Sakura MailBox is a dedicated, mail-only hosting service provided by Sakura Internet. It allows users to set up custom domain email without renting a full web server, and is fully hosted in Japan.

A secure and responsive webmail interface is included, accessible from any browser.

IMAP and POP3 access are supported, with encrypted connections and compatibility with standard email clients.

Users can configure email addresses with their own domain name.

Other Features

• Unlimited email addresses
• 20 GB total mailbox storage per contract
• Spam filtering powered by SpamAssassin, with whitelist and blacklist configuration options
• Virus scanning powered by F-Secure
• Outbound email authentication via SPF, DKIM, and DMARC
• Maximum incoming email size: 100 MB
• Maximum outgoing email size: 50 MB
• Clear and affordable flat-rate pricing

Sakura MailBox is ideal for individuals and small teams looking for a Japan-hosted, low-maintenance email service with strong security and privacy features.