Monogatari Corporation

Monogatari Corporation announced on the 5th that its membership management system for the Yakiniku King app it operates was subject to unauthorized access, and that member information had been found to have leaked. Of the approximately 10.8 million registered users, about 10.78 million records were leaked, and the leaked information includes names and email addresses. The company confirmed the unauthorized access on the 2nd, implemented communication blocking and defensive measures, and confirmed the leak of member information on the 3rd. It said that as of now, it has not confirmed any facts indicating that the leaked information has been made public to an unspecified number of people or used fraudulently.