Showa University Hospital: laptop and external drive with 1,300 patients' data lost outside the hospital

Between late on 2019-12-25 and the next morning, a laptop and an external drive of the gastroenterological and general surgery department were lost outside the hospital. The hospital reported it to the police, kept searching and disclosed it on 2020-01-10. [1] [2]

The devices held names, gender, age, patient card numbers, diagnoses and operations of up to {n:1300} patients. [2]

The hospital in principle banned taking personal data outside, but the data was not anonymized when it was taken out. [1] [2]