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Other Disclosures1431Lib Work Co.,Ltd.Construction and Materials

Our 3D-Printed Housing Initiative Featured in the Global News Magazine Newsweek International

Our initiative involving the soil-based 3D-printed home “Lib Earth House model B” was featured in Newsweek International. The feature introduced the home’s environmental performance and our efforts to use AI and digital technologies in housing construction to an international audience.

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Announced details

Lib Earth House “model B”3D-printed homes
Applicable field (uses covered by this announcement)
Housing constructionHousing industrySustainable next-generation housing industry
What the company reported numerically
Quantitative Effects

Approximately 5 times the strength of the previous model (model A)

Approximately 50% lower CO₂ emissions than reinforced-concrete (RC) homes (company estimate)

Relationship between the counterparty and the company
Lib Work Co.,Ltd.1431
Relationship with the Company

Our 3D-printed housing initiative was featured in Newsweek International. Capital and personnel relationships are Not disclosed.

CounterpartyNewsweek International/Newsweek Publishing LLC

Newsweek International is published by Newsweek Publishing LLC. Other information, including its location, representative, capital, and year of establishment, is Not disclosed.

Registration number and expiry date

Obtained a patent on 3 December 2025 for formulation technology for a new building material made primarily from soil (patent number and expiration date are Not disclosed)

Location (as indicated in this announcement)

Approximately 100 m²

Impact on Business Performance

The impact on the earnings forecast for the fiscal year ending June 2027 is expected to be minor. If any matters requiring disclosure arise, they will be disclosed promptly.

The company does not address Contract Value / Offering price.

Source (materials cited by the company)

Company estimate

Announced details
ItemDetails
Names of Products / Services CoveredLib Earth House “model B”, 3D-printed homes
CounterpartyNewsweek International/Newsweek Publishing LLC
Counterparty overviewNewsweek International is published by Newsweek Publishing LLC. Other information, including its location, representative, capital, and year of establishment, is Not disclosed.
Relationship with the CompanyOur 3D-printed housing initiative was featured in Newsweek International. Capital and personnel relationships are Not disclosed.
Applicable areaHousing construction, Housing industry, Sustainable next-generation housing industry
Registration number and expiry dateObtained a patent on 3 December 2025 for formulation technology for a new building material made primarily from soil (patent number and expiration date are Not disclosed)
Location scaleApproximately 100 m²
Quantitative EffectsApproximately 5 times the strength of the previous model (model A), Approximately 50% lower CO₂ emissions than reinforced-concrete (RC) homes (company estimate)
Impact on Business PerformanceThe impact on the earnings forecast for the fiscal year ending June 2027 is expected to be minor. If any matters requiring disclosure arise, they will be disclosed promptly.
SourceCompany estimate
Items this document does not state (8)
Contract ValueOffering priceContract DateLaunch dateAward/certification nameAwarding / certifying bodyLocationUsage history

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.

Newsweek International introduced our use of 3D-printing technology and digital transformation to address challenges in Japan’s housing industry, our development of environmentally friendly homes, productivity improvements, CO₂ emissions reductions, and the transformation of the housing industry through AI and digital technologies.

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Our 3D-Printed Housing Initiative Featured in the Global News Magazine Newsweek International | Lib Work Co.,Ltd. (1431) timely disclosure | Komori