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Global Solutions for
Gas Detection & Safety

Without compromise, we continue to challenge ourselves. To be a pioneer in developing and manufacturing industrial gas detection systems and monitors. And of course, to remember our motto: Safely Seeing the Unseen Danger.
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GX-3R Series

The world's smallest, most lightweight multi-gas monitor. Attach to your shirt collar or anywhere within the breathing zone. Weighing just 100 grams, you’ll hardly even know it’s there! Superb performance despite its compact design.
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RIKEN KEIKI’S
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Tips Fixed detector Portable detector

The Importance and Key Considerations of IP Codes When Choosing Gas Detectors

Learn why IP codes matter when choosing gas detectors. Discover how dust and water resistance ensure reliable performance and worker safety in harsh environments.

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Tips Regulation Fixed detector Safety management Combustible gas

Heavy Fuel Oil and LNG

Heavy fuel oil powers global shipping with efficiency, affordability, and safety—maximizing cargo space and enabling long-distance voyages.

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Fixed detector Application Concentration manage Combustible gas

Gas Monitoring for a More Sustainable Society

Riken Keiki aids sustainability with gas monitors, supporting circular economy efforts and eco-friendly manufacturing practices.

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Application Surface analysis

Riken Keiki and the Mystery of the Mask of Tutankhamun

Riken Keiki technology revealed new insights into Tutankhamun’s golden mask, solving part of a mystery over 3,000 years in the making.

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You may also be
interested in

Tips Fixed detector Portable detector

The Importance and Key Considerations of IP Codes When Choosing Gas Detectors

Learn why IP codes matter when choosing gas detectors. Discover how dust and water resistance ensure reliable performance and worker safety in harsh environments.

More Details
Tips Regulation Fixed detector Safety management Combustible gas

Heavy Fuel Oil and LNG

Heavy fuel oil powers global shipping with efficiency, affordability, and safety—maximizing cargo space and enabling long-distance voyages.

More Details
Fixed detector Application Concentration manage Combustible gas

Gas Monitoring for a More Sustainable Society

Riken Keiki aids sustainability with gas monitors, supporting circular economy efforts and eco-friendly manufacturing practices.

More Details
Application Surface analysis

Riken Keiki and the Mystery of the Mask of Tutankhamun

Riken Keiki technology revealed new insights into Tutankhamun’s golden mask, solving part of a mystery over 3,000 years in the making.

More Details
Scroll Left Scroll Right
View All Posts

Why Customers Choose Us

Since our beginnings in 1939, Riken Keiki has continued to lead the way in gas detection technology, laying the foundations that support our modern society.
Discover why customers continue to choose Riken Keiki, the global standard in gas detection equipment.

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Our Solutions

Trusted by leading companies worldwide in fields as diverse as the oil and gas, energy, semiconductor, marine, and steel industries, our years of experience delivering results and superior sensor technology have firmly positioned Riken Keiki at the forefront of the global market.
Discover our strengths across various industries below.

Semiconductors
Semiconductors
Used in smartphones, computers, automobiles, and IoT devices,　semiconductors are integral to modern digital technologies.Semiconductor manufacturing is different from other industries in that it requires the use of gases with specific compositions and purities, tailored to meet the unique requirements of each process.
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Infrastructure
Infrastructure
Infrastructure refers to essential facilities and services that form the foundation of everyday life, such as electricity, gas, water supply and sewage systems, telecommunications, the internet, roads, and public transportation (buses and trains). As a result, a stable supply is critical, and the maintenance of infrastructure is indispensable.
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Sustainable
Energy
Sustainable
Energy
To reduce greenhouse gas emissions such as carbon dioxide and methane, the development of next-generation energy sources that ensure a stable and sustainable energy supply is an urgent priority.
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Oil＆Gas
Oil＆Gas
Gas detection is performed throughout various stages of the oil & gas industry, including crude oil extraction, transportation, storage, and refining.From the high-quality gas refining required as energy infrastructure to the management of toxic gases emitted as by-products, the purposes of gas monitoring are diverse.
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Marine
Marine
Oil, gas, and various chemical products are loaded onto vessels and transported worldwide. These vessels pose occupational safety and health risks due to confined spaces, fuel leaks, and cargo. As a result, international regulations have been established for vessels, one of which includes gas detection.
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Steel
Steel
In steel manufacturing, the iron content in iron ore is reduced through contact with the carbon in coke, producing pig iron. It is characteristic that various gases are generated in all processes, such as sintering, coke, and blast furnace processes.
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