Contact Us

Print this page

For inquiries related to NGK SPARK PLUG CO., LTD. please provide the following information:

  • ※ Responding to NGK SPARK PLUG CO., LTD. customer inquires is based on customer identification. NGK SPARK PLUG CO., LTD. has no tolerance for diversion or secondary use of our responds either in whole or in part for other purposes.
  • ※ Depending on the contents of your inquiries, it may take a longer time for us to respond. If you are in a hurry, please contact us via telephone or fax with your inquiries.

Technology contact information

For inquiries on the technical website "TECHNO GALAXY", please use this form.

Plugs and related products, Automotive sensors

Please contact Mobility Business Company Sales Engineering Dept. for inquiries about plugs and automotive related products and sensors.

Sales Engineering Dept.
Mobility Business Company

Headquarters & Nagoya Plant
14-18, Takatsuji-cho, Mizuho-ku, Nagoya 467-8525, Japan
TEL: +81-52-872-5933, FAX: +81-52-872-9997

Products that are mainly manufactured by the Mobility Business Company Sales, such as spark plugs, cap cables, and plug cables, are explained in detail at the PLUG STUDIO.
Contact the Plug Studio for inquiries or comments about products and product-related motor sports or events.

Products Manufactured by the Mobility Business Company

  • Spark plugs
  • Glow plugs
  • Plug codes and power cables for four-wheel vehicles
  • Plug caps, plug codes, racing cables, and power cables for two-wheel vehicle engines and utility engines
  • A / F boost meters
  • Radiator caps

Semiconductor Components

Please Business Planning & Operations Package Solution Department Business Promotion Division sales subcontractor of NGK SPARK PLUG CO., LTD., for inquires about semiconductor component.

Business Planning & Operations
Package Solution Department
Business Promotion Division

2808, Iwasaki, Komaki, Aichi Pref. 485-8510, Japan
TEL: +81-568-76-4873, FAX: +81-568-76-1297

Cutting Tools

Please contact Cutting Tools Div. Sales Dept. for inquiries about cutting tools.


Sales & Marketing Dept.Machining Technology Company

Komaki Plant
2808, Iwasaki, Komaki, Aichi Pref. 485-8510, Japan
TEL: +81-568-76-1271, FAX: +81-568-76-1288

Products that are mainly manufactured by Machining Technology, such as NTK cutting tools, are explained in detail at the NTK CUTTING TOOLS.
Contact the NTK CUTTING TOOLS for the latest information or inquiries about products and events.

Medical products

Please contact Business Transformationl Div. Implant Dept. Planning Control or NTK Medical CO., LTD Healthcare Dept. Sales for inquiries about medical products.

Business Transformation Div.
Implant Dept.
Planning Control

Komaki Plant
2808, Iwasaki, Komaki, Aichi Pref. 485-8510, Japan
TEL: +81-568-76-1389, FAX: +81-568-76-1376

NTK Medical CO., LTD
Healthcare Dept. Sales

Komaki Plant
2808, Iwasaki, Komaki, Aichi Pref. 485-8510, Japan
TEL: +81-568-76-1251, FAX: +81-568-76-1249

Fine Ceramics

Please contact Industrial Ceramics Div. Piezo Products Dept. for fine ceramics-related inquiries.

Semiconductor manufacturing equipment parts

NTK CERATEC CO., LTD
Sales Dept.

1-34-4 Kanda Sudacho, Chiyoda-ku, Tokyo Kanda Glow Building 2F
TEL: +81-3-5256-2360, FAX: +81-3-5256-2361

Industrial ceramic parts

Sales Dept.
Advanced Ceramic Company

Komaki Plant
2808, Iwasaki, Komaki, Aichi Pref. 485-8510, Japan
TEL:0568-76-1381 FAX:0568-76-1292

※For inquiries concerning wear-resistant parts or other ceramic products, please contact NTK CERATEC CO., LTD.

NTK CERATEC CO., LTD
Sales Dept.

Kanda Grow Building 2F, 1-34-4, Kanda Yokosuka-cho, Chiyoda-ku, Tokyo 101-0041, Japan
TEL: +81-3-5256-2362 FAX: +81-3-5256-2361

General Inquiry Contact Information

This website contains all information about NGK SPARK PLUG CO., LTD. including company business activities, company data, product data, IR data, and other information. This website is run by the C.Communication Dept.
Contact the Public Relations Office for information on all business activities of our company.

General Administration Dept.
Business Support Company

Headquarters & Nagoya Plant
14-18, Takatsuji-cho, Mizuho-ku, Nagoya 467-8525, Japan
TEL: +81-52-872-5915, FAX: +81-52-872-5999




C.Communication Dept.
HR Communication Company

Headquarters & Nagoya Plant
14-18, Takatsuji-cho, Mizuho-ku, Nagoya 467-8525, Japan
TEL: +81-52-872-5896, FAX: +81-52-872-5951


Privacy Policy

NGK SPARK PLUG CO., LTD. uses personal data within the scope of the intended use clearly informed to customers.
Please read our Privacy Policy carefully. If you have any questions regarding the contents of this agreement, please don't hesitate to contact us.

Privacy Policy

Contact NGK SPARK PLUG's GROUP Company

Please contact the NGK group company for inquiries or comments related to medical products or services.
For information regarding group companies, please visit Global Network webpage

Global Network