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ISHIHARA SANGYO KAISHA, LTD. — Investor Relations & Filings

Ticker · 4028 ISIN · JP3136800004 T Manufacturing
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Filings indexed 78 across all filing types
Latest filing 2025-11-07 Regulatory Filings
Country JP Japan
Listing T 4028

About ISHIHARA SANGYO KAISHA, LTD.

https://www.iskweb.co.jp/eng/

Ishihara Sangyo Kaisha, Ltd. is a chemical manufacturer with core operations in inorganic and organic chemicals. The inorganic chemicals business is a leading producer of titanium dioxide, a white pigment used extensively in products such as paints, coatings, and plastics. This division also develops functional materials for electronic components and environmental purification. The organic chemicals business focuses on life sciences, producing agrochemicals to support a stable and safe food supply, pharmaceuticals to advance medicine, and animal health products. The company also leverages biotechnology for applications such as creating unique flower colors.

Recent filings

Filing Released Lang Actions
確認書
Regulatory Filings Classification · 1% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act, which serves as an officer certification regarding the accuracy of a semi-annual report. 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 like an interim/semi-annual report. H1 103
2025-11-07 Japanese
半期報告書－第103期(2025/04/01－2026/03/31)
Interim / Quarterly Report Classification · 1% confidence The document is a '半期報告書' (Semi-Annual Report) for Ishihara Sangyo Kaisha, Ltd., covering the period from April 1, 2025, to September 30, 2025. It contains detailed financial statements, including the balance sheet, and management analysis. This fits the definition of an Interim/Quarterly Report (IR) as it provides comprehensive financial data for a period shorter than a full fiscal year. H1 2025
2025-11-07 Japanese
確認書
Audit Report / Information Classification · 1% confidence The document is a 'Confirmation Letter' (Kakunin-sho) filed under the Financial Instruments and Exchange Act of Japan. It confirms the accuracy of a previously filed Annual Securities Report (Yuuka Shouken Houkokusho). Since this is a regulatory filing confirming the validity of financial disclosures and does not fit into specific categories like 10-K or IR, it is classified as a Regulatory Filing (RNS). FY 2023
2025-08-22 Japanese
訂正有価証券報告書－第100期(2022/04/01－2023/03/31)
Annual Report Classification · 1% confidence The document is a Japanese '有価証券報告書' (Yuuka Shouken Houkokusho), which is the Japanese equivalent of an Annual Report (10-K). The header explicitly identifies it as a report for the 100th fiscal year (2022-04-01 to 2023-03-31) and references the Financial Instruments and Exchange Act. It contains extensive XBRL tagging and financial data, confirming it is the full annual report rather than an announcement or summary. FY 2023
2025-08-22 Japanese
確認書
Regulatory Filings Classification · 1% confidence The document is a 'Confirmation Letter' (Kakunin-sho) filed under the Financial Instruments and Exchange Act in Japan. It serves as a formal certification by the CEO regarding the accuracy of a previously filed Annual Securities Report (Yuuka Shouken Houkokusho). Since it is a regulatory filing confirming the validity of financial disclosures and does not fit into specific categories like earnings releases or board changes, it is classified as a Regulatory Filing (RNS).
2025-08-22 Japanese
訂正有価証券報告書－第101期(2023/04/01－2024/03/31)
Annual Report Classification · 1% confidence The document is a Japanese 'Yuka Shoken Hokokusho' (Securities Report), which is the Japanese equivalent of a 10-K annual report. The header explicitly identifies it as an 'Annual Securities Report' (有価証券報告書) and includes the fiscal year period (第101期, 2023-04-01 to 2024-03-31). It contains XBRL data and detailed financial disclosures, confirming it is the full annual report rather than an announcement. FY 2024
2025-08-22 Japanese

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