Mail is a system that allows you to receive letters and/or items.
Information about the auction house (purchased products, sales rewards, bid items, etc.), items not acquired on the stage, and system information including guilds are sent by mail.
You can store up to 100 letters and view the number of letters you currently have in the upper right corner of the mailbox.
You can receive all the attached items through [Select All] - [Receive Attachment], and delete all your read mail at once through [Select All] -
You can view the sender, letter title, letter content, and receive attached items from the Inbox UI that appears when you click a mail.