Data Index | Sustainability

Environment

		2018	2019	2020	2021	2022
CO2 emissions (thousand t-CO2)	Scope 1	248	249	218	265	234
	Scope 2	374	312	314	354	294
	Scope 3	N/A	N/A	N/A	N/A	N/A
Energy consumption (crude oil equivalent, kl)		209,691	207,878	173,048	203,117	171,568
Electricity consumption (thousand kWh)		735,161	728,622	579,129	690,767	554,665
Water intake (thousand t)		12,715	12,548	12,514	12,772	12,496
SOx emissions (Nm3)		70,545	52,711	55,874	63,064	61,312
NOx emissions (Nm3)		160,876	89,252	81,236	90,065	78,038
Soot emissions (kg)		8,343	4,538	5,097	3,492	4,518
PRTR substance emissions (kg)		50,201	32,898	27,001	21,316	17,999
Number of ISO-certified plants (applicable number/total number)	ISO 9001	4/6	4/6	4/6	5/6	5/6
	ISO 14001	4/6	4/6	4/6	5/6	5/6
	ISO 45001	0/6	2/6	2/6	2/6	2/6
Plants completed PCB disposal (applicable number/total number)		1/6	1/6	1/6	1/6	1/6

(Scope of calculation:Nippon Denko and Chuo Denki Kogyo)

	2018	2019	2020	2021	2022
Total number of employees	994	977	976	943	950
Number of female employees	126	137	137	136	139
Number of foreign employees	4	4	4	4	4
Number of employees with disabilities*	7.2	13.4	15.3	17.5	N/A
Percentage of employees with disabilities*	1.6	2.0	2.1	2.5	N/A
Number of people in management positions	146	138	135	133	136
Number of female employees in management positions	0	2	2	3	3
Number of Directors, Audit & Supervisory Board Members, and Executive Officers*	20	20	19	18	19
Average years of service*	13.5	13.4	14.7	15.1	15.4
Average age*	40.5	40.0	40.7	40.2	40.8
Number of people who quit for personal reasons*	14	20	24	18	14
Percentage of people who quit for personal reasons*	1.9%	2.6%	3.1%	2.4%	3.0%
Number of people hired during the normal hiring period*	21	28	25	5	18
Percentage of women hired during the normal hiring period*	10.5%	21.7%	38.9%	66.7%	12.5%
Percentage of gender wage gap	62.2%	62.8%	63.9%	66.1%	68.0%
Number of employees who took childcare leave*	24	25	20	10	N/A
Percentage of childcare leave taken*	92.3	92.6	90.9	82.4	N/A
Percentage of childcare leave taken among male employees*	90	91.3	88.9	58.4	N/A
Number of employees who took elderly care leave*	0	0	0	0	0
Percentage of paid leave taken*	66.6	66.9	62.0	71.8	66.5
Number of workplace accidents*	4	1	2	4	N/A
Lost time injury frequency rate*	2.3	0.6	1.1	2.1	N/A
Total training and education cost* (10,000 yen)	3,003	3,123	1,586	2,426	3,686
Number of training hours per person* (hrs)	N/A	N/A	6.4	6.9	11.5

(* Non-consolidated)

	2018	2019	2020	2021	2022
Number of Directors	9	8	7	7	7
of which outside Directors	3	3	3	3	3
Number of Audit & Supervisory Board Members	4	4	4	3	4
of which outside Audit & Supervisory Board Members	4	4	4	3	4
Directors’ total remuneration and other (millions of yen)	217	185	143	177	190
Number of meetings of the Board of Directors	17	17	17	18	17
Number of cases involving serious legal violations	0	0	0	0	0

(All figures are non-consolidated)