Business interruptions caused by administrative errors, system failures, unauthorized use and similar events
First written in FY2016. 19 of 24 entries say "Restated". Latest entry: FY2026.
The whole theme swung hardest in 2026: 4 of 11 companies on the "Worse" side.
0 other companies' latest entry also says "Advanced".
- FY2026AdvancedAnnual report
「The Bank newly established a Cybersecurity Management Office within the Systems Department, formulated a roadmap for responding to the Financial Services Agency's Guidelines for Cybersecurity in the Financial Sector and worked to strengthen its cyber risk management framework. In addition to conducting training to establish an incident response headquarters and training on handling critical operations in anticipation of crises, the Bank conducted communications training on initial responses to a complete ATM outage occurring on a holiday and wind and flood damage training in anticipation of a major typhoon.」
The Bank gave concrete form to its response to system failures and cyberattacks through the Cybersecurity Management Office, a roadmap and training based on scenarios involving a complete ATM outage and wind and flood damage. - FY2026-H1RestatedAnnual report
「During the current interim consolidated accounting period, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2025MitigatedAnnual report
「In addition to regularly reporting to the Board of Directors on cyberattack incidents, enhanced measures and the management framework for cyberattacks, the Bank newly established a Cybersecurity Management Office within the Systems Department to build a framework for further advancing sophisticated cyber risk management and various security measures.」
The Bank gave concrete form to its response to system failure and cyberattack risks through the establishment of a Cybersecurity Management Office, root-cause analysis and recurrence prevention, training and a contingency plan. - FY2025-H1RestatedAnnual report
「During the current interim consolidated accounting period, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2023-Q3RestatedAnnual report
「During the first nine months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2023-Q2RestatedAnnual report
「During the first six months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2023-Q1RestatedAnnual report
「During the first three months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2022Identified as a top riskAnnual report
「・Major system failures ・Cyberattacks ・Business interruption due to major natural disasters or the spread of infectious diseases」
Business interruption caused by system failures, cyberattacks, disasters and infectious diseases was identified explicitly as a top risk selected by the Board of Directors. - FY2022-Q2RestatedAnnual report
「During the first six months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2022-Q1RestatedAnnual report
「During the first three months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2021-Q3RestatedAnnual report
「During the first nine months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2021-Q2RestatedAnnual report
「During the first six months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2021-Q1RestatedAnnual report
「During the first three months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2020RestatedAnnual report
「Complete system outage System failure involving the incorrect processing or accumulation of large volumes of data ・Thoroughly analyze the underlying causes and implement measures to prevent recurrence. ・Implement redundancy of core systems and strict data management. ・Strengthen measures to prevent the intrusion of malicious programs such as computer viruses.」
The report continues to describe clerical incidents, complete system outages and failures, and cyber risk, together with responses based on redundancy, data management, recurrence prevention and a contingency plan. - FY2019RestatedAnnual report
「The Bank has implemented measures including redundancy of core systems to ensure stable computer operations, strict data management and a contingency plan for unforeseen events such as major disasters. However, if system equipment stops operating or malfunctions, or computers are used without authorization, the Bank may be unable to conduct its business.」
The report continues to describe responses based on system redundancy, data management and a contingency plan. - FY2019-Q1RestatedAnnual report
「During the first three months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report collectively states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2018RestatedAnnual report
「The Bank has implemented measures including redundancy of core systems to ensure stable computer operations, strict data management and a contingency plan for unforeseen events such as major disasters. However, if system equipment stops operating or malfunctions, or computers are used without authorization, the Bank may be unable to conduct its business.」
The report continues to describe operational and systems risks, and the Bank continues to address them through system redundancy, data management, a contingency plan, a cybersecurity committee and training. - FY2018-Q3RestatedAnnual report
「During the first nine months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2018-Q2RestatedAnnual report
「During the first six months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2018-Q1RestatedAnnual report
「During the first three months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2017MitigatedAnnual report
「In addition to developing its cybersecurity framework, the Bank conducted training to establish an incident response headquarters and training on handling critical operations in anticipation of crises.」
The Bank developed its cybersecurity framework and conducted crisis-response and critical-operations training. - FY2017-Q3RestatedAnnual report
「During the first nine months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2017-Q2RestatedAnnual report
「During the first six months of the current fiscal year, there were no material changes to the matters concerning "Business and Other Risks" described in the annual securities report for the previous fiscal year, nor any events relating to those matters.」
The report states that there were no significant changes or occurrences of risk events concerning business interruption due to clerical errors, system failures, unauthorized use and other causes. - FY2016First statedAnnual report
「If system equipment stops operating or malfunctions, or computers are used without authorization, the Bank may be unable to conduct its business.」
The report identifies redundancy of core systems, data management and a contingency plan as measures to address the risk.