Premium membership is a monthly subscription service that provides various perks, including exclusive content for members.
With premium membership, you have access to additional content and features that work on smartphones, tablets, and web browsers.
Learn more about premium membership benefits at the following link:
Premium membership benefits (Japanese only)
[NOTE]
Premium membership and paid channel subscriptions are two separate services, and both provide different benefits. We cannot convert premium memberships to paid channel subscriptions and vice versa. Please note that we cannot offer refunds for any subscription services.