EDI material procurement system

Hamamatsu Photonics is strengthening its supply chain by implementing an EDI system for procurement of materials online. The cooperation of our business partners is essential for the success of this system, and we expect it to benefit our partners as well as ourselves with enhanced efficiency, as stated in the policy below. Accordingly, we ask all of you for your generous support to make this system a success.


  1. Reduction of procurement lead times
  2. Reduction of man-hours and improved accuracy through digitization of information
  3. Elimination of slip processing and other clerical work


  1. We make it a priority to improve our process efficiency and that of our business partners.
  2. Specifications conform to the standards of Electronic Industries Association of Japan (EIAJ).
  3. Please use our exclusive system HPK-EDI.