Computer System Failures and Leakage of Customer Personal Information
First written in FY2016. 18 of 21 entries say "Restated". Latest entry: 2026-10-27.
The whole theme swung hardest in 2026: 33 of 106 companies on the "Worse" side.
- 2026-10-27Materialiseden.traicy.com
「JR Central, JR West, and JR Kyushu have announced that personal information, including email addresses, of some users of the Express Reservation and SmartEX services was leaked externally.」
個人情報流出リスクについて、外部委託先の不正アクセスに伴う利用者情報の漏えいが実際に発生したと報じられた。 - FY2025RestatedAnnual report
「As measures against system failures, the Group works to enhance the security functions of its systems on an ongoing basis while taking the latest technology trends and other factors into account, and to expand education and training for relevant employees. It is also working to establish prompt initial response and recovery systems so as to minimize the impact should a failure occur.」
The company continues to maintain security, education, and initial response and recovery systems for system failures and personal information leaks caused by cyberattacks and other events. - FY2025-H1RestatedAnnual report
「During the interim consolidated accounting period, there were no new business risks or material changes to the business risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2024-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2023-Q3RestatedAnnual report
「During the nine-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2023-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2023-Q1RestatedAnnual report
「During the three-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2022-Q3RestatedAnnual report
「During the nine-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2022-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2021-Q3RestatedAnnual report
「During the nine-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2020WorsenedAnnual report
「Accordingly, if these computer systems suffer a serious failure due to a cyberattack, natural disaster, human error or other cause, the operations of the Group may be affected.」
In addition to the previously identified natural disasters and human error, the company explicitly identifies cyberattacks as a cause of system failures. - FY2020-Q3RestatedAnnual report
「During the nine-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2020-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2019-Q3RestatedAnnual report
「During the nine-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2019-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2019-Q1RestatedAnnual report
「During the three-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2018RestatedAnnual report
「As measures against system failures, the Group works to enhance the security functions of its systems on an ongoing basis and to expand education and training for relevant employees. It is also working to establish prompt initial response and recovery systems so as to minimize the impact should a failure occur.」
In preparation for system failures and personal information leaks, the company continues to maintain its security, education and training, and initial response and recovery systems. - FY2017RestatedAnnual report
「As measures against system failures, the Group works to enhance the security functions of its systems on an ongoing basis and to expand education and training for relevant employees. It is also working to establish prompt initial response and recovery systems so as to minimize the impact should a failure occur.」
The company continues to maintain security, education, and initial response and recovery systems to address system failures and personal information leaks. - FY2017-Q2RestatedAnnual report
「During the six-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the risks of computer system failures and personal information leaks. - FY2017-Q1RestatedAnnual report
「During the three-month cumulative period, there were no new business or other risks, nor any material changes to the business or other risks described in the securities report for the previous fiscal year.」
The company states that there have been no material changes to the existing risks relating to computer system failures and personal information leaks. - FY2016First statedAnnual report
「If these computer systems suffer a serious failure due to a natural disaster, human error or other cause, the operations of the Group may be affected. In addition, if customers' personal information stored on computer systems is leaked externally as a result of a computer virus infection, unauthorized human operation or other cause, the Group's financial results may be affected through the impact on the various services provided by the Group.」
The company identifies system failures and personal information leaks as risks and is strengthening security, employee education and training, and its initial response and recovery systems.