Niterra

This is an introduction to Niterra Co., Ltd. 's "Advertising Gallery." Niterra Co., Ltd. publishes corporate information such as company profile, business activities, and history.

This section introduces Niterra Co., Ltd. 's "functional materials." Niterra Co., Ltd. publishes corporate information such as its company profile, business activities, and history.

This section provides information about the "product information" of Niterra Co., Ltd. Niterra Co., Ltd. publishes corporate information such as its company profile, business activities, and history.

This page introduces "The challenge of electrostatic chucks: Supporting the evolution of semiconductors from the ground up" from Niterra Co., Ltd. Niterra Co., Ltd. publishes corporate information such as its company profile, business activities, and history.

This is an introduction to Niterra Co., Ltd. 's "IR News." Niterra Co., Ltd. publishes corporate information such as its company profile, business activities, and history.

This section introduces the "News" section of Niterra Co., Ltd. Niterra Co., Ltd. publishes corporate information such as company profile, business activities, and history.

This article introduces NGK Spark Plug Co., Niterra Co., Ltd. 's "Announcement Regarding the Renewal of Niterra Co., Ltd. Spark Plug Corporate Website." Niterra Co., Ltd. Plug publishes corporate information such as company profile, business activities, and history.

Niterra Co., Ltd. introduces "Niterra Co., Ltd. 's 90-Year History." Niterra Co., Ltd. publishes corporate information such as company profile, business activities, and history.

This section provides information about Niterra Co., Ltd. 's "Company Information." Niterra Co., Ltd. publishes company information such as its company profile, business activities, and history.

This article introduces Niterra Co., Ltd. Plug's "Niterra Group at a Glance." Niterra Co., Ltd. Plug publishes corporate information such as its company profile, business activities, and history.

This section introduces Niterra Co., Ltd. 's "Research and Development" activities. Niterra Co., Ltd., Ltd. publishes corporate information such as its company profile, business activities, and history.

The page offers contact information for Niterra Co., Ltd., including its company profile, business activities, and history.

NGK Insulators’ official site provides corporate information, stockholder and investor details, sustainability updates, product data, research and development, and recruitment details.

This document outlines NGK Spark Plug Co., Niterra Co., Ltd. 's Cookie Policy. Niterra Co., Ltd., Ltd. publishes corporate information such as its company profile, business activities, and history.

This document outlines Niterra Co., Ltd. 's "Disclaimer." Niterra Co., Ltd., Ltd. publishes corporate information such as its company profile, business activities, and history.

The page introduces NGK Insulators’ site usage policy and provides corporate information, including company profiles, business activities, and history.

Niterra, originally founded as NGK SPARK PLUG Co., Ltd. in Nagoya, Japan in 1936, celebrates 90 years of innovation in automotive and mobility technologies. The company supplies high-quality spark plugs and components as an original equipment (OE) manufacturer for leading global vehicle producers, including top 4-wheel and 2-wheel brands. Its adaptability extends beyond automotive, addressing broader industry needs through evolving technological solutions.

Nov 2026ngkntk.comNews article

Niterra Co., Ltd. releases its *Niterra Report 2026*, covering its fiscal year performance. The report highlights the company’s focus on expanding its product portfolio beyond spark plugs and sensors into ceramics and other advanced materials. As Japan’s leading manufacturer in these areas, Niterra integrates sustainability and innovation into its business strategy.

Oct 2026Niterra Co., Ltd.News article

DENSO Corporation terminates its business transfer agreement with Niterra for its spark plug and exhaust gas sensor (oxygen and air-fuel ratio sensors) operations. The decision follows a strategic review amid evolving market conditions, reversing a deal finalized in September 2025. DENSO retains control of these core automotive components, adjusting its long-term business strategy accordingly.

Oct 2026denso.comNews article

NGK Ignition Parts releases an updated 4-wheel spark plug and glow plug catalogue featuring **6,000 new spark plug applications** and **5,000 new glow plug applications** since 2021. The expanded database provides workshops and distributors with enhanced vehicle-specific part matching through a precision data framework. This helps ensure accurate part selection for diverse engine configurations.

Sep 2026ngkntk.comNews article