Questions and requests we frequently receive from users can be found on our Frequently Asked Questions page. Take a look to see if we have already answered your inquiry.
  • ・We deal with user inquiries in the order we receive them during our office hours in Japan from 9:30 a.m. to 5:30 p.m., Monday to Friday (excluding holidays).
  • ・Please understand that, depending on the nature of your inquiry, it may take time for us to reply, or we may be unable to respond.
  • ・We may not reply to your inquiry if the email address we received is incorrect or if we experience any technical issues.
  • ・This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Your Email Address
Your Inquiry

If you are experiencing any difficulties with the site, please let us know the specific details of your problem.
For example:

  • ・What was the problem?
  • ・What page were you on when it happened?
  • ・If you saw an error message, please tell us what it said.

The more details you provide us with, the better the chance that we can solve your problem.


(You cannot edit your responses after submitting the form.)