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Quality Control

Our products, having passed through meticulous checks, are sent out with unwavering pride.

Our unique production management system and high productivity have earned us long-standing praise from our customers. To consistently deliver high-quality, high-performance products, we maintain a rigorous quality control system, never resting on our past technical achievements. Because our products have passed through such a strict process, we send them to our customers with pride. A Robust Quality Control that creates lasting trust

A Robust Quality Control that creates lasting trust

Our quality control is supported by the latest equipment in three key areas: measurement, evaluation, and inspection. Using advanced techniques like 3D measurement and image processing, our experienced staff carefully checks every aspect of the product—dimensions, color, brightness, and more—to ensure they meet the highest standards before reaching our customers.

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Commitment to International Standards in Quality and Environment

We have obtained ISO9001, IATF 16949 (Quality Management System) and ISO14001 (Environmental Management System) at our production bases in Japan and China (Hikari Tanyou Co., Ltd.), ensuring compliance with international standards. We are also committed to the SDGs, continuously working to improve quality and reduce environmental impact.

> View Our Environmental Policy

Awards for Quality

We have received numerous awards for quality, which is essential not only for our customers but also for us as a company.