大研 Company Profile

Years of accumulated experience and achievements! Leave your wire harness needs to us.

Our company was established in 1977 as a group company of Daiwa Industries, specializing in the manufacturing and sales of wire harnesses. With the extensive knowledge and technical expertise we have accumulated over the years, we manufacture not only automotive harnesses but also small-lot, diverse types of harnesses for industrial machinery and agricultural machinery at our own factory. Additionally, we offer proposals for harnesses that incorporate special element technologies, responding to the diverse needs of our customers.