Management Base

Quality

Quality

Basic Philosophy

Our Group practices the following five activities, in order to become a group company that creates value for all stakeholders and has a system that can respond flexibly and swiftly to change.

1)Quality Management System

In order to stably and efficiently achieve the creation of customer value through products and services and their supporting operations, Our Group will promote the continuous improvement of product and service quality by clarifying the necessary business functions and processes, and systematically organizing the organizations responsible for those operations and their related organizations.

2)Quality assurance

In order to provide products and services that meet the needs of our customers and society, Our Group will establish all operations and guarantee their safety and reliability and promote development activities aimed at creating new value.

3)Daily management

Our Group will consider methods and indicators to measure the quality of all our operations and promptly investigate the causes when results that differ from normal are obtained as well as taking countermeasures to maintain and improve quality.

4)Policy management

Our Group will further improve and innovate activities to maintain and enhance quality. We will establish strategies and objectives for creating new value for customers and responding to the evolving internal and external business environment and explicitly identify issues and problems that need to be tackled as we work towards achieving our strategies and objectives.

5)Quality Management Education and Training

Our Group will create the understanding and awareness of the mainstays of TQM, which are the prerequisites for maintaining and enhancing quality and activating improvements and innovation and then establish and implement a grade-specific education system.

Promotion System

We have established a Quality Committee to promote quality governance, chaired by the officer in charge of the Business Strategy Department, who is the chief executive of quality governance.
The Quality Committee formulates and issues policies and guidelines to optimize our functions from a company-wide perspective.
The Quality Assurance Conference is responsible for raising the level of quality assurance by sharing, discussing the causes of quality defects and promoting countermeasures.

Promotion System

The Establishment Status of our Quality Management System

At our major bases both in Japan and overseas, we are obtaining quality management system certifications such as ISO9001, IATF16949, and ISO13485 in accordance with the business requirements of the products we manufacture.
We believe that obtaining quality management systems, which are a mechanism for ensuring quality, is important for us to continue providing products and services that meet our customers' needs.

Quality Management System Certification Sites

Niterra Co., Ltd. and Group Companies in Japan

Certification Business Scope Site
ISO9001 Niterra Co., Ltd.
 ・Niterra Ventures Company
 ・Business Implementation Department
 ・Automotive-Related Organization
Headquarters Office
Komaki Plant
SparkTec WKS CO., LTD. Komaki Plant
Okusa Plant
Satsuma Plant
Satsuma Electrode Plant
Tono Plant
CERAMIC SENSOR CO., LTD. Komaki Plant
Nakatsugawa Plant
Ise Plant
NTK CERAMIC CO., LTD. Komaki Plant
Kani Plant
Iijima Plant
NTK CERATEC CO., LTD. Sendai West Plant
Komaki Plant
MORIMURA SOFC TECHNOLOGY CO., LTD. Komaki Plant
Takenami Plant
Niterra Materials Co., Ltd. Headquarters Plant
IATF16949 SparkTec WKS CO., LTD. Nagoya Plant
Komaki Plant
Satsuma Plant
Nino Plant
Okusa Plant
CERAMIC SENSOR CO., LTD. Komaki Plant
Nakatsugawa Plant
Ise Plant
Niterra Materials Co., Ltd. Headquarters Plant
Oita Plant
JIS Q 9100 Niterra Materials Co., Ltd. Headquarters Plant

Overseas Manufacturing & Sales Organization

Certification Business Scope Country
ISO9001 Niterra do Brasil Ltda Brazil
Niterra Malaysia Berhad Malaysia
Niterra (Thailand) Co., Ltd. Thailand
Siam Niterra Co., Ltd. Thailand
Niterra ASIA Co., Ltd. Thailand
PT Niterra Mobility Indonesia Indonesia
Niterra India Private Limited India
IATF16949 Niterra do Brasil Ltda Brasil
Niterra North America, Inc. USA
Wells Vehicle Electronics L.P. USA
Niterra Malaysia Berhad Malaysia
Niterra (Thailand) Co., Ltd. Thailand
Siam Niterra Co., Ltd. Thailand
Niterra ASIA Co., Ltd. Thailand
PT Niterra Mobility Indonesia Indonesia
Niterra(Shanghai)Co., Ltd. China
Niterra(Changshu)Co., Ltd. China
Niterra India Private Limited India
Niterra South Africa (Pty) Ltd. South Africa
ISO13485 CAIRE Inc. USA

Quality Management Education and Training

To improve our employee’s quality control and foster employees capable of creating products and services that meet the needs of our customers and society, a variety of training is conducted related to quality control based on the concept of "manufacturing is fostering people".
Beginning with training for engineers to acquire practical skills in product realization concepts and procedures and quality control methods, as well as periodic training sessions, depending on the type of job and level of responsibility. Also, to improve through continuous upgrading of knowledge and practical skills required to maintain and improve quality. Aiming to improve the overall quality of the product.
We also offer our suppliers quality training and practical support for problem-solving so that they provide us with consistently high-quality parts and materials based on continuous quality improvement.

Measurement Management

Appropriate measurement is an essential part of manufacturing. In order to obtain reliable measurements, it is important that employees involved in manufacturing know the correct measurement techniques and proper measurement management. Therefore, we are strengthening our quality assurance system by nurturing human resources who understand the importance of measurement management and have correct measurement techniques, managing the accuracy of measuring instruments, and improving the measurement management system to improve and stabilize accuracy.

In FY2024, Measurement & Instrument Engineering Section Corporate Quality Control Department Business Operation Division, Niterra Co., Ltd. obtained calibration business registration in the length scope of the Japan Calibration Service System (JCSS), a measurement law traceability system based on the Measurement Act.

NITE(National Institute of Technology and Evaluation), plays as the accreditation body of JCSS and conducts accreditation process with the system conforming to ISO/IEC 17011 and relevant international criteria. JCSS, Accredited Calibration Laboratories meet the requirements laid down in the Measurement Act as well as those of ISO/IEC 17025.

We will continue to strengthen our quality assurance system by improving and stabilizing the accuracy of our measurement technology.

NGK SPARK PLUG CO., LTD.