Today, with an eye toward the future, NGK Spark Plug continues to pursue challenges that will bring about innovation primarily in environmental energy, medical and next-generation vehicle-related technology leveraging its 80-plus years of ceramic technology and know-how. The company makes it a policy to extend opportunities to its younger employees and encourages them to take up various challenges in active pursuit of unprecedented manufacturing by promoting and advancing new business opportunities and creating our own new businesses under our “DNA Project,” etc. Starting from the challenge of making Japan’s first spark plug, NGK Spark Plug continues to aim at being a company indispensable to the world through its commitment to uphold the challenge of innovative manufacturing that opens new doors to the future.

Company Information

Category of Business Ceramics
Date of Establishment October 26, 1936
Capital 47,869 million yen
Representative Director Representative Director and Chairman of the Board, Chief Executive Officer: Shinichi Odo
Headquarters 14-18, Takatsuji-cho, Mizuho-ku, Nagoya City, Aichi
Overseas Branches USA, Canada, Mexico, Brazil, Ecuador, Germany, UK, France, South Africa, Australia, UAE, Malaysia, Thailand, Indonesia, Taiwan, Korea, China, India, Philippines, Vietnam, etc.
Sales Consolidated: 409,912 million yen (As of March 2018)
Number of Employees Non-Consolidated: 5,851 (As of March 2018)
Consolidated: 15,322 (As of March 2018)
Number of Foreign Employees Non-consolidated: 33(As of March 2018 April)
Main Business Research, development, manufacturing, and sales of:
  • spark plugs, glow plugs
  • oxygen sensors, NOx sensors, temperature sensors, and various other in-vehicle sensors
  • IC packages and various other semiconductor components
  • cutting tools for machine tools
  • artificial bones, ultrasonic scalpel oscillators, oxygen concentrators, and other medical-related products
  • wind turbine bearing balls, electrostatic chuck plates and other industrial products
  • household fuel cells (SOFC) and other energy-related products
  • various other fine ceramics

Job Information

Employment Status Full time employee
Work Locations
  • Technical general staff
    Komaki Plant, Headquarters (Nagoya), Ise Plant, Overseas Branch Office
  • Administrative general staff
    Komaki Plant, Headquarters (Nagoya)
    Domestic Branch Office (Sapporo, Sendai, Saitama, Tokyo, Osaka, Hiroshima, Fukuoka, etc.), Overseas Branch Office
Description of Job
  • Automotive plug development
  • Automotive oxygen sensor development
  • IC package development
  • Bioceramics development
  • Cutting tool development
  • Basic research and development
  • Production engineering
  • Marketing and business planning
  • Overseas sales
  • Domestic sales
  • Logistics
  • General administrative staff
  • Accounting staff
  • Personnel staff
  • Legal staff
  • Master’s degree (regular position): 233,800 yen per month (includes flat rate allowances)
  • Bachelor’s degree (regular position): 212,500 yen per month (includes flat rate allowances)
* Results in 2018
* Salary adjustment: once a year (April), bonus: twice a year (June and December)
  • Systems
    Employee asset-building savings, housing loan, stock ownership plan, defined contribution pension plan, etc.
  • Facilities
    Company housing for transferees, single persons’ dormitory, clinics, recreational facilities, contract resort club, sports club, etc.
  • Insurances
    Employment, workers’ accident, health, welfare pension
Language Japanese:
ADVANCED(Business Conversation Level) / PROFICIENT(Native Level)

INTERMEDIATE(Daily Conversation Level) / ADVANCED(Business Conversation Level) / PROFICIENT(Native Level)
Working Hours From 8:30 am to 5:15 pm (one-hour work break including lunch time)
* Coreless flex time system introduced in all departments
Holidays Two days off each week (Saturdays and Sundays), Golden Week, summer vacation, year-end and New Year holidays, 120 days off per year, paid leave, condolence leave, refreshment leave, etc.
Working Environment
  • Corporate Culture
    Opportunities extended to young people to take up the challenge of various types of work in an open communication environment.
  • Education System
    New employee training, product knowledge training, language training (foreign languages and Japanese), correspondence course system, job-specific training, life plan seminars, etc.
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