The 世が世ならファンクラブ-ififの集い場- app, developed by CRAYON INC., is a lifestyle application available on iPhone. Users can enjoy exclusive member content such as videos and blogs with a subscription that auto-renews from the signup date. The app charges the subscription fee to the user's iTunes account.

Premium members are automatically renewed monthly or annually, unless canceled 24 hours before the end of the current period. Cancellation and subscription management for premium members can be done via the designated page in the App Store app under Account/Subscription.

For inquiries, users can contact support at The app's policies and terms can be found at the provided links for privacy policy, terms of use, premium service terms, and legal information.