Komori
Other Disclosures4498Cybertrust Japan Co.,Ltd.Information and Communications, Services and Others

Launch of “NRA Trust Seal,” an electronic seal service designed to mitigate the risk of PDF document forgery and tampering

Cybertrust Japan and 日本RA have commercialized “NRA Trust Seal,” an electronic seal service that enables verification of a PDF document’s issuer and detection of tampering. 日本RA is scheduled to begin selling the service on 1 September 2026. The service provides certificates, an electronic signature application, and user and device management functions in a single package.

Worth reading
73In focus
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
300
First-year sales target: 300 companies
Wording
Definitive
How definitive the wording is.

Announced details

NRA Trust SealCertificate for iTrust e-SealNRA electronic signature tool
Applicable field (uses covered by this announcement)

Electronic documents issued by companies and other corporate entities, including invoices and certificates. Compliance with the Electronic Book Preservation Act and the qualified invoice system.

Launch dateSales scheduled to begin on Tuesday, 1 September 2026
What the company reported numerically
Quantitative Effects

Up to 1,000 signatures per year. 300 additional signatures.

Relationship between the counterparty and the company
Cybertrust Japan Co.,Ltd.4498
Relationship with the Company

Cybertrust Japan will provide the certificates and electronic signature functions, while 日本RA will sell the service.

Counterparty日本RA Co., Ltd.

Head office: Minato-ku, Tokyo. Representative Director and President: Ogawa Hideto (小川秀人). A company providing authentication and security solutions centered on electronic certificates and PKI.

Registration number and expiry date

One e-seal certificate and a one-year license for a signer certificate. The registration number is not disclosed.

Location (as indicated in this announcement)

Cybertrust Japan Co., Ltd.: Minato-ku, Tokyo. 日本RA Co., Ltd.: Minato-ku, Tokyo.

Offering price

Offered at a low price. Specific pricing: not disclosed.

The company does not address Contract Value / Impact on Business Performance.

Source (materials cited by the company)

Includes a reference to the e-seal certification system led by the Ministry of Internal Affairs and Communications. The specific survey name and numerical source are not disclosed.

Announced details
ItemDetails
Names of Products / Services CoveredNRA Trust Seal, Certificate for iTrust e-Seal, NRA electronic signature tool
Counterparty日本RA Co., Ltd.
Counterparty overviewHead office: Minato-ku, Tokyo. Representative Director and President: Ogawa Hideto (小川秀人). A company providing authentication and security solutions centered on electronic certificates and PKI.
Relationship with the CompanyCybertrust Japan will provide the certificates and electronic signature functions, while 日本RA will sell the service.
Offering priceOffered at a low price. Specific pricing: not disclosed.
Launch dateSales scheduled to begin on Tuesday, 1 September 2026
Applicable areaElectronic documents issued by companies and other corporate entities, including invoices and certificates. Compliance with the Electronic Book Preservation Act and the qualified invoice system.
Registration number and expiry dateOne e-seal certificate and a one-year license for a signer certificate. The registration number is not disclosed.
LocationCybertrust Japan Co., Ltd.: Minato-ku, Tokyo. 日本RA Co., Ltd.: Minato-ku, Tokyo.
Quantitative EffectsUp to 1,000 signatures per year. 300 additional signatures.
SourceIncludes a reference to the e-seal certification system led by the Ministry of Internal Affairs and Communications. The specific survey name and numerical source are not disclosed.
Items this document does not state (7)
Contract ValueContract DateAward/certification nameAwarding / certifying bodyLocation scaleUsage 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 address the increase in electronic documents resulting from compliance with the Electronic Book Preservation Act and the qualified invoice system, as well as cost reductions and greater operational efficiency, and to mitigate the risk of electronic document forgery and tampering resulting from advances in generative AI and editing technologies.

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Launch of “NRA Trust Seal,” an electronic seal service designed to mitigate the risk of PDF document forgery and tampering | Cybertrust Japan Co.,Ltd. (4498) timely disclosure | Komori