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Company Overview

Company Name
RIKEN KEIKI Co.,Ltd.
Established
March 15, 1939
Capital
2,565 million yen
Main lines of business
Research, development, manufacture, sale, and after-sales maintenance for industrial gas detection and alarm equipment, and analytical equipment
Sales turnover
March 2012 20,586 million yen
March 2013 19,802 million yen
March 2014 20,180 million yen
March 2015 21,335 million yen
March 2016 23,417 million yen
March 2017 23,357 million yen
March 2018 28,089 million yen
March 2019 30,650 million yen
March 2020 32,189 million yen
March 2021 32,209 million yen
Percentage of sales by device type
(March 2021)
Stationary gas detectors / alarms 69.8%
Transportable gas detectors / alarms 27.3%
Other measuring equipment 2.9%
Employees
1,185(Consolidated) 956(Non consolidated)
(as of March 31, 2021)
Location

2-7-6 Azusawa Itabashi-Ku, Tokyo 174-8744 Japan
Headquarters
  TEL: 81-3-3966-1121
  FAX: 81-3-3966-3066

Global Sales Department
  TEL: 81-3-3966-1113
  FAX: 81-3-3558-9110
  E-MAIL : intdept@rikenkeiki.co.jp

Domestic Sales Department
  TEL: 81-3-3966-1111
  FAX: 81-3-3558-0043

Development
production base
Development Center(Kasukabe, Saitama),
Hakodate Factory(Hakodate, Hokkaido)
Major sales items
* Gas detection and indicator alarm system for continuous monitoring
* Portable/personal gas monitor
* Portable gas leak checker
* Entrusted experiment for measurement of leaked gas diffusion
* Toxic gas monitor/indicator alarm unit
* Oxygen monitor alarm system management
* Portable combination gas monitor
* Optical gas indicator gas detection tube
* Auto-emission analyzer
* Surface analyzer (Photoelectron spectrometer)
* Gas indicator for medical use
* Portable salinity analyzer 'SALCON'ajor sales items
* Gas detection and indicator alarm system for continuous monitoring
* Portable/personal gas monitor
* Portable gas leak checker
* Entrusted experiment for measurement of leaked gas diffusion
* Toxic gas monitor/indicator alarm unit
* Oxygen monitor alarm system management
* Portable combination gas monitor
* Optical gas indicator gas detection tube
* Auto-emission analyzer
* Surface analyzer (Photoelectron spectrometer)
* Gas indicator for medical use
* Portable salinity analyzer 'SALCON'
Sales offices
Sapporo, Iwate, Sendai, Mito, Saitama, Chiba, Kanagawa, Hamamatsu, Nagoya, Yokkaichi, Kanazawa, Osaka, Kobe, Mizushima, Hiroshima, Fukuoka, Kumamoto, Oita
Group Companies
RIKEN KEIKI NARA MFG. Co., Ltd.
RIKEN KEIKI TAIWAN CO.,LTD.
RIKEN KEIKI COMMERCIAL(SHANGHAI) CO.,LTD.
RKI INSTRUMENTS, INC.
R K INSTRUMENTS (S) PTE LTD
RIKEN KEIKI GmbH
Main Financing Banks
Mizuho Bank, Ltd. Sumitomo Mitsui Banking Corporation. MUFG BANK, Ltd. Resona Bank, Ltd. Mizuho Trust & Banking Co., Ltd. Sumitomo Mitsui Trust Bank, Limited
Stock exchange registration
1st section of the Tokyo Stock Exchange
Managing underwriters
Nomura Securities Co., Ltd. , Mizuho Securities Co., Ltd.