Service outages caused by core server failures and information leaks
First written in FY2016. 5 of 11 entries say "Materialised", first in 2026-10-21. Latest entry: 2026-10-22.
Digital Arts moved to the "Worse" side of this theme in 2025, 1 year before the typical company in this theme (2026).
The whole theme swung hardest in 2026: 31 of 105 companies on the "Worse" side.
8 other companies' latest entry also says "Materialised".
- 2026-10-21MaterialisedOccurring Fact
「Authentication credentials used to operate our cloud services were illegally obtained by a third party, and we confirmed an intrusion into the service operating environment using those credentials. As a result of this intrusion, information belonging to some customers using the cloud services described in Section 2 below may have been viewed by a third party.」
Unauthorized access to the cloud service operating environment was confirmed, and the possibility that some customer information had been viewed was disclosed. At present, no external removal of information or secondary damage has been confirmed, and no service outage was reported. - FY2025WorsenedAnnual report
「The Group may be forced to suspend the provision of services as a result of information security incidents, including service outages caused by the shutdown of operations at facilities housing the servers; problems involving the internet service providers, network operators, and other cloud services used by the Group; cyberattacks such as ransomware attacks by third parties and zero-day attacks exploiting system vulnerabilities; unauthorized intrusions into internal systems; and information leaks resulting from the theft of critical data through unauthorized access.」
In addition to the conventional risks of server outages and data loss, it specifically identifies failures at cloud service providers, ransomware, zero-day attacks, unauthorized access, and information leaks. - FY2024RestatedAnnual report
「The Group classifies these servers as its most critical core systems and implements safeguards, including server redundancy and data backups, to ensure the stable provision of services.」
It continues to identify the risks of service interruptions caused by core server outages, data loss, facility or network failures, hacking, and similar incidents, together with countermeasures including redundancy and backups. - FY2021RestatedAnnual report
「The Group classifies these servers as its most critical core systems and implements safeguards, including server redundancy and data backups, to ensure the stable provision of services.」
It continues to identify the risks of service interruptions caused by core server outages, data loss, facility or network failures, hacking, and similar incidents, together with countermeasures including redundancy and backups. - FY2018RestatedAnnual report
「The Group classifies these servers as its most critical core systems and implements safeguards, including server redundancy and data backups, to ensure the stable provision of services.」
It continues to identify the risks of service interruptions caused by core server outages, data loss, facility or network failures, hacking, and similar incidents, together with countermeasures involving redundancy and backups. - FY2017RestatedAnnual report
「The Group classifies these servers as its most critical core systems and implements safeguards, including server redundancy and data backups, to ensure the stable provision of services.」
It continues to identify the risks of service interruptions caused by core server outages, data loss, facility or network failures, hacking, and similar incidents, together with countermeasures involving redundancy and backups. - FY2016First statedAnnual report
「The Group classifies these servers as its most critical core systems and implements safeguards, including server redundancy and data backups, to ensure the stable provision of services.」
It sets out the risks of service interruptions caused by server outages, loss of critical data, facility or network failures, hacking, and information theft, together with countermeasures involving redundancy and backups.