Riken Keiki Co 7734.T · JPY

Its shares trade on Tokyo Stock Exchange under the ticker 7734.T. It has been listed since 2 October 1961. In the fiscal year to 31 March 2026, it reported revenue of ¥55.21bn and net income of ¥9.96bn. At that date it held total assets of ¥101.05bn and shareholders' equity of ¥85.38bn.

Riken Keiki Co., Ltd. engages in the manufacture and sale of gas detection and alarm equipment. The company is headquartered in Itabashi, Tokyo-To. is a Japan-based company mainly engaged in manufacture and sale of various industrial measuring instruments, and ancillary services. The firm is engaged in the manufacture and sale of gas detection and alarm equipment. The firm also provides after-sales service. The company mainly provides stationary gas detection and alarm equipment, portable gas detection and alarm equipment, and other measurement equipment. Stationary gas detection alarms include system component multi-gas detection alarms. Portable gas detection and alarm devices include portable compound gas detectors, personal gas monitors for the petroleum industry. Other measuring instruments include surface analyzers for research institutions and volatile organic compound (VOC) densitometers for the marine industry.

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• Mr. Hisayoshi KobayashiChairman of the Board, since 2003
• Mr. Tetsuya MatsumotoPresident, Representative Director, since 2006
• Mr. Shinya KobuManaging Executive Officer, Chief Director of Sales, Director, since 2014
• Mr. Koji InoueExecutive Officer, Deputy Chief Director of Sales
• Mr. Masaaki KojimaExecutive Officer, Director of 3rd Sales in Main Sales Unit
• Mr. Matsuhiko YamadaExecutive Officer, Deputy Chief Director of Main Sales Unit, Director of Overseas Sales
• Mr. Shoji KizakiExecutive Officer, Chief Director of Production, Director of 2nd Manufacturing, Director, since 2016
• Mr. Shinichi AdachiExecutive Officer, Chairman of Subsidiary
• Mr. Masaru IshibashiExecutive Officer, Deputy Chief Director of Technology Development, Director of Custom Engineering
• Mr. Sumihisa IshiharaExecutive Officer, Chairman of Subsidiary
• Mr. Tetsuya KawabeExecutive Officer, Chief Director of Technology Development
• Mr. Shuichi MorisakaExecutive Officer, Director of Sales Technology

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