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Other Disclosures4054Japan PropTech Co.,Ltd.Information and Communications, Services and Others

Japan’s only rental housing index, “CRIX,” used in “AI Rent Simulation,” a new feature of the real estate investment platform 楽待

Nippon Information Create’s rental housing index, CRIX, will be used in the “AI Rent Simulation” feature added to Rakumachi Co., Ltd.’s real estate investment platform, “Rakumachi.”

Worth reading
70In focus
Scored from 4 of 6 sections
Direction
Improvement
Direction inferred from the company’s description.
Scale
—
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Wording
Definitive
How definitive the wording is.

Announced details

CRIX (Create Rental Housing Index)Rakumachi real estate investment platformAI Rental Rate Simulation
Applicable field (uses covered by this announcement)

Real estate investment; rental estimation and analysis of prevailing rental rates in surrounding areas; rental property management

What the company reported numerically
Usage history

Rakumachi receives 1.68 million monthly visitors, and 5,600 real estate companies nationwide register property information on the platform. Its YouTube channel has 1.7 million subscribers and 1.3 billion total views (as of August 2026).

Relationship between the counterparty and the company
Japan PropTech Co.,Ltd.4054
Relationship with the Company

CRIX will be used in 楽待株式会社’s new “AI Rent Simulation” feature. No capital or personnel relationship is stated.

Counterparty楽待株式会社 (Securities code: 6037)

5th Floor, Sumitomo Fudosan Hatchobori Building, 3-3-5 Hatchobori, Chuo-ku, Tokyo; Representative Director: Fujie Ryo (藤江 良); established 23 August 2005; operates the “Rakumachi” real estate investment platform, launched in 2006; TSE Standard Market; securities code 6037

Impact on Business Performance

The impact of this matter on results for the current fiscal year is immaterial

The company does not address Contract Value / Offering price.

Source (materials cited by the company)

*1 Company research (as of the end of April 2024); *2 楽待株式会社 research (August 2026), Gomez Consulting research (August 2025), and Similarweb research (August 2026)

Announced details
ItemDetails
Names of Products / Services CoveredCRIX (Create Rental Housing Index), Rakumachi real estate investment platform, AI Rental Rate Simulation
Counterparty楽待株式会社 (Securities code: 6037)
Counterparty overview5th Floor, Sumitomo Fudosan Hatchobori Building, 3-3-5 Hatchobori, Chuo-ku, Tokyo; Representative Director: Fujie Ryo (藤江 良); established 23 August 2005; operates the “Rakumachi” real estate investment platform, launched in 2006; TSE Standard Market; securities code 6037
Relationship with the CompanyCRIX will be used in 楽待株式会社’s new “AI Rent Simulation” feature. No capital or personnel relationship is stated.
Applicable areaReal estate investment; rental estimation and analysis of prevailing rental rates in surrounding areas; rental property management
Usage historyRakumachi receives 1.68 million monthly visitors, and 5,600 real estate companies nationwide register property information on the platform. Its YouTube channel has 1.7 million subscribers and 1.3 billion total views (as of August 2026).
Impact on Business PerformanceThe impact of this matter on results for the current fiscal year is immaterial
Source*1 Company research (as of the end of April 2024); *2 楽待株式会社 research (August 2026), Gomez Consulting research (August 2025), and Similarweb research (August 2026)
Items this document does not state (10)
Contract ValueOffering priceContract DateLaunch dateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocationLocation scaleQuantitative Effects

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 will be used by Rakumachi’s AI Rent Simulation to calculate estimated rents and prevailing rental rates from property information and surrounding-area data.

How to read this page

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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Japan’s only rental housing index, “CRIX,” used in “AI Rent Simulation,” a new feature of the real estate investment platform 楽待 | Japan PropTech Co.,Ltd. (4054) timely disclosure | Komori