Delivered by registered mail on Wednesday, November 12, 2025.

We have sent out手紙and stickers to the following recipients.

[Eligible recipients]

Those who were "one room" gold key members as of 23:59 on Tuesday, September 30, 2025.

[Inquiries regarding undelivered items]

If you were eligible for shipping but have not received your item by November 14th (Friday),

Please contact us within the period for reporting non-delivery via the "one room" website under [support menu] → [FAQ/Inquiries] → [I haven't received my手紙& sticker].

Period for reporting undelivered items: November 14th (Fri) - November 30th (Sun), 2025

*Due to procedural reasons, this offer is only available to members as of the end of September.

Please note that we are not currently resending items to those who have already canceled their "one room" membership.

*Please note that we cannot respond to inquiries made after the designated period for reporting non-delivery has expired.