Inquiries
If you cannot solve your problem after reading the FAQ, please fill in the following information and contact us.
•Customer support hours
Weekdays: 11:00 AM–6:00PM (excluding Saturdays, Sundays, and holidays)
- Please note that this inquiry form is strictly for questions regarding the back number official fanclub, "one room."
※Please be aware that we are unable to respond to inquiries regarding the following matters.
・Inquiries unrelated to the fan club.
・Inquiries concerning concert ticket presales, ticketing, seating arrangements, etc.
・Inquiries regarding the artist's activities, private life, etc.
※We kindly decline all requests for personal favors, such as appearances at private events or weddings, as well as requests for autographs or personal messages.
We are also unable to accept such requests via letter or phone. We apologize for any disappointment this may cause and sincerely appreciate your understanding.
※Please note that any items sent to us, such as autograph boards (shikishi) or cameras, will be disposed of. - It may take a few days to a week for us to reply to your inquiry.
Inquiries received on weekends, public holidays, or immediately prior to our non-business days will be addressed on the following Monday or the next business day. - If your contact details or the content of your inquiry contain inaccurate information, our response may be delayed or we may be unable to reply.
- Our response will be sent to the email address provided in the [Contactable Email Address] field.
If you have domain-specific email filters enabled, please configure your settings to allow emails from "backnumber.info", "oneroom.info", and "plusmember.jp".
※Regarding email reception settings: - Email addresses ending in "icloud.com", "me.com", and "mac.com" have strict spam filters, which may prevent emails from our site from reaching you. We highly recommend using a different email address.