Companies including Yamato Holdings' affiliated businesses announced that personal information from about 5.31 million records had been leaked as a result of unauthorized access. The leak is attributed to unauthorized access, and further details are awaited.
The incident originated with unauthorized access, resulting in the leakage of personal information held by businesses centered around Yamato Holdings. The number of records affected is reportedly about 5.31 million, and the leaked information is said to have involved personal information.
The article does not specify the details of the information affected by the leak, and official announcements are awaited regarding the cause and scope of the impact.
Several major media outlets have reported similar information, and attention is focused on further developments and the release of additional details.