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TOYO TANSO CO.,LTD. — Investor Relations & Filings

Ticker · 5310 ISIN · JP3616000000 LEI · 529900YTFHZ3XYGL3R93 T Manufacturing
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Filings indexed 71 across all filing types
Latest filing 2026-03-25 Regulatory Filings
Country JP Japan
Listing T 5310

About TOYO TANSO CO.,LTD.

http://www.toyotanso.com/

TOYO TANSO CO.,LTD. is a developer and manufacturer of high-performance carbon products. The company was the first to successfully mass-produce isotropic graphite, a specialized material with excellent thermal and electrical properties, conductivity, and durability. Its carbon and graphite products are utilized in a wide range of applications, including the semiconductor and industrial machinery sectors. The company's business philosophy is based on prioritizing customer needs and product quality, utilizing optimized equipment and technology to innovate within the field of carbon materials.

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, Article 24-4-2, Paragraph 1. 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, even if they reference a specific report, should be classified as Regulatory Filings (RNS) rather than the report itself. FY 2025
2026-03-25 Japanese
有価証券報告書－第84期(2025/01/01－2025/12/31)
Annual Report Classification · 1% confidence The document is a Japanese 'Yuka Shoken Hokokusho' (Securities Report), which is the Japanese equivalent of a 10-K. It contains comprehensive financial statements, business descriptions, and governance information for the fiscal year ending December 31, 2025. It is a full annual report, not an announcement or a summary. FY 2025
2026-03-25 Japanese
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, specifically certifying the accuracy of a previously filed interim report (第２四半期報告書). According to the 'Certification Rule', documents that are primarily officer certifications or attestations, even if they reference a specific report, should be classified as Regulatory Filings (RNS) rather than the report itself. H1 2025
2025-11-07 Japanese
訂正半期報告書－第84期(2025/01/01－2025/12/31)
Interim / Quarterly Report Classification · 1% confidence The document is a 'Quarterly Report' (半期報告書) for Toyo Tanso Co., Ltd. covering the period from January 1, 2025, to June 30, 2025. It contains detailed financial statements, management analysis (MDA), and corporate information, which are characteristic of an Interim/Quarterly Report. Although it mentions a correction (訂正), the content is a comprehensive financial filing rather than a simple announcement or certification. H1 2025
2025-11-07 Japanese
確認書
Report Publication Announcement Classification · 1% confidence The document is a 'Confirmation Letter' (Kakunin-sho) filed under the Financial Instruments and Exchange Act, specifically accompanying a semi-annual report (第２四半期報告書). While it references a semi-annual report, the document itself is a short regulatory filing confirming the accuracy of the report's contents. Given its nature as a formal regulatory submission required by the Kanto Local Finance Bureau, it falls under the RNS category as a general regulatory filing.
2025-08-08 Japanese
半期報告書－第84期(2025/01/01－2025/12/31)
Interim / Quarterly Report Classification · 1% confidence The document is a '半期報告書' (Semi-Annual Report) for Toyo Tanso Co., Ltd., covering the period from January 1, 2025, to June 30, 2025. It contains detailed financial statements, management analysis (MDA), and corporate information required under the Financial Instruments and Exchange Act of Japan. As it is a comprehensive financial report for a period shorter than a full fiscal year, it falls under the 'Interim / Quarterly Report' category. H1 2025
2025-08-08 Japanese

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