Thank you for always using back number official fan club, "one room".

We have decided to enhance the security of credit card payments for the "one room" Silver Key (monthly) membership.

The billing timing will change from Friday, September 1, 2023.

For those who have been using the service continuously since before August 2023,

Two months' worth of charges (for usage in August 2023 and September 2023) will be debited together.

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the current)

Payment due the following month (usage date: last day of each month)

(After change)

Prepayment for the current month (usage date: around the 5th of each month)

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Therefore, those who have been using the service continuously since before August 2023,

This time only, you will be billed for two months' worth of services (August 2023 usage and September 2023 usage) together.

Please rest assured that this is not a double billing.

From October onwards, only one entry will be displayed showing the usage date around the 5th of the month (Usage Date: October 5th).

*The billing and payment dates vary depending on your credit card company.

For more details, please check your statement from your credit card company.

Please note that due to the above changes, we will be performing system maintenance on the following dates.

▼Maintenance period

Friday, September 1, 2023, 0:00 AM - 3:00 AM (tentative)

*Times may vary.

New memberships and member services will not be available during this period.

We apologize for any inconvenience this may cause our customers and appreciate your understanding.