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WingArc1st (4432) · InitiativeAdvanced

Ensuring the Reliability of Electronic Documents through the Digital Trust Service “Trustee”

First written in FY2026-H1. 5 of 7 entries say "Advanced", first in 2026-04-09. Latest entry: 2026-10-14.

7entries
2years
4from disclosures
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How it moved
ProgressHeldSoftenedWorseFirst statedFY2026-H1AdvancedFY2026 – 2026-10-142025: 120252026: 62026
Same theme, other companies
Trustee services for verifying the authenticity of electronic documents and preventing tamperingA theme 1 companies write about · 0 as a headwind · 1 as a tailwind

No other company in this theme has enough history to compare yet.

Full recordFilings, disclosures and news, newest first
  1. 2026-10-14AdvancedEarnings

    「サイバートラスト株式会社と「トラストサービス(注1)」の国内普及促進および、AI時代に対応したデジタルトラスト基盤の構築に向けて協業することに合意。」

    トラストサービスの普及促進とデジタルトラスト基盤構築に向けた協業を記載した。
  2. FY2027-H1AdvancedAnnual report

    「March 2026: The company agreed to collaborate with Cybertrust Japan Co., Ltd. to promote the domestic adoption of “Trust Services (Note 1)” and build a digital trust platform for the AI era. The collaboration will help achieve both legal reliability and operational efficiency in fully paperless intercompany transactions, while contributing to the realization of an advanced data-utilization society suited to the AI era through the development of a trust platform compliant with global standards.」

    The collaboration with Cybertrust gave concrete form to plans to expand digital trust services such as Trustee into infrastructure for data utilization in the AI era and fully paperless transactions.
  3. 2026-07-14AdvancedEarnings

    「The company agreed to collaborate with Cybertrust Japan Co.,Ltd. to promote the domestic adoption of trust services (Note 1) and build a digital trust platform for the AI era. The collaboration aims to achieve both legal reliability and operational efficiency in the complete paperless processing of business-to-business transactions, and to contribute to a sophisticated data-utilization society suited to the AI era by building a trust platform compliant with global standards.」

    The agreement to collaborate with Cybertrust Japan Co.,Ltd. expanded the development of a digital trust platform into a collaborative initiative.
  4. FY2026AdvancedAnnual report

    「November 2025: The report cloud service SVF Cloud began offering the Trustee Timestamp service. By enabling document issuers to apply timestamps at high speed and low cost, the service reduces the risk of tampering with documents sent to recipients.」

    Integrated Trustee with SVF Cloud, putting into practice the reduction of electronic document tampering risk through timestamping when reports are issued. Trustee itself claims processing performance of 1,000 documents per second.
  5. FY2026-H1First statedAnnual report

    「August 2025: Began offering the digital trust service Trustee to ensure the reliability of electronic documents in business-to-business transactions. Achieved a low-cost timestamping service capable of processing 1,000 documents per second, the fastest in Japan.」

    Began offering the new Trustee service to ensure the reliability of electronic documents in business-to-business transactions and demonstrated processing performance of 1,000 documents per second.
Moved together

"Data Empowerment Business Treating Big Data as a “New Resource”" moved the same way as this thread, in the same document, in 5 of its 7 moves.

555554★123456
  1. ★This thread
  2. 1Data Empowerment Business Treating Big Data as a “New Resource”5×
  3. 2Enhancing Data Analysis and Business Operations Through Generative AI5×
  4. 3Expansion of the Recurring Business5×
  5. 4Expansion of Cloud Business and Platform-Based Services5×
  6. 5System integration and business process automation through DEJIREN and other services5×
  7. 6Realizing a Data Platform to Advance Corporate DX4×

★ is this thread; numbers match the list above. The number on a line is how many documents both moved the same way in; lines between the other threads count the documents they moved together in too. Threads that move together often sit closer.

When this could move next
No upcoming earnings preview for WingArc1st yet. It last moved in the Earnings of 2026-10-14: "Advanced".
News
No news is linked to this thread yet. When an article touches it, it will appear here by date.
Ensuring the Reliability of Electronic Documents through the Digital Trust Service “Trustee” | WingArc1st Inc. (4432) | Komori