Updated March 2026
Denka has set the target of achieving a workplace accident frequency rate of 0.2 or less by fiscal 2030 in accordance with its basic policy on occupational health and safety and security. Various initiatives are being implemented to achieve this target. No serious accidents occurred in fiscal 2024. For details of accidents that occurred in fiscal 2023, please refer to the accident investigation report below.
| Item | Scope | Unit | 2021年度 | 2022年度 | 2023年度 | 2024年度 | FY2025 Targets |
2030 Targets |
||
|---|---|---|---|---|---|---|---|---|---|---|
| Assessment of occupational health and safety risks ※1 | Number of sites (offices) where risk assessment was conducted | Non-Consolidated | Base | 8 | 8 | 8 | 8 | 8 | 7 | |
| Percentage of sites where risk assessment was conducted | Non-Consolidated | % | 100% | 100% | 100% | 100% | 100% | 100% | ||
| Employee safety training ※1 | Percentage of Denka employees taking courses up to 5 years of employment | Non-Consolidated | % | 100% | 100% | 100% | 100% | - | 100% | |
| Percentage of first-year Denka employees taking training | Non-Consolidated | % | 100% | 100% | 100% | 100% | - | 100% | ||
| Number of occupational injuries | Total | Non-Consolidated | cases | 40 | 24 | 24 | 37 | - | - | |
| The following items are not allowed | Non-Consolidated | cases | 24 | 13 | 19 | 25 | - | - | ||
| Closed | Non-Consolidated | cases | 16 | 11 | 4 | 12 | - | - | ||
| Death | Non-Consolidated | People | 0 | 0 | 1 | 0 | - | 0 | ||
| Total Denka Employees | Non-Consolidated | cases | 12 | 6 | 12 | 18 | - | - | ||
| The following items are not allowed | Non-Consolidated | cases | 6 | 2 | 6 | 13 | - | - | ||
| Closed | Non-Consolidated | cases | 6 | 4 | 6 | 5 | - | - | ||
| Death | Non-Consolidated | People | 0 | 0 | 0 | 0 | - | 0 | ||
| Total employees of partner companies | Non-Consolidated | cases | 16 | 13 | 11 | 8 | - | - | ||
| The following items are not allowed | Non-Consolidated | cases | 9 | 9 | 8 | 7 | - | - | ||
| Closed | Non-Consolidated | cases | 7 | 4 | 2 | 1 | - | - | ||
| Death | Non-Consolidated | People | 0 | 0 | 1 | 0 | - | 0 | ||
| Total employees of domestic affiliated companies *2 | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 7 | 1 | 1 | 1 | - | - | ||
| ※2 | Non-Consolidated | cases | 5 | 0 | 1 | 1 | - | - | ||
| Closed ※2 | Non-Consolidated | cases | 2 | 1 | 0 | 0 | - | - | ||
| Death ※2 | Non-Consolidated | People | 0 | 0 | 0 | 0 | - | 0 | ||
| Total employees of overseas subsidiaries ※2 | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 3 | 3 | 3 | 9 | - | - | ||
| ※2 | Non-Consolidated | cases | 2 | 2 | 2 | 3 | - | - | ||
| Closed ※2 | Non-Consolidated | cases | 1 | 1 | 1 | 6 | - | - | ||
| Death ※2 | Non-Consolidated | People | 0 | 0 | 0 | 0 | - | 0 | ||
| Employees of overseas subsidiaries and partner companies ※2 | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 1 | 1 | 0 | 1 | - | - | ||
| ※2 | Non-Consolidated | cases | 1 | 0 | 0 | 1 | - | - | ||
| Closed ※2 | Non-Consolidated | cases | 0 | 1 | 0 | 0 | - | - | ||
| Death ※2 | Non-Consolidated | People | 0 | 0 | 0 | 0 | - | 0 | ||
| By cause: Caught in | Non-Consolidated | cases | 8 | 9 | 7 | 11 | - | - | ||
| By cause: Slips, trips and falls | Non-Consolidated | cases | 5 | 2 | 1 | 8 | - | - | ||
| Number of employees on leave | Denka Group | Non-Consolidated | People | - | 6 | 2 | 11 | - | - | |
| Contractor Employees | People | - | 5 | 4 | 1 | - | - | |||
| Non-Consolidated | Non-Consolidated | People | - | 4 | 1 | 5 | - | - | ||
| Contractor Employees | People | - | 4 | 4 | 1 | - | - | |||
| Group companies | Non-Consolidated | People | - | 2 | 1 | 6 | - | - | ||
| Contractor Employees | People | - | 1 | 0 | 0 | - | - | |||
| Occupational injury and illness rate | Non-Consolidated | Non-Consolidated | % | - | 0.09% | 0.02% | 0.11% | - | - | |
| Contractor Employees | % | - | 0.11% | 0.11% | 0.02% | - | - | |||
| Group companies | Non-Consolidated | % | - | 0.22% | 0.11% | 0.66% | - | - | ||
| Contractor Employees | % | - | 0.55% | 0.00% | 0.00% | - | - | |||
| Number of deaths | Non-Consolidated | Non-Consolidated | People | - | 0 | 0 | 0 | 0 | 0 | |
| Contractor Employees | People | - | 0 | 1 | 0 | 0 | 0 | |||
| Group companies | Non-Consolidated | People | - | 0 | 0 | 0 | 0 | 0 | ||
| Contractor Employees | People | - | 0 | 0 | 0 | 0 | 0 | |||
| Occupational injury frequency rate | Denka total | Non-Consolidated | % | 0.98% | 0.67% | 0.44% | 0.73% | 0.63% | 0.2% | |
| Average of Japan Chemical Industry Association | % | 0.41% | 0.43% | 0.47% | 0.47% | - | - | |||
| Number of disasters at partner companies (by industry) ※2 | Total | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 16 | 13 | 11 | 8 | - | - | |
| Manufacturing | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 4 | 5 | 6 | 3 | - | - | ||
| Loading and unloading | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 4 | 4 | 0 | 0 | - | - | ||
| Construction | Non-consolidated sites / Domestic & Overseas Key production facilites | cases | 8 | 4 | 5 | 5 | - | - | ||
| Days lost due to work-related injury, death and illness ※3 | Non-Consolidated | English | 162 | 205 | 2 | 48 | - | - | ||
Number of occupational injuries and illnesses, occupational injury and illness frequency rate, occupational injury and illness frequency rate 2030 Targets
| Item | Scope | Unit | 2021年度 | 2022年度 | 2023年度 | 2024年度 | FY2025 Targets |
2030 Targets |
|---|---|---|---|---|---|---|---|---|
| Number of sites acquired ISO45001 certification ※1 | Principal manufacturing sites in Japan and overseas |
Number of sites | - | - | 3 | 4 | - | - |
| Number of sites acquired OSHMS certification | Principal manufacturing sites in Japan and overseas |
Number of sites | - | - | 1 | 1 | - | - |
| Company-wide coverage rate (ISO45001+OSHMS) | Principal manufacturing sites in Japan and overseas |
% | - | - | 16% | 20% | - | - |
For the status of obtaining other external certifications, click here.
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