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Statutory disclosure document6594NIDEC CORPORATIONElectrical Equipment and Precision Instruments

Report of the Investigation by the Officer Liability Investigation Committee

The Executive Liability Investigation Committee concluded that some current and former directors, audit and supervisory board members, and executive officers bear liability for damages or liability for breach of duty in connection with the accounting fraud issues. The company will consider legal measures, including claims for damages against the individuals concerned, and respond promptly.

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Decision and Details

Executive Liability Investigation Committee

Investigation report and recommendations by the Executive Liability Investigation Committee concerning the legal liability of current and former officers

Decision16 October 2026
ImplementationInvestigation report scheduled for disclosure by around 20 October 2026
Going forwardThe report is scheduled for disclosure by around 20 October 2026 after the partial withholding measures have been completed. The company will consider necessary legal measures, including claims for damages against the officers and others concerned, and respond promptly.
Quantity / scale11 people considered likely to bear liability (8 directors, audit and supervisory board members, and others, including 1 former executive officer among the individuals identified as covered)
Reason

To investigate the legal liability of officers in the performance of their duties in connection with a series of accounting fraud issues within the group. The necessary parts of the investigation report have also been withheld to protect trade secrets and personal privacy.

Decision and Details
ItemDetails
Matter CoveredInvestigation report and recommendations by the Executive Liability Investigation Committee concerning the legal liability of current and former officers
Decision-Making BodyExecutive Liability Investigation Committee
Decision Date16 October 2026
Implementation DateInvestigation report scheduled for disclosure by around 20 October 2026
Quantity / scale11 people considered likely to bear liability (8 directors, audit and supervisory board members, and others, including 1 former executive officer among the individuals identified as covered)
ReasonTo investigate the legal liability of officers in the performance of their duties in connection with a series of accounting fraud issues within the group. The necessary parts of the investigation report have also been withheld to protect trade secrets and personal privacy.
Governing RuleCompanies Act, Article 423(1); Civil Code, Articles 644 and 415(1); Executive Officer Regulations
Related previous disclosures16 October 2026: “Regarding Receipt of the Investigation Report from the Executive Liability Investigation Committee”
Future plansThe report is scheduled for disclosure by around 20 October 2026 after the partial withholding measures have been completed. The company will consider necessary legal measures, including claims for damages against the officers and others concerned, and respond promptly.
Items this document does not state (3)
Period CoveredAmountImpact on Business Performance

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The company received an investigation report and recommendations regarding whether its officers bear legal responsibility in the performance of their duties in connection with a series of accounting fraud issues within the group. To protect trade secrets and personal privacy, the company will withhold parts of the investigation report and plans to disclose it by around 20 October 2026.

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Report of the Investigation by the Officer Liability Investigation Committee | NIDEC CORPORATION (6594) timely disclosure | Komori