Companies rush to block access from overseas, review cybersecurity procedures
Personal information retained by a former staffing provider for Yoshinoya Holdings was leaked in August and September. (Photo by Shintaro Ino)
YOHEI KAWAI
October 16, 2026 03:42 JST
TOKYO -- Restaurant operator Yoshinoya Holdings has blocked access to its computer systems from overseas, joining other Japanese companies scrambling to defend themselves against data thieves.