Science & Tech · Cybersecurity · 1 hr ago
Personnel data from 22 Japanese police forces may have leaked
Personal information may have leaked from 22 of Japan’s prefectural police forces after a data breach at Arcadia Inc.
The affected information concerns police officers and other employees.
Arcadia provides disaster information services, and the breach occurred recently.
Japan has 47 prefectural police forces, so the possible leak involves nearly half of them.
National Police Agency officials disclosed the possible exposure on Wednesday.
The incident comes amid a string of similar data breaches at Japanese companies in different industries.
The available information does not say what will happen next.
Personal information on officers and other employees of 22 Japanese prefectural police forces may have leaked.
The possible leak followed a recent data breach at disaster information services firm Arcadia Inc.
National Police Agency officials disclosed the possible leak on Wednesday.
The affected forces represent nearly half of Japan’s 47 prefectural police forces.
- Who
- Officers and other employees of 22 prefectural police forces in Japan.
- What
- Their personal information may have leaked.
- When
- National Police Agency officials said this on Wednesday, October 21, 2026. The data breach was described as recent.
- Where
- Japan; the breach was at Arcadia Inc.
- Why
- The possible leak followed a data breach at Arcadia Inc. The cause of that breach is not stated.
This story does not have two clearly opposing sides.
Arcadia Inc. experienced a data breach.
National Police Agency officials said personal information linked to 22 prefectural police forces may have leaked.
- Affected forces
- 22 prefectural police forces
- Police forces in Japan
- 47
- Company linked to breach
- Arcadia Inc.