Hi Takahashi,
I am sorry that we have overlooked your question here. I realized that you were under our support contract and I have forwarded your question to our Vizard engineers. With the support contract, you can send your question to
support@worldviz.com to get help within 24hrs. If you wish to renew the support contract, please feel free to contact
sales@worldviz.com and we will help you from there.
Best regards,
Stanley