Komori
Occurring Fact4658Nippon Air Conditioning Services Co.,Ltd.Information and Communications, Services and Others

(Update on Previously Disclosed Matter) Notice Concerning Measures to Prevent Recurrence of Improper Conduct by an Employee and Management Accountability

In light of the company's inability to detect employee misconduct over an extended period, measures to prevent recurrence have been decided, including controls over the calibration of measuring instruments, checking systems, and training and reporting systems. The president and others will also voluntarily return part of their executive compensation.

Worth reading
51Recurring
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Mixed performance
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Conditional
How definitive the wording is.

Measures to prevent recurrence of misconduct by employees and management oversight responsibility

Subject Entity

Nippon Air Conditioning Services Co.,Ltd.

Target Locations / Products

Measuring instruments owned by the company, calibration certificates issued by third parties, internal calibration records, and all related locations and personnel

This disclosure09/25/2026
Cause

Management oversight problems that allowed misconduct to go undetected for an extended period, a system in which calibration of measuring instruments was left to individual worksites, and the risk of misconduct and reduced self-correction arising from employees remaining at the same location for an extended period

Company response

Investigation structure

Deliberation by a management responsibility review committee composed of outside directors

Measures to prevent recurrence

(1) Rebuilding the corporate culture ① Elevating the company motto into alignment between words and actions ② Moving from the formalization of the management philosophy to genuine understanding and internalization; (2) Strengthening monitoring functions and checking systems ① Strengthening monitoring functions ② Strengthening checking systems; (3) Improving the effectiveness of internal training and education and strengthening the reporting line and compliance hotline ① Improving the effectiveness of internal training and education ② Strengthening the reporting line and compliance hotline; (4) Implementing appropriate calibration ① Establishing a calibration system ② Ensuring the proper implementation of internal calibration

Directors' and officers' liability

The representative director and president will voluntarily return 10% of monthly executive compensation for 2 months from October 2026; 2 executive directors will voluntarily return 5% of monthly executive compensation for 2 months from October 2026; and 1 senior executive officer will voluntarily return 5% of monthly executive compensation for 1 month from October 2026

Impact on Earnings Forecast

The impact of this matter on the company's consolidated results is currently considered immaterial. If any matter requiring disclosure arises, the company will notify stakeholders promptly.

Related procedures

Type

Internal disciplinary proceedings

Outlook

The company will implement measures to prevent recurrence and establish systems to prevent misconduct. The employees involved will be subject to deliberation by the disciplinary committee and dealt with strictly once the proceedings are complete.

Planned follow-up disclosure

If any matter requiring disclosure arises, the company will notify stakeholders promptly.

Event that occurred
ItemDetails
Event nameMeasures to prevent recurrence of misconduct by employees and management oversight responsibility
Subject EntityNippon Air Conditioning Services Co.,Ltd.
Target Locations / ProductsMeasuring instruments owned by the company, calibration certificates issued by third parties, internal calibration records, and all related locations and personnel
CauseManagement oversight problems that allowed misconduct to go undetected for an extended period, a system in which calibration of measuring instruments was left to individual worksites, and the risk of misconduct and reduced self-correction arising from employees remaining at the same location for an extended period
Impact on Earnings ForecastThe impact of this matter on the company's consolidated results is currently considered immaterial. If any matter requiring disclosure arises, the company will notify stakeholders promptly.
Type of litigation or proceedingInternal disciplinary proceedings
Investigation structureDeliberation by a management responsibility review committee composed of outside directors
Measures to prevent recurrence(1) Rebuilding the corporate culture ① Elevating the company motto into alignment between words and actions ② Moving from the formalization of the management philosophy to genuine understanding and internalization; (2) Strengthening monitoring functions and checking systems ① Strengthening monitoring functions ② Strengthening checking systems; (3) Improving the effectiveness of internal training and education and strengthening the reporting line and compliance hotline ① Improving the effectiveness of internal training and education ② Strengthening the reporting line and compliance hotline; (4) Implementing appropriate calibration ① Establishing a calibration system ② Ensuring the proper implementation of internal calibration
Directors' and officers' liabilityThe representative director and president will voluntarily return 10% of monthly executive compensation for 2 months from October 2026; 2 executive directors will voluntarily return 5% of monthly executive compensation for 2 months from October 2026; and 1 senior executive officer will voluntarily return 5% of monthly executive compensation for 1 month from October 2026
OutlookThe company will implement measures to prevent recurrence and establish systems to prevent misconduct. The employees involved will be subject to deliberation by the disciplinary committee and dealt with strictly once the proceedings are complete.
Planned follow-up disclosureIf any matter requiring disclosure arises, the company will notify stakeholders promptly.
Items this document does not state (14)
Date of occurrenceDate recognized / date notice receivedAmount of Impact on Business PerformanceAccounting period in which recognizedCourt or authorityPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateVoting rights ownership percentage before the changeVoting rights ownership percentage after the change

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.

This is based on management oversight responsibility for the company's inability to detect employee misconduct over an extended period, as well as the risk of misconduct arising in areas such as measuring instrument calibration controls and checking systems.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
(Update on Previously Disclosed Matter) Notice Concerning Measures to Prevent Recurrence of Improper Conduct by an Employee and Management Accountability | Nippon Air Conditioning Services Co.,Ltd. (4658) timely disclosure | Komori