We reply to inquiries from 10:00 to 18:00 on weekdays (closed on weekends and public holidays).
We are currently receiving a large number of inquiries. Please understand that it may take some time for us to reply.
For cancellations or post-order inquiries, please do not use this form. Instead, please contact "info@osaji.inc" directly from your registered email address, ensuring you include your name and order number.

Before asking a question, please refer to our "User Guide" or "Frequently Asked Questions."