Email and Other Services Unavailable Due to a Microsoft 365 Outage

A large-scale outage of Microsoft 365, Microsoft’s cloud service, began on November 12 (Thu.), 2026 (U.S. time). Since then, we have been unable to connect to our email system (Outlook). As a result, we may not be able to read or reply to emails sent to us.

For urgent inquiries, please contact us by phone at the numbers below.

General Inquiries
Park Hotel Tokyo: +81 (0)3-6252-1111

Microsoft is working to restore the service, but has not yet announced when it will be fully restored.

We will post updates on the recovery from November 16 (Mon.) onward.

Once the system is restored, we will handle email inquiries as usual. However, replies to emails received during the outage may take some time.

We sincerely apologize for the inconvenience and appreciate your understanding and cooperation.