Data breaches in Japan expose 260 million personal records in six months
According to Japan's Personal Information Protection Commission, about 260 million personal data records have been leaked since April, more than twice the country's population. Between April 1 and October 16, 2,094 incidents were reported, compared with 1,256 in all of fiscal 2025. In the first 16 days of October alone, 830 unauthorized access cases were reported. Many breaches are believed to have been carried out with AI tools capable of finding vulnerabilities.
In 35 seconds
- About 260 million personal records leaked since April, more than twice Japan's population
- 2,094 incidents reported between April 1 and October 16, versus 1,256 in all of fiscal 2025
- 830 unauthorized access cases reported in the first 16 days of October
IASummary generated by artificial intelligence from a story by Nippon.com. It may contain errors: the original source prevails.





Comments
Be respectful. Comments reported by several people are hidden until a moderator reviews them.
You do not need an account to read, only to comment. Sign in with a code sent to your email or with your Google account. We only show the name you choose, never your email.