Please note the following points before making an inquiry.


  • Please be aware that a response will take place in the next busness day after weekends (Sat.& Sun.), designated holidays, New Year holidays, summer break, etc.
  • If the e-mail address or the phone number is entered incorrectly, our response might not be able to reach you.
  • In case there is no response from us, please kindly forward your inquiry to us by calling Optart Corp.
    at +81-3-5628-5116 (Tokyo HQ) or +81-92-437-5810 (Kyushu Branch Office).

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