Is your name leaked through a distribution service used by Osaka City? Unauthorized access to Arara

Osaka City announced on the 3rd that personal information from the email delivery service used by the Osaka City Administrative Online System may have been leaked.

It is possible that names and email addresses were leaked due to unauthorized access to the email distribution service ``Arara Message'' operated by Arara (Tokyo).

It does not include credit card numbers or My Numbers.

According to Osaka City, the city provides services such as user registration and email address changes for the administrative online system through an external system provider, and multiple systems operated by this provider were using Arara Message.

Up to 2,230,812 email addresses handled by businesses may have been affected, including information from the city.

The email delivery service has been unavailable since October 31st due to emergency maintenance, and on the evening of November 2nd, the service provider contacted us to inform us of the possibility of a leak.

At this time, the city has not confirmed any unauthorized access to administrative online systems or businesses, and the city is investigating whether personal information has been leaked.