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Other Disclosures9336Daiei Kankyo Co.,Ltd.Information and Communications, Services and Others

Notice regarding the posting of presentation materials for new investors

The Company prepared company and business explanatory materials for new investors, titled “はじめての大栄環境,” and posted them on the IR information page of its corporate website on 25 September 2026.

Worth reading
41Recurring
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Direction
Neutral
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Scale
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Wording
Definitive
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Announced details

“はじめての大栄環境” — The First Step Toward Understanding the Waste Management Business
Applicable field (uses covered by this announcement)

Investor relations and understanding the waste management business

Launch date25 September 2026 (actual date; materials publication date)
Location (as indicated in this announcement)

The Company’s corporate website IR information page (https://www.dinsgr.co.jp/ir/)

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Source (materials cited by the company)

Ministry of the Environment, Foundation for Promoting Industrial Waste Management, Japan Association of Depopulated Areas, and others (sources of market and industry data in the materials)

Announced details
ItemDetails
Names of Products / Services Covered“はじめての大栄環境” — The First Step Toward Understanding the Waste Management Business
Launch date25 September 2026 (actual date; materials publication date)
Applicable areaInvestor relations and understanding the waste management business
LocationThe Company’s corporate website IR information page (https://www.dinsgr.co.jp/ir/)
SourceMinistry of the Environment, Foundation for Promoting Industrial Waste Management, Japan Association of Depopulated Areas, and others (sources of market and industry data in the materials)
Items this document does not state (13)
CounterpartyCounterparty overviewRelationship with the CompanyContract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocation scaleQuantitative EffectsUsage historyImpact 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.

To help prospective investors and investors who have recently become shareholders understand the Company’s profile, its waste management business model, the industry environment, growth opportunities and the Company’s strengths.

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.
Notice regarding the posting of presentation materials for new investors | Daiei Kankyo Co.,Ltd. (9336) timely disclosure | Komori