Translation guide
The English word "inbox" refers to a place where incoming messages or items are received. In Japanese, the most common equivalent is the borrowed term インボックス, but depending on context, other words like 受信箱 (for email) or 未読 (for unread messages) may be more natural.
email inbox
check your inbox
Standard term for an email inbox. Literally 'receiving box'. Used in formal and technical contexts.
A new email has arrived in your inbox.
Direct loanword from English. Commonly understood, especially in IT contexts, but may sound slightly technical or foreign.
Please check your inbox.
Means 'unread'. Often used in messaging apps to refer to unread messages, which functionally serves as an inbox. Not a direct translation but a common way to refer to new messages.
I have a pile of unread messages.
Another term for inbox, literally 'receiving tray'. Used in some email clients, but less common than 受信箱.
Organize your inbox.
A tray on a desk where incoming documents or mail are placed.
The section for direct messages or notifications in social media or apps.
Often used to refer to the inbox in social media or messaging apps. For example, 'Check your messages' implies checking the inbox.
Check your inbox (messages).
Abbreviation for 'direct message', commonly used in social media contexts. Functions as an inbox for private messages.
Please send it via DM (to my inbox).
While インボックス is understood, it can sound like unnecessary English. In most cases, 受信箱 or context-specific terms like 未読 are more natural.