At a glance
Organisation
Nippon Columbia malware incident
Kind
Breach or incident
Sector
Sector not stated
Severity
Critical
Disclosed
Oct 2026
Indexed
11 Oct 2026
Records
8,700,000, as stated in the disclosure
Source
Summary
Daiichi Kosho, a major Japanese entertainment system maker, disclosed that a malware infection at its contractor, Nippon Columbia, exposed more than 8.7 million customer and employee records. [...]
This record says what was disclosed, when and by whom. It does not say that any person or firm was affected.
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