Notice Regarding the Completion of Construction Work at a Consolidated Subsidiary | ETS Group Co.,Ltd. (253A) timely disclosure

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Completion of construction work by a subsidiary

Subject Entity

ETS Line Co., Ltd. (a consolidated subsidiary of the filing company)

Target Locations / Products

Toyota, Aichi Prefecture. Removal and installation of extra-high-voltage substation equipment. The customer was a foreign-affiliated solar power plant operator.

OccurrenceMay 2026 (specific completion date: Not disclosed)

This disclosure06/23/2026

Impact on Earnings Forecast

The portion of the work completed between October 2025 and May 2026 has already been reflected in the "Notice Regarding Revisions to Earnings Forecasts" announced on 14 May 2026. If it becomes necessary to revise the forecast figures going forward, the company will promptly disclose the revisions.

Outlook

If it becomes necessary to revise the forecast figures going forward, the company will promptly disclose the revisions.

Planned follow-up disclosure

If it becomes necessary to revise the forecast figures, the company will promptly disclose the revisions.

Event that occurred
Item	Details
Event name	Completion of construction work by a subsidiary
Date of occurrence	May 2026 (specific completion date: Not disclosed)
Subject Entity	ETS Line Co., Ltd. (a consolidated subsidiary of the filing company)
Target Locations / Products	Toyota, Aichi Prefecture. Removal and installation of extra-high-voltage substation equipment. The customer was a foreign-affiliated solar power plant operator.
Impact on Earnings Forecast	The portion of the work completed between October 2025 and May 2026 has already been reflected in the "Notice Regarding Revisions to Earnings Forecasts" announced on 14 May 2026. If it becomes necessary to revise the forecast figures going forward, the company will promptly disclose the revisions.
Outlook	If it becomes necessary to revise the forecast figures going forward, the company will promptly disclose the revisions.
Planned follow-up disclosure	If it becomes necessary to revise the forecast figures, the company will promptly disclose the revisions.

Items this document does not state (18)

Date recognized / date notice receivedCauseAmount of Impact on Business PerformanceAccounting period in which recognizedType of litigation or proceedingCourt or authorityPlaintiffDefendantDate of filing / date of actionClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateInvestigation structureMeasures to prevent recurrenceDirectors' and officers' liabilityVoting rights ownership percentage before the changeVoting rights ownership percentage after the change

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