Since 1936
We created Japan's first spark plugs.
The history of NGK SPARK PLUG CO., LTD. began with this unprecedented challenge.
- EN
For further information, please check the links below
- Our CSR
- Process for defining materiality and CSR targets
- Special Feature
- Management
- With Our Customers
- With Our Shareholders and Investors
- With Our Suppliers
- With Our Employees
- With Local Communities and International Society
- For Environmental Protection
- CSR Initiatives as a Group
- Respecting Diversity
- CSR Report
- Third-Party Review
- External Evaluation of Our CSR Initiatives
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