Governance Performance Data

Governance Governance

Governance Performance Data

September 2026 Update

Governance Performance Data

Composition of the Board of Directors and audit committee
Number of meetings and attendance of each committee
Donations for social contribution
Compliance training attendance rate
Harassment training attendance rate
Percentage of employees who have taken information security training
情報セキュリティインシデント率
Number of whistleblowing cases
Number of incidents of misconduct
Governance risk assessment
Strengthening of group governance system
Number of patents/Percentage of total
Supply chain

※For definitions of data ranges, please refer to here.

Composition of the Board of Directors and audit committee

Item		Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of Directors (Consolidated)	Total ^※1	Consolidated	People	87	76	79	88	-	-
	Of which, male ^※1	Consolidated	People	86	75	77	86
	Women ^※1	Consolidated	People	1	1	2	2
	Percentage of women ^※1	Consolidated	%	1%	1%	3%	2%
Number of Directors (Company)	Total ^※1	Non-Consolidated	People	9	9	9	9
	Of which, male ^※1	Non-Consolidated	People	8	8	7	7
	Women ^※1	Non-Consolidated	People	1	1	2	2
	Percentage of women ^※1	Non-Consolidated	%	11%	11%	22%	22%
	Percentage of outside directors ^※2	Non-Consolidated	%	44%	44%	44%	44%
Number of audit committee members	Total ^※1	Non-Consolidated	People	4	4	4	4
	Of which, male ^※1	Non-Consolidated	People	3	3	3	3
	Women ^※1	Non-Consolidated	People	1	1	1	1
	Percentage of women ^※1	Non-Consolidated	%	25%	25%	25%	25%
Number of outside directors	Total	Non-Consolidated	People	4	4	4	4
	of which are male employees	Non-Consolidated	People	3	3	2	2
	of which are female employees	Non-Consolidated	People	1	1	2	2
	Percentage of women ^※2	Non-Consolidated	%	25%	25%	50%	50%

※1Includes outside directors
※2Number of directors÷Number of outside directors

Number of meetings and attendance of each committee

Item			Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of meetings of Board of Directors ^※3			Non-Consolidated	Times	15	14	15	18	-	-
Number of meetings of audit committee ^※3			Non-Consolidated	Times	14	14	13	14
Number of times ethics committee was held ^※4			Non-Consolidated	Times	-	※	※	6
Number of health and safety committee meetings ^※5			Non-Consolidated	Times	12	12	12	12
Number of meetings of Risk Management Committee ^※3			Non-Consolidated	Times	-	1	1	1
Number of The Sustainability Committee held ^*3			Non-Consolidated	Times	-	4	5	5
Status of meetings of the Nomination and Remuneration Advisory Committee and individual attendance rates of Directors	Number of times held		Non-consolidated sites / Domestic & Overseas Key production facilites	Number of times	4	4	6	11
	Attendance rate of committee members		Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	100%
	Attendance rate of individual Directors	Gaku Yamamoto	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	-
		Toshio IMAI	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	100%
		Ryosuke Fukuda	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100% (Attendance before resignation only)	-
		RUMIKO NAKADA	Non-consolidated sites / Domestic & Overseas Key production facilites	%	-	-	100% (Attended after appointment)	100%
		Toshio Kinoshita	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	100%
		Akiyoshi Yamamoto	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	100%
		Miyuki Matoba	Non-consolidated sites / Domestic & Overseas Key production facilites	%	100%	100%	100%	100%

※3Number of times in a single fiscal year
※4Total number of "Ethics Committees" that address cases of compliance violation. Counting will start in 2025, as the name and role will be changed from 2025.
※5Number of times in a single fiscal year
Held once a month at 8 domestic sites and head office

Donations for social contribution

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Total amount	Consolidated	million yen	9.95	25.05	16.45	16.55	-	-
Donations including designated donation for support for the victims of the 2023 Noto Peninsula Earthquake	Consolidated	million yen	0.05	10.05	0.05	0.05
Donations to specified public interest promotion corporations and other donations	Consolidated	million yen	9.9	15	16.4	16.5

Compliance training attendance rate

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of participants (Attended either face-to-face or e-learning)	Consolidated	People	-	-	6,439	6,484	-	-
Attendance rate (Attended either face-to-face or e-learning)	Consolidated	%	-	-	100%	100%	100%	100%

Harassment training attendance rate

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of participants (e-learning)	Consolidated	People	-	-	-	6,458	-	-
Attendance rate (e-learning)	Consolidated	%	-	-	-	99.3%	100%	100%

Percentage of employees who have taken information security training

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of participants (Attended either face-to-face or e-learning)	Consolidated	People	-	-	6,439	6,458	-	-
Attendance rate (Attended either face-to-face or e-learning)	Consolidated	%	-	-	100%	100%	100%	100%

情報セキュリティインシデント率

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Incident rate	Consolidated	%	-	-	-	0.155%	0.155%	0

Number of whistleblowing cases

Item		Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Whistleblowing cases	Total	Consolidated	cases	0	46	41	59	-	-
Number of internal whistleblowing cases	Fraudulent acts ^※6	Consolidated	cases	-	4	2	13
	Harassment	Consolidated	cases	-	28	25	25
	HR and labor services regulations	Consolidated	cases	-	14	9	13
	Others	Consolidated	cases	-	0	5	8
Whistleblowing breakdown rate (%)	Fraudulent acts ^※6	Consolidated	%	-	9%	5%	22%
	Harassment	Consolidated	%	-	61%	61%	42%
	HR and labor services regulations	Consolidated	%	-	30%	22%	22%
	Others	Consolidated	%	-	0	12%	14%
Number of consolidated employees/whistleblowing cases		Consolidated	People	291	151	160	109	-	100
Number of external whistleblowing	Total	Consolidated	cases	-	-	-	1	-	-
Number of external whistleblowing cases	Fraudulent acts ^※6	Consolidated	cases	-	-	-	1
	Harassment	Consolidated	cases	-	-	-	0
	HR and labor services regulations	Consolidated	cases	-	-	-	0
	Others	Consolidated	cases	-	-	-	0
Breakdown of external whistleblowing rate (%)	Fraudulent acts ^※6	Consolidated	%	-	-	-	100%
	Harassment	Consolidated	%	-	-	-	0
	HR and labor services regulations	Consolidated	%	-	-	-	0
	Others	Consolidated	%	-	-	-	0

※6Includes cases not recognized as fraud

Number of incidents of misconduct

Item		Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Fraudulent conduct	Head Office ^※7	Non-Consolidated	cases	-	0	1	2	-	-
	R&D and Manufacturing Sites ^※8	Non-Consolidated	cases	-	11	0	7
	Group companies	Non-consolidated sites / Domestic & Overseas Key production facilites	cases	-	1	1	4
	Subtotal	Consolidated	cases	0	12	2	13
Harassment	Head Office ^※7	Non-Consolidated	cases	-	4	6	5
	R&D and Manufacturing Sites ^※8	Non-Consolidated	cases	-	6	11	12
	Group companies	Non-consolidated sites / Domestic & Overseas Key production facilites	cases	-	11	8	6
	Subtotal	Consolidated	cases	0	21	25	23
HR and labor services regulations	Head Office ^※7	Non-Consolidated	cases	-	0	2	4
	R&D and Manufacturing Sites ^※8	Non-Consolidated	cases	-	11	2	3
	Group companies	Non-consolidated sites / Domestic & Overseas Key production facilites	cases	-	1	3	6
	Subtotal	Consolidated	cases	0	12	7	13
Total	Head Office ^※7	Non-Consolidated	cases	-	4	9	11
	R&D and Manufacturing Sites ^※8	Non-Consolidated	cases	-	28	13	22
	Group companies	Non-consolidated sites / Domestic & Overseas Key production facilites	cases	-	13	12	16
Total		Consolidated	cases	0	45	34	49

※7Head office only
※8Only 8 major domestic production sites

Governance risk assessment

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of companies subject to J-SOX evaluation ^※9	Consolidated	Base	-	-	10	10	11	11
Number of companies that conducted J-SOX evaluation ^※10	Consolidated	Base	-	-	10	10	-	-
Percentage of companies that have implemented J-SOX evaluation ^※11	Consolidated	%	-	-	38%	38%	39%	40%

※9Important locations covering 95% of consolidated sales (after elimination) cover 2/3 of the total.
※10Companies that implemented the measures out of the companies subject to the survey
※11Number of companies evaluated for J-SOX ÷ Number of target companies

Strengthening of group governance system

Item	Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of companies planned for deployment of internal control framework ^※12	Consolidated	Base	5	12	18	25	28	31
Number of countries/regions where internal control framework is deployed	Consolidated	Base	5	12	18	24	-	-
Implementation rate of internal control framework	Consolidated	%	100%	100%	100%	96%	100%	100%

※12連結子会社＋5社（九州プラスチック工業株式会社、デンカイーマテリアル株式会社、Denka Chemicals Development Suzhou Co., Ltd.、Denka Taiwan Corporation、Denka Korea Co., Ltd.）

Number of patents/Percentage of total

Item		Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Number of patents	Total	Non-Consolidated	cases	5,525	6,473	6,382	6,428	-	-
	Overseas	Non-Consolidated	cases	2,446	2,604	2,692	2,651
	Overseas	Non-Consolidated	cases	3,079	3,869	3,690	3,777
Percentage of patent ownership	Overseas	Non-Consolidated	%	44%	40%	42%	41%
Percentage of patent ownership	Overseas	Non-Consolidated	%	56%	60%	58%	59%

Supply chain

Item		Scope	Unit	2022年度	2023年度	2024年度	2025年度	Fiscal Year 2026 Targets	2030 Targets
Companies that have agreed to Denka's Supply Chain Policy and Guidelines	Agreement rate	Non-Consolidated	%	-	-	0	100%	-	100%
Audit of low score suppliers	Audit implementation rate	Non-Consolidated	%	-	-	-	50%	-	100%
Percentage of procurement department staff who have received training on policies	Attendance rate	Non-Consolidated	%	-	-	0	100%	-	100%
Percentage of implementation of UNGC assessments	Implementation rate	Non-Consolidated	%	-	0	67	67	-	90
Supply chain management system	Number of sites certified for ISO28000	Non-consolidated sites / Domestic & Overseas Key production facilites	Number of sites	-	1	1	1	-	-
	Number of sites acquired ISCC-PLUS certification	Non-consolidated sites / Domestic & Overseas Key production facilites	Number of sites	-	0	4	9	-	-
	Company-wide coverage rate (ISO45001+ISCC-PLUS)	Non-consolidated sites / Domestic & Overseas Key production facilites	%	-	3%	20%	40%	-	-

Main unit:: 8 main production sites (manufacturing 80% of Denka product sales) + 14 sales offices including head office
Consolidated:: 38 consolidated subsidiaries in Japan and overseas (90% or more of Denka product sales are manufactured)
Non-consolidated sites / Domestic & Overseas Key Group Production Facilities: 25 major production sites (manufacturing 90% or more of Denka product sales)

DFF Inc., Denka Company Limited CSR and Public Relations Office, Denka Company Limited IR Office, Seiwa Business Link

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