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01

NEWS

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02

ABOUT US

We are a pioneer in creating safe working environments for workers.

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03

PRODUCTS

The RIKEN KEIKI product lineup includes more than 100 types of gas detectors and environmental monitoring products. See here for information about RIKEN KEIKI Group products.

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04

IR

To Shareholders and Investors
See here for the latest disclosure documents,
IR materials, and other data for RIKEN KEIKI Co., Ltd.

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05

SUSTAINABILITY

Our Group is committed to promoting CSR initiatives that contribute to a safe and secure society for all.

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NEW
IR

Financial Results Briefing for the Three Months Ended June 30, 2026

NEW
IR

Consolidated Financial Results for the Three Months Ended June 30, 2026

IR

Notice Regarding Completion of Payment for Disposal of Treasury Shares

IR

Notice Regarding Disposal of Treasury Shares as Restricted Stock Compensation

IR

Notice of Update to the Corporate Governance Report

IR

Notice of the 120th Annual General Meeting of Shareholders

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