Free · No account needed

Try MailGuide on one letter

See how MailGuide explains a Japanese letter — what it is, what to do, and when — without creating an account.

Before you continue

Guest analyses are temporary and will not be added to a mailbox. Avoid uploading documents containing My Number, bank credentials, passwords or highly sensitive identification information. Verify important details against the original document.

Your images are processed in memory and are not stored. The result is shown only in this browser tab and is not saved to any mailbox.
One free guest analysis per device per day. AI can make mistakes — always verify important details against the original document.

I understand and accept the privacy notice above to continue.