This service obtains the email address associated with your SNS account when you give us your permission when logging in via SNS. The email address obtained used only for the following purposes

• Management of your account as your login ID
• Notification of updates and other information within this service

We will not provide your e-mail address to any third party, except as required by law.

If the email address associated with your SNS account does not exist or is private and cannot be obtained, it cannot be used for login.