Regarding the maintenance of our service,
However, due to a server failure, the maintenance period will be extended. We apologize for any inconvenience caused.

We apologize for any inconvenience this may cause you,
We appreciate your understanding and cooperation.

Below are the details of the maintenance.
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Date and time of maintenance
December 28, 2023 (Thursday) 16:00 - December 30, 2023 (Saturday) 22:00 (scheduled)

Maintenance Details
System maintenance

Event
During the system maintenance, the following events occurred.
Connection failure to the server (system access failure)

Cause
Effects of the system maintenance
During the system maintenance, the server capacity was updated,
During the system maintenance, the server capacity was updated, but the load on the server increased due to the higher-than-expected load during the update, resulting in the server connection failure,
The load on the server increased more than expected during the update, resulting in a connection failure to the server.

The server connection was disrupted due to the increased load during the update.
The system has been restored to its pre-system maintenance state.
Emergency maintenance to reduce server load
Emergency maintenance to reduce the server load

Future actions
We will inform you as soon as the system is restored and you can resume using the service.
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Once again, we sincerely apologize for the inconvenience caused.

We apologize for any inconvenience this may cause to users of our services,
We apologize for any inconvenience this may cause and ask for your understanding.