More than 7,300 instances have been confirmed by which the knowledge of different individuals was registered on the medical health insurance card built-in with the My Number Card. It is believed that an error in inputting data by the medical health insurance union and different organizations was the trigger, and the Ministry of Health, Labor and Welfare is asking on unions and different organizations to completely stop recurrence.
Source
More than 7,300 different individuals’s data on ‘Minor insurance coverage card’ Ministry of Health, Labor and Welfare requires recurrence prevention | NHK
