
Quality Control
Continuing to provide unwavering quality through teamwork and technical capabilities.
At Matsui Kozai, we consider quality the top priority in all processes, from the sale of stainless steel materials to processing and delivery.
With the mission to “deliver reliable quality in a reliable form,” we are building stable quality and trust in everything from material selection to processing accuracy, inspection, and delivery.
Quality Policy
Our Concept of Quality
In recent years, interest in quality from customers has grown stronger.
As a company, we also aim for further improvements in technology and quality, from inspection equipment to the deployment of inspectors.
Basic Quality Policy
- We provide products and services that can respond to customer needs with the highest priority.
- We aim for zero customer complaints by leveling up each and every employee.
- To provide reliable products and trust to customers, we strive for management efficiency through the construction and continuous improvement of a quality management system.
- Taking compliance with all applicable laws and regulations as a matter of course, we implement management mindful of regional and natural environment conservation to fulfill our corporate social responsibility.
Inspection Equipment
To provide highly accurate inspection results in clear numbers, we possess the following inspection equipment


Image Measurement Systems

Ultrasonic Inspection
ISO Certification Status
Compliant with ISO9001, we conduct strict quality inspections and progress management in all processes from order receipt to shipping.
| Scope of Registration |
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| Locations | Shodoshima Factory / Shiga Factory / Hiroshima Factory |

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Quality Control
We conduct thorough quality control from material selection to processing, inspection, and shipping.
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Transaction Flow
We introduce the flow from inquiry to delivery.
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FAQ
We have compiled a list of frequently asked questions. Please find them useful when making your considerations.
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Document Request
We have prepared company profile documents summarizing our products and services.
Please feel free to contact us for consultations.
Please contact us here for new consultations regarding manufacturing and work, or inquiries about purchased products.