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O.B.System Inc. — Investor Relations & Filings

Ticker · 5576 ISIN · JP3173250006 T Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
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Filings indexed 28 across all filing types
Latest filing 2026-06-05 Governance Information
Country JP Japan
Listing T 5576

About O.B.System Inc.

https://www.obs.co.jp/

O.B.System Inc. is an independent system integration services provider established in 1972. The company offers comprehensive, end-to-end solutions that span from system consulting and design to application software development and subsequent operations. It specializes in digital transformation (DX) and cloud computing technologies. The company's primary business domains are segmented into four key areas: Financial, Industrial Distribution, Social Public, and IT Innovation, delivering tailored services to meet the specific needs of clients in these sectors.

Recent filings

Filing Released Lang Actions
支配株主等に関する事項について
Governance Information Classification · 80% confidence The document is a regulatory disclosure by the listed company concerning its parent/controlling shareholder, related party relationships, and board composition (including independent directors). There are no financial statements or results, no management changes, and no share transactions by insiders. This falls under corporate governance disclosures about ownership structure and board independence, matching the Governance Information category.
2026-06-05 Japanese
剰余金の配当（増配）に関するお知らせ
Regulatory Filings
2026-04-22 Japanese
2026年３月期 通期決算補足説明資料
Regulatory Filings
2026-04-22 Japanese
2026年３月期 決算短信〔日本基準〕（連結）
Regulatory Filings
2026-04-22 Japanese
確認書
Audit Report / Information Classification · 95% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act, specifically related to a correction of a previously filed Annual Securities Report (有価証券報告書). Since it is a regulatory filing confirming the accuracy of a corrected report and does not constitute the full annual report itself, it falls under the category of general regulatory filings. FY 2024
2025-11-13 Japanese
訂正有価証券報告書－第52期(2023/04/01－2024/03/31)
Annual Report Classification · 100% confidence The document is a 'Correction Report' (訂正有価証券報告書) for an Annual Securities Report (有価証券報告書). It contains detailed financial data, including a table of key management indicators (主要な経営指標等の推移) covering multiple fiscal years, and is filed with the Kinki Finance Bureau under the Financial Instruments and Exchange Act. While it is a correction, it functions as a comprehensive annual financial disclosure document. According to the provided definitions, this falls under the 10-K category (Annual Report). FY 2024
2025-11-13 Japanese

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