[3rd update][Urgent] DIAS Services Temporarily Unavailable on December 25

[Dec. 25, 2025 18:40 (JST/GMT+9) 3rd update]

During the DIAS account system update process, an unexpected issue occurred, and it turned out that resolving it would take a long time. Therefore, today’s update work has been canceled, and the existing DIAS account system has been restored.

Currently, all systems are back online. However, if you encounter any problems, please contact the DIAS Secretariat.

We sincerely apologize for the prolonged period during which the DIAS system was unavailable and for the significant inconvenience caused.

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[Dec. 25, 2025 13:25 (JST/GMT+9) 2nd update]

The work is taking longer than expected, and the system is still unavailable at this time.

Please wait until the work is completed and an announcement is made on this page.

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[ Dec. 23, 2025 22:15 (JST/GMT+9) 1st post]

Due to the DIAS account system update, which requires an Amendment to the Privacy Policy, DIAS account login will be unavailable during the following period.

As a result, almost all DIAS systems will be temporarily unavailable during this time.

During this period, login may intermittently succeed or fail, but please refrain from using the system until further notice is announced on this page.

We sincerely apologize for this last-minute and urgent notice and appreciate your understanding and cooperation.