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OSAKA YUKA INDUSTRY LTD. — Investor Relations & Filings

Ticker · 4124 ISIN · JP3187100007 T Manufacturing
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Filings indexed 62 across all filing types
Latest filing 2026-05-14 Regulatory Filings
Country JP Japan
Listing T 4124

About OSAKA YUKA INDUSTRY LTD.

https://www.osaka-yuka.co.jp/en/

OSAKA YUKA INDUSTRY LTD. is a specialized manufacturer providing advanced separation and purification technologies. The company's core business is precision distillation and a wide range of refining services, including sublimation refining, for various chemical substances. It focuses on highly difficult separation and refining projects across diverse fields. To support its services, the company designs all its distillation apparatuses in-house, with equipment capacities ranging from 0.1 L to 10,000 L. This allows for handling projects of various scales, from small-scale research and development to larger production volumes, with a commitment to high-quality outcomes.

Recent filings

Filing Released Lang Actions
確認書
Regulatory Filings Classification · 91% confidence The document is a confirmation letter (“確認書”) submitted under the Financial Instruments and Exchange Act, whereby the CEO and CFO attest to the appropriateness of the half-year report’s contents. It does not include the actual financial statements or substantive data, but is an officer certification/attestation. Per the Certification Rule, such documents are classified as Regulatory Filings (RNS), not as the report itself.
2026-05-14 Japanese
半期報告書－第65期(2025/10/01－2026/09/30)
Interim / Quarterly Report Classification · 99% confidence The document is titled “半期報告書” (Semiannual Report) filed under the Financial Instruments and Exchange Act (第24条の５第１項) covering the period Oct 1, 2025 to Mar 31, 2026. It contains full interim consolidated financial statements, segment data, management discussion and notes. This is a substantive mid‐year/quarterly financial filing, not merely an announcement or certification. Therefore it is classified as an Interim / Quarterly Report. H1 2026
2026-05-14 Japanese
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
Transaction in Own Shares Classification · 100% confidence The document is a '自己株券買付状況報告書' (Report on Status of Acquisition of Treasury Shares) filed under the Financial Instruments and Exchange Act. It details the company's share buyback activity for the period of December 2025, including the number of shares acquired and the total cost. This aligns perfectly with the definition for 'Transaction in Own Shares' (POS).
2026-01-15 Japanese
確認書
Regulatory Filings Classification · 95% confidence The document is a 'Confirmation Letter' (Kakunin-sho) filed under the Financial Instruments and Exchange Act of Japan. It serves as a formal certification by the CEO and CFO regarding the accuracy of the company's Annual Securities Report (Yuuka Shouken Houkokusho). Since it is a regulatory filing required by law to accompany financial reporting but does not constitute the financial report itself, and does not fit into specific categories like AGM or M&A, it is classified as a Regulatory Filing (RNS).
2025-12-26 Japanese
有価証券報告書－第64期(2024/10/01－2025/09/30)
Annual Report Classification · 100% confidence The document is a Japanese 'Yuka Shoken Hokokusho' (Securities Report), which is the Japanese equivalent of a 10-K annual report. It contains detailed financial statements, management discussion, and corporate information for the fiscal year ending September 30, 2025. The document structure, including the header with '提出書類: 有価証券報告書' (Submitted Document: Securities Report) and the inclusion of multi-year financial performance tables, confirms it is an annual report. FY 2025
2025-12-26 Japanese
確認書
Regulatory Filings Classification · 100% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act. It serves as an officer certification by the CEO and CFO regarding the accuracy of the company's semi-annual report. Per the 'CERTIFICATION RULE', documents that are primarily officer certifications or attestations, even if they reference a financial report, should be classified as Regulatory Filings (RNS) rather than the report itself. H1 64
2025-05-15 Japanese

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