Hakusan, Inc. | An Optical Fiber Connectors and Lightning Protection Module Company


Message from our CEO and company philosophy

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Message from our CEO

Our leading edge technologies provide “Connection and Safe & Secure Environment” in Business

For 70 years since the foundation, we have been providing the world highest level products of optical connectors, surge protection devices, super precise molding products, UPS with RIB, and welding machines to the customers around the world.
Our key word is “Connection and Safe & Secure Environment”.


We are the professionals who change ourselves along with the customers’ requests

In the field of optical connectors, the customers’ requirements will be expanding from for FTTH to data center wirings and to optical interconnect of circuit boards dramatically.
As the application field increases, the new problem to be solved appears.

We would like to be the professionals who confront the issues seriously, pursue the technology to solve the customers’ problems, and provide the customer satisfaction far more than expected.

We are happy to make efforts to be the professionals who change and make progress along with the customers.

CEO Tatsuya Yonekawa


When you have some questions and consultations about a product, please contact us.