Skip to main content
RIKEN KEIKI CO.,LTD logo

RIKEN KEIKI CO.,LTD — Investor Relations & Filings

Ticker · 7734 ISIN · JP3971000009 T Manufacturing
Open in API
Filings indexed 91 across all filing types
Latest filing 2025-06-20 Annual Report
Country JP Japan
Listing T 7734

About RIKEN KEIKI CO.,LTD

https://www.rikenkeiki.co.jp/english

RIKEN KEIKI CO., LTD. is a specialized manufacturer focused on the research, development, and production of gas detection and environmental monitoring equipment. Established in 1939, the company leverages its extensive expertise in sensing technology to provide solutions that enhance safety in demanding industrial settings. Its comprehensive product portfolio features over 100 distinct types of gas detectors and related measurement instruments. These products are critical for applications in sectors such as semiconductor manufacturing, petroleum refining, steelmaking, and power generation. In addition to manufacturing, the company offers maintenance services, reinforcing its commitment to creating secure work environments.

Recent filings

Filing Released Lang Actions
訂正有価証券報告書－第115期(2020/04/01－2021/03/31)
Annual Report Classification · 100% confidence The document is a 'Correction of Securities Report' (訂正有価証券報告書) filed under the Financial Instruments and Exchange Act of Japan. It explicitly references the 'Annual Securities Report' (有価証券報告書) for the 115th fiscal year. In the Japanese regulatory context, the 'Yuka Shoken Hokokusho' is the equivalent of the 10-K annual report. Since this is a correction/amendment to that report, it falls under the 10-K category. FY 2021
2025-06-20 Japanese
訂正有価証券報告書－第116期(2021/04/01－2022/03/31)
Annual Report Classification · 100% confidence The document is identified as a '訂正有価証券報告書' (Amended Securities Report) for Riken Keiki Co., Ltd. In the Japanese regulatory context, '有価証券報告書' (Yuuka Shouken Houkokusho) is the equivalent of the US 10-K annual report. The document includes metadata indicating it is a formal filing under the Financial Instruments and Exchange Act, covering a specific fiscal year (116th term, 2021-04-01 to 2022-03-31). Although it is an amendment, it functions as the primary annual financial disclosure document. FY 2022
2025-06-20 Japanese
訂正四半期報告書－第117期第2四半期(2022/07/01－2022/09/30)
Interim / Quarterly Report Classification · 100% confidence The document is a 'Quarterly Report' (四半期報告書) for Riken Keiki Co., Ltd. covering the second quarter of the 117th fiscal period (April 1, 2022, to September 30, 2022). It contains detailed financial statements, including the balance sheet, income statement, and comprehensive income statement, as well as management's analysis of financial conditions and operating results. This aligns perfectly with the definition of an Interim/Quarterly Report (IR). Q2 2023
2025-06-20 Japanese
訂正有価証券報告書－第117期(2022/04/01－2023/03/31)
Annual Report Classification · 100% confidence The document is identified as a '訂正有価証券報告書' (Amended Annual Securities Report) filed under the Financial Instruments and Exchange Act of Japan. It contains detailed financial data, XBRL tags, and covers a specific fiscal year (第117期, 2022-04-01 to 2023-03-31). While it is an amendment, it functions as the primary annual financial disclosure document for the company, which aligns with the 10-K category in the provided schema. FY 2023
2025-06-20 Japanese
訂正四半期報告書－第118期第2四半期(2023/07/01－2023/09/30)
Interim / Quarterly Report Classification · 100% confidence The document is a 'Quarterly Report' (四半期報告書) for Riken Keiki Co., Ltd., covering the second quarter of the 118th fiscal period (April 1, 2023, to September 30, 2023). It contains detailed financial statements, including the balance sheet and income statement, and is filed under the Financial Instruments and Exchange Act. Although it is labeled as a 'Correction' (訂正), it constitutes a comprehensive interim financial report containing substantive financial data, thus fitting the definition of an Interim/Quarterly Report (IR). Q2 2024
2025-06-20 Japanese
訂正有価証券報告書－第118期(2023/04/01－2024/03/31)
Annual Report Classification · 100% confidence The document is a Japanese 'Yukashoken Hokokusho' (Annual Securities Report) which is the Japanese equivalent of a 10-K. The text explicitly identifies itself as an 'Annual Securities Report' (有価証券報告書) for the 118th fiscal year (2023-04-01 to 2024-03-31) and includes XBRL data tags typical of these filings. It is a comprehensive financial report, not an announcement or a certification. FY 2024
2025-06-20 Japanese

Browse filings by year

12 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.