK Group manufacturing sites 59 58 58 55 46 103 metric tons
Basic unit per net sales All NGK Group manufacturing sites 80 71 69 67 55 Basic unit per net sales
Reduction rate against BAU All NGK Group manufacturing sites 18 22 20 24 24 %
Recycled All NGK Group manufacturing sites - 44 43 43 30 103 metric tons
Disposed of externally All NGK Group manufacturing sites - 15 16 11 10 103 metric tons
Total water discharge All NGK Group manufacturing sites 2.79 2.87 2.81 3.14 2.53 Million m3
PRTR-listed substances
(discharge into bodies of water)
All NGK Group manufacturing sites - 0.4 0.3 0.5 0 Metric tons

Products Contributing to Environmental Protection

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Sales growth* for products contributing to environmental protection NGK Group 126 137 144 145 144 %

Figures are indexed with fiscal 2013 set at 100.

Environmental Accounting

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Capital investment NGK and Group companies in Japan 7.8 6.0 14.8 13.6 26.8 100 million yen
Expenditures NGK and Group companies in Japan 28.0 29.0 27.9 29.8 35.0 100 million yen
Economic benefits NGK and Group companies in Japan 5.1 6.3 4.3 5.7 4.5 100 million yen
Cost-effectiveness NGK and Group companies in Japan 18.2 21.7 15.5 19.2 12.9 %
CO2eco-efficiency* Consolidated 111 117 115 109 122 %
Discarded materials eco-efficiency* Consolidated 123 139 144 146 176 %

FY2013 = 100%

Environmental Management System

Item FY2016 FY2017 FY2018 FY2019 FY2020 Unit
NGK 4 4 4 4 4 Number of bases certified
Domestic Group 20 20 20 22 18 Number of bases certified
Overseas Group 20 18 20 21 21 Number of bases certified

Social

Quality Management System

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Percentage of ISO 9001 certified sites NGK Group 100 97 97 97 100 %

Employees

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of employees* NGK - 3,937 4,142 4,119 4,224 4,316 Persons
NGK Group - 17,517 18,783 20,115 20,000 19,695 Persons
Number of employees by gender NGK Total 3,939 4,136 4,355 4,529 4,650 Persons
Male 3,440 3,621 3,807 3,951 4,046 Persons
Female 499 515 548 578 604 Persons
Ratio of female 12.7 12.5 12.6 12.8 13.0 %
NGK Group Total 17,824 19,406 20,578 20,409 20,195 Persons
Male 13,620 15,013 16,167 16,010 15,920 Persons
Female 4,204 4,393 4,411 4,399 4,275 Persons
Ratio of female 23.6 22.6 21.4 21.6 21.2 %
Number of employees by employment type NGK Full-time employee 3,939 4,136 4,355 4,529 4,650 Persons
Contract employee 131 398 507 464 287 Persons
Temporary employee 322 392 389 395 302 Persons
Employee composition by region NGK Group Japan 39 38 37 39 37 %
Asia 29 27 25 23 22 %
Europe 15 18 21 21 25 %
North and Central America 17 16 16 15 15 %
Other 1 1 1 1 1 %
Retention rate of new hires after 3 years NGK Total 94.3 94.6 92.6 93.5 92.8 %
Male 89.2 94.8 97.6 95.2 92.7 %
Female 100.0 80.0 83.9 85.1 93.3 %
Average age NGK Total 39.0 38.7 38.7 38.8 39.2 Year
Male 39.1 38.7 38.7 39.0 39.3 Year
Female 38.9 38.6 38.4 38.6 38.6 Year
Average length of service NGK - 14.6 13.7 13.5 13.7 14.3 Year
Average salary NGK - 7,861,726 7,852,010 7,888,094 7,770,318 7,635,830 Yen
Labor union membership rate NGK - 89 94 96 97 98 %
Turnover ratio
(Only full-time employees, excludes mandatory retirees)
NGK Total 1.1 0.8 1.4 1.5 1.3 %
Male 0.9 0.7 1.2 1.3 1.2 %
Female 2.0 1.9 2.9 2.8 1.7 %
Voluntary turnover ratio
(Only full-time employees, excludes mandatory retirees)
NGK Total 0.8 0.8 1.2 1.5 1.2 %
Male 0.7 0.6 1.0 1.3 1.1 %
Female 1.7 1.7 2.5 2.6 1.6 %
Survey on workplace vitality NGK Total - - 66 - 68 %
Male - - - - 68 %
Female - - - - 69 %

Includes employees from outside companies who have been temporarily assigned to the NGK Group, but excludes employees from the NGK Group who have been temporarily assigned to outside companies.

Diversity

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of new graduate hires NGK Total 154 111 155 143 105 Persons
Male 127 96 122 115 89
Female 27 15 33 28 16
Ratio of female among new graduate hires*1 NGK Total 23 31 28 23 12 %
Administrative-related; target 30% 27 42 44 52 33
Engineering-related; target 20% 20 22 24 27 14
Number of mid-career hires NGK Total 158 135 115 105 38 Persons
Male 139 121 101 87 33
Female 19 14 14 18 5
Ratio of female employees*2 NGK - 12.7 12.5 12.6 12.8 13.0 %
Number of key personnel
(employees in managerial positions)
NGK Total 824 865 890 900 969 Persons
Male 808 848 870 874 940
Female 16 17 20 26 29
Dept. managers or higher 3 4 4 5 5
Ratio of female 1.9 2.0 2.2 2.9 3.0 %
Group companies outside Japan Ratio of female 15.3 21.0 16.0 20.2 23.1 %
Number of female directors NGK Total - 12 12 13 9 Persons
Female - 1 1 1 1
Ratio - 8.3 8.3 7.7 11.1 %
Number of employees with disabilities NGK, NGK YU-Service, NGK Ceramic Device Number of people 55 57 62 135 145 Persons
Employment rate 2.03 1.90 1.92 2.20 2.35 %

1 Covers regular-position employees

2 Ratio among all employees

Human Resource Development

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Training participant summary (total participants) NGK 4,002 3,889 4,661 4,685 2,527 Persons
Average annual hours spent for training per full-time employee (hours) 24.8 21.7 21.3 21.4 6.0 Hours
Average annual cost of training per full-time employee 70,000 66,000 63,000 53,000 22,000 Yen

Occupational Safety and Health

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of work-related fatalities NGK - 0 0 1 0 0 Persons
Manufacturing Group companies in Japan - 0 0 0 0 0
Manufacturing Group companies outside Japan - 0 0 0 0 0
Number of work-related accidents NGK - 6 3 12 7 4 Casess
Manufacturing Group companies in Japan - 8 7 8 8 11
Manufacturing Group companies outside Japan - 42 28 17 19 10
Severity rate
(number of lost workdays per 1,000 hours worked)
NGK Group - 0.026 0.013 0.193 0.012 0.006 Day / 1,000 hours
Rate of lost time injury frequency
(Number of lost-worktime accidents per a million hours worked)
NGK Group - 1.00 0.55 0.32 0.34 0.31 Per a million hours worked
Rate of occupational illness frequency NGK - 0.11 0.11 0.10 0.00 0.00 %
Acquisition of occupational safety and health management system certification NGK* ISO 45001 and JIS Q45100 - - 100 100 100 %
Manufacturing Group companies in Japan (11) ISO 45001 and JIS Q 45100 - - 58 100 100 %
Manufacturing Group companies outside Japan (15) ISO 45001 - - 40 73 93 %

Note: NGK/Nagoya Site, Chita Site, Komaki Site, Ishikawa Plant, Mitake Plant

Health and Productivity Management

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Average overtime work per month NGK General employees 23.7 24.3 25.2 23.7 21.6 Hours
Including key personnel 22.9 23.4 25.2 23.6 22.0 Hours
Production divisions 24.7 25.7 27.3 24.4 22.8 Hours
Non-production divisions 22.3 22.4 24.0 23.2 21.1 Hours
Percentage of employees taking stress checks NGK - 91.4 93.4 94.9 95.9 94.1 %
Percentage with high stress levels NGK - 9.0 9.7 11.7 10.7 9.9 %
Number of employees taking position-based mental care education NGK - 1,009 402 567 614 585 Persons
Periodic health exam NGK - 100 100 100 100 100 %
Paid leave: Number of days used, utilization rate NGK Days used 12.1 12.2 12.8 14.1 11.9 Day
Utilization rate 67.5 68.7 72.5 77.5 67.5 %

Social Contribution Activities

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Social contribution expenditures NGK Group 3.15 3.00 3.02 2.37 2.96 100 million yen
Number of social contribution programs 10 10 10 13 10 Cases
Number of collaborations with NPOs/NGOs 4 4 4 4 4 Cases

Corporate Governance

Board of Directors

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of directors NGK 13 12 12 13 11 Persons
Number of outside directors 2 3 3 3 3 Persons
Number of board of directors meeting held 13 15 14 14 14 Times

Audit & Supervisory Board Members

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of audit & supervisory board members NGK 4 4 4 4 4 Persons
Number of outside audit & supervisory board 2 2 2 2 2 Persons
Number of audit & supervisory board meeting held 14 14 14 14 14 Times

Executive Officer

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of executive officers (excluding those also serving as directors) NGK 12 13 15 15 22 Persons
Male 12 13 15 14 21 Persons
Female 0 0 0 1 1 Persons

Remuneration of Directors and Audit & Supervisory Board Members

Item Scope Category FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Remuneration of directors and audit & supervisory board members NGK Directors
(excluding outside directors)
692 676 570 535 591 Million yen
Audit & supervisory board members
(excluding outside audit & supervisory board members)
59 61 62 59 59 Million yen
Outside director 52 62 66 66 66 Million yen

Measures for Returning Profits to Shareholders

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Dividends per share NGK 40 44 50 50 30 Yen
Return on equity (ROE) 8.8 10.4 7.6 5.8 7.9 %

Intellectual Property Management

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of patents held (Japan) NGK 3,038 3,191 3,352 3,513 3,521 Cases
Number of patents held (Overseas) 4,134 4,186 4,346 4,485 4,452 Cases

Whistleblowing System

Item Scope FY2016 FY2017 FY2018 FY2019 FY2020 Unit
Number of helpline consultation cases NGK 17 43 75 55 28 Cases