We provide high-quality products realized through a consistent system from the development and design of connection components to prototyping, evaluation, manufacturing, and delivery.
There are infinite options for designing and producing fastening components, and it is our mission to derive the best method (combination). Based on Q: Quality, C: Cost, D: Delivery, and T: Technic (QCDT), we will propose the optimal product and the best method for our customers.
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Since its establishment, Maruichi has been involved in the development and manufacturing of fastening components. Even now, fastening components are our core products, and we have been fully committed to actively proposing solutions and accurately responding to the diversifying and advancing needs of our customers. We must take responsibility for the quality, cost, delivery time, and functionality of the products we provide to our customers, and strive for further improvement. What makes this possible is our manufacturing division, the Handayama Factory, as well as our network that extends domestically and internationally, with the Handayama Factory as the mother factory. This network is composed only of partner factories that we have thoroughly evaluated for quality, technology, and manufacturing methods, ensuring they have sufficient capabilities. We have built it to provide reliable products at lower prices as a "quality-assured network." By leveraging this quality-assured network, we are confident that we can meet any demands from our customers.
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Please feel free to consult us about all types of fastening parts.
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Maruichi is a professional group specializing in "fasteners" and small parts. As a technology development manufacturer that supports all types of fastening components, we contribute to society by providing a variety of products centered around small parts, regardless of materials or shapes. Our main products include screws such as bolts and nuts, plastic parts, fasteners, and machined products. We also cater to special requests from customers, with a product lineup exceeding 10,000 items.

