Notice Regarding Unauthorized Access to Servers Used by the Company (Initial Report)
Ｃｏｃｏｌｉｖｅ株式会社
Some of the web servers used for KASIKA
Possible unauthorized access by an external third party (the source of the incident is still under investigation)
The impact of this incident on the company's results is currently being assessed. If a material impact is expected, the company will make a timely disclosure.
Company response
An emergency response headquarters has been established, and an investigation is being conducted with the assistance of an external specialist security investigation firm, including a detailed analysis of access logs and other data to determine the full extent of the incident.
The company will promptly provide an update as soon as any new fact requiring disclosure regarding this matter or the investigation results becomes known. If a material impact is expected, the company will make a timely disclosure.
The company will promptly provide an update as soon as any new fact requiring disclosure or investigation result becomes known.
| Item | Details |
|---|---|
| Event name | Notice Regarding Unauthorized Access to Servers Used by the Company (Initial Report) |
| Date of occurrence | 7 November 2026 (Saturday) (the date on which traces of suspicious access were detected; the actual date of the unauthorized access is Not disclosed) |
| Date recognized / date notice received | 7 November 2026 (Saturday) (the date on which traces of suspicious access were detected by the company's system monitoring systems) |
| Subject Entity | Ｃｏｃｏｌｉｖｅ株式会社 |
| Target Locations / Products | Some of the web servers used for KASIKA |
| Cause | Possible unauthorized access by an external third party (the source of the incident is still under investigation) |
| Impact on Earnings Forecast | The impact of this incident on the company's results is currently being assessed. If a material impact is expected, the company will make a timely disclosure. |
| Investigation structure | An emergency response headquarters has been established, and an investigation is being conducted with the assistance of an external specialist security investigation firm, including a detailed analysis of access logs and other data to determine the full extent of the incident. |
| Outlook | The company will promptly provide an update as soon as any new fact requiring disclosure regarding this matter or the investigation results becomes known. If a material impact is expected, the company will make a timely disclosure. |
| Planned follow-up disclosure | The company will promptly provide an update as soon as any new fact requiring disclosure or investigation result becomes known. |
Items this document does not state (15)
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.It became known that unauthorized access by an external third party may have occurred. The source of the incident and the full extent of the damage are still under investigation.