KDDI, a major mobile phone company, has revealed that it manages the mobile numbers of contractors who perform data communications overseas in Hong Kong and other countries through an American company that is outsourced.

It does not contain personally identifiable information such as your name, but we plan to consider relocating to another country, including Japan.

KDDI, which develops au, outsources the work of conducting data communication overseas to an American company, and this outsourcer transfers the contractor's phone number and the amount of data used to Hong Kong and Singapore. It means that it is managed by a certain server.



It does not include personally identifiable information such as name, and the company says that there is no problem because important information related to customers is managed in Japan.



However, we plan to consider relocating the server in Hong Kong to another country, including Japan, in light of the local political situation.



Regarding the handling of personal information, the problem was that the communication app "LINE" made it possible to access user's personal information from China without sufficient explanation, and the company took measures to block access. I am.