Thank you as always for using the services of NTT DOCOMO BUSINESS and NTT DOCOMO.
We would like to inform you of the following system maintenance activity.

■ Maintenance Schedule
August 19th, 2026 (Wed) 21:00 - August 20th, 2026 (Thu) 07:00 JST
*Please note that the end time may vary depending on the progress of the maintenance work.
*A follow-up notice will be sent once the maintenance is completed.

■ Below Services Unavailable During the Maintenance
・Maintenance/Outages notice service
　https://support.ntt.com/mysupport
　https://support.ntt.com/en/mysupport
　https://support.ocn.ne.jp/mysupport

■ After the Maintenance Is Completed
Immediately after the maintenance is completed, depending on your usage environment, pages may not display correctly or may show content from before the update.
If this occurs, we kindly ask that you wait a short while and then access the site again.

Note:
If you have registered for email notifications regarding maintenance or outages, email delivery may be delayed during the maintenance period.
We apologize for any inconvenience this may cause and appreciate your understanding and cooperation.