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
Number of employees*	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	Persons
		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
Number of employees with disabilities	NGK, NGK YU-Service, NGK Ceramic Device	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
Paid leave: Number of days used, utilization rate	NGK	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)	NGK	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)	NGK	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