Service Usage SMS Service

Please contact us at TEL: 03-3203-9611 for any inquries about this page.

With SMS (Short Messaging Service), you can send text messages from Japan with overseas local mobile phone numbers as destination.
It is extremely easy to send messages.
For a reasonable charge, you can enhance your communication with family and friends overseas.

How to Use SMS Service

Procedure for Sending SMS to Indonesia


Initial registration

Initial RegistrationRegistration is required at initial usage only.
Please register the mobile phone email address.
Mobile phone in Japan:
Scratch the ID No. on the back of your card.


Receive email

If successfully registered, you will receive an email with the message "Regist OK."
If registration fails, the message will read "Regist Fail."
Please contact us in such a case.


Send message from Japan to Indonesia

Send message from Japan to Indonesia

When sending a reply from Indonesia

Use the "Reply" button.

When sending a reply from Indonesia

Customer Service

  • Rate Table
  • Service Usage
  • OK Card Initial Registration
  • How to Use OK Card
  • SMS Service
  • Fee-Based Access
  • Domestic Calls
  • Caller Number Registration
  • Speed Dialing
  • Payment Method
  • Payment by OK Card
  • Payment Slip
  • Applications
  • Inquiry Form
  • FAX Application Form
  • Considerations
  • Q&A