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NITTO SEIKO CO.,LTD. — Investor Relations & Filings

Ticker · 5957 ISIN · JP3682800002 T Manufacturing
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Filings indexed 67 across all filing types
Latest filing 2026-03-31 Regulatory Filings
Country JP Japan
Listing T 5957

About NITTO SEIKO CO.,LTD.

https://www.nittoseiko.co.jp/en.html

Nitto Seiko Co., Ltd. is a manufacturer specializing in advanced solutions based on integrated fastening, assembly, and inspection technologies. The company's portfolio is structured around three primary business units. The Fastening division produces a wide range of industrial fasteners, including precision screws, self-tapping screws, and various cold-forged parts, with a production capacity exceeding two billion units per month. The Automatic Assembly Machine division provides comprehensive screw fastening systems, from screwdrivers and arm drivers to single- and multi-axis automated machines and rivet fastening devices. The Inspection Equipment division offers measurement solutions, with a focus on positive displacement flowmeters, alongside other inspection and cleaning equipment designed to improve industrial efficiency and reduce environmental impact.

Recent filings

Filing Released Lang Actions
確認書
Regulatory Filings Classification · 100% confidence The document is titled '確認書' (Confirmation Letter) and explicitly states it is submitted under the Financial Instruments and Exchange Act. It serves as an officer's certification regarding the accuracy of the company's Annual Securities Report (有価証券報告書). According to the 'CERTIFICATION RULE', documents that are primarily officer certifications or attestations should be classified as Regulatory Filings (RNS), even if they reference a specific report type. FY 2025
2026-03-31 Japanese
有価証券報告書－第120期(2025/01/01－2025/12/31)
Annual Report Classification · 100% confidence The document is a Japanese '有価証券報告書' (Yuuka Shouken Houkokusho), which is the standard Japanese equivalent of an Annual Report (10-K). It includes the mandatory cover page, fiscal year information (第120期, 2025-01-01 to 2025-12-31), and XBRL-like tagging data typical of official annual filings submitted to the Kinki Finance Bureau under the Financial Instruments and Exchange Act. FY 2025
2026-03-31 Japanese
確認書
Regulatory Filings Classification · 95% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act, Article 24-4-2, Paragraph 4. It serves as an officer's certification regarding the accuracy of a previously filed corrected Annual Securities Report (有価証券報告書). According to the 'Certification Rule', documents that are primarily officer certifications or attestations, even if they reference a report, should be classified as Regulatory Filings (RNS). FY 2024
2026-03-31 Japanese
訂正有価証券報告書－第119期(2024/01/01－2024/12/31)
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), which is the Japanese equivalent of a 10-K. It includes XBRL data tags and covers the fiscal year ending December 31, 2024. As it is a formal filing of the annual report (even if a correction), it falls under the 10-K category. FY 2024
2026-03-31 Japanese
半期報告書－第120期(2025/01/01－2025/12/31)
Interim / Quarterly Report Classification · 100% confidence The document is a '第２四半期報告書' (Second Quarter Report) for Nitto Seiko Co., Ltd., covering the period from January 1, 2025, to June 30, 2025. It contains detailed financial statements (balance sheets, etc.) and management analysis, which aligns with the definition of an Interim/Quarterly Report (IR). H1 2025
2025-08-12 Japanese
確認書
Report Publication Announcement Classification · 100% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act, specifically related to the 'Second Quarter Report' (第２四半期報告書). It confirms the accuracy of the interim report for the period ending June 30, 2025. Since this is a regulatory filing required by Japanese law to accompany the interim report and does not constitute the interim report itself, it falls under the category of general regulatory filings.
2025-08-12 Japanese

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