Naimi Kii founded the Naimi Chamber of Commerce in Osaka City.
Founding
Founded December 1926
The Naimi Chamber of Commerce began disaster prevention business using automatic fire notification devices.
Establishment
Established March 1924
Installed automatic fire alarm system at the Thirty-Three Buddha Hall (first time for a National Treasure).
Installed fire alarm equipment based on the Merchant Shipping Act on the Nankai Maru and Asahi Maru for the first time.
Our automatic fire alarm system activated during the Thirty-Three Buddha Hall fire, preventing a major incident.
Installed automatic fire alarm system at the Imperial Palace.
Dissolved the Nomi Trading Company and established Nippon Disaster Communication Industry Co., Ltd.
Incorporation
Established May 5, 1944
Renamed the company to Nomi Disaster Industry Co., Ltd.
Installed the first live-line breaker cleaning equipment at Tokyo Electric Power Chiba Thermal Power Plant.
Installed sprinkler fire suppression equipment on the Aruzenna Maru (Ship Type 1).
Installed disaster prevention equipment in the Kajiwara and Tennozan tunnels on the Meishin Expressway as Expressway Tunnel Type 1.
Listed on the Second Section of the Tokyo Stock Exchange.
Installed carbon dioxide fire suppression equipment at Shinkansen radio relay stations and other sites.
Completed the headquarters building and Menuma factory.
Installed disaster prevention equipment at Kasumigaseki Building as the first super-tall building.
Developed fire suppression and smoke extraction system.
Completed a fire experiment tunnel at the research institute.
Developed LNG base disaster prevention system.
Adopted CPU and CRT in the comprehensive disaster prevention panel for large buildings.
Launched the residential fire alarm "Mamoru-kun."
Developed computer room disaster prevention system.
Developed and installed offshore disaster prevention system for Indian Oil Corporation.
Established Taiwan Nomi Disaster Prevention Industrial Co., Ltd.
First installed a fire sensor for aircraft on a Japan Airlines aircraft.
Developed a fire alarm system using optical LAN.
Installed disaster prevention equipment on the Seikan Tunnel.
Installed fire suppression equipment on the Seto Ohashi Bridge.
Installed disaster prevention equipment at Tokyo Dome.
Renamed company to Nomi Disaster Prevention Co., Ltd.
Started sales of the medium-sized building disaster prevention system "R-12".
Started sales of the computer room environment monitoring system "Cremos".
Started sales of the large building disaster prevention system "R-1100".
Started sales of residential sprinklers.
Listed on the First Section of the Tokyo Stock Exchange.
Started sales of a large bus fire detection system.
Started sales of infrared spot-type flame detectors.
Obtained ISO9002 certification for the Menuma factory.
Three systems—Fukuoka Dome fire detection and suppression system, Yokohama Landmark Tower distributed R-type disaster prevention system, and TS Plaza News sprinkler system—received the Minister of the Interior and Communications Fire Department Award.
Started sales of the medium and large building disaster prevention system "R-21".
Started sales of the first domestic small building disaster prevention system "R-15".
Ebisu Garden Place News sprinkler system received the Minister of the Interior and Communications Fire Department Award.
Established a joint venture in China named "Beijing Nomi West Science Fire Equipment Co., Ltd."
Beijing Nengmeixike Fire Protection Equipment Co., Ltd. established a Shanghai factory.
Beijing Nengmeixike Fire Protection Equipment Co., Ltd. changed its name to Shanghai Nengmeixike Fire Protection Equipment Co., Ltd.
Started sales of the R-type automatic fire alarm system "R-22 Series (R-22S/M/L)".
Started sales of the "Residential Complex System (Risa)".
Mita Factory, Menuma Factory, and Headquarters Design Department obtained ISO9001 certification.
Started sales of the indoor parking fire suppression system "Scull".
Started sales of the medium-sized space automatic fire suppression system "SR100".
Discontinuation construction department, ISO9002 certification obtained.
Fire alarm construction department, ISO9002 certification obtained.
The National Fire Protection Association (NFPA) approved the fire suppression system "NN100" (IG100) as a halon substitute.
Started sales of the ultra-high sensitivity smoke monitoring system (laser type).
Launch of residential sprinkler "Concealed Type Home Sprinkler".
Mita and Menuma facilities obtain ISO14001 certification.
Launch of fire alarm system "Integlex" certified to U.S. UL standards.
Launch of P-type automatic fire alarm system "Shin P" with automatic testing function.
Launch of "Risa Composite Panel System" for multi-family housing.
Launch of closed-type spray fire suppression system "Scull α" for indoor parking.
Launch of integrated disaster and security system "R-22MS" and "C11S".
Fire suppression system "NN100" certified to U.S. UL standards.
Launch of ship engine room local mist fire suppression device "SUPER MIST".
Establishment of joint venture "Nobemori (Beijing) Intelligent Technology Co., Ltd." in China.
Launch of residential fire alarm "Mamoru-kun 10".
Launch of the comprehensive control panel "C12".
Installation of "Dry Mist" as part of heat mitigation measures at a portion of the Aichi Expo (Love Earth Expo) venue.
Capital increased to 13.32 billion yen.
Launch of the outdoor temperature reduction system "Dry Mist".
Launch of the R-type automatic fire alarm system "R-24C".
Launch of the residential system (Risa) "Color Monitor-Integrated Housing Information Panel (Quosti)" compatible system.
The "Color Monitor-Integrated Housing Information Panel (Quosti)" received the Good Design Award.
Establishment of a joint venture in India, "Unitech Nohmi Fire Protection System Pvt. Ltd.".
Launch of the wireless linked residential fire alarm "Mamorukun 10".
Launch of the ultra-high sensitivity smoke monitoring system "PROTECVIEW".
Opening of a research and development center in Misato City.
Launch of the residential fire alarm "Mamorukun" (compact version).
Launch of the P-type automatic fire alarm system with automatic test function "Shin P III" (single-line type).
Launch of the overseas fire receiver "Integlex Multicrest Series."
Launch of the image processing smoke detection system.
Launch of the P-type automatic fire alarm system with automatic test function "Shin P III" (multi-line type).
Launch of the P-type automatic fire alarm system "FAPJ/FCSJ104N Series" (multi-line type).
Fire receiver "N3060" for China, ultra-high sensitivity sensor "PROTECVIEW", and acquisition of China CCC certification.
Dissolution of the joint venture subsidiary "Unitech Nohmi Fire Protection System Pvt. Ltd." and establishment of the 100% owned "Nohmi Bosai (India) Pvt. Ltd.".
The "ring-type indicator lamp transmitter" won the Good Design Gold Award.
Established a Singapore resident office.
Obtained Singapore standard certification (SETSUCO) for overseas fire receiver "N3060".
Launched the map-based automatic testing feature P-type automatic fire alarm system "Map-based Advance P III".
Started sales of the ultra-high sensitivity smoke sensor "PROTECVIEW LT" for small-scale use.
Started sales of the portable ultra-high sensitivity smoke sensor "PROTECVIEW SCANNER".
100th anniversary of founding.
Started sales of the automatic fire suppression system "Splashα".
Promoted the Singapore resident office to a Singapore branch.
Opened the exhibition facility "Nomi Technorium Menuma" at the wife Numa East office.
Launch of the R-26C disaster prevention system for medium and large buildings.
Launch of the Regional Disaster Prevention Information Network System.
Launch of the N765 fire receiver for overseas markets.
Launch of the cloud-based disaster support software TASKis.
Launch of the MAMORU-KUN series (slim) residential fire alarm.
Obtained UL certification for the N3060-23Z fire receiver for China.
Launch of the compact photoelectric spot-type detector (steam & dust enhanced).
Launch of the VR content "Fire Incident Experience VR – Chaos in the Office."
Launch of the overseas-compatible smoke detector meeting the new UL standard UL268, 7th edition.
Transition from Market First Division to Prime Market following the Tokyo Stock Exchange market classification review.
Launch of the upgraded version of the cloud-based disaster support software TASKis.
Launch of the wireless linked residential fire alarm (CO reactive).
Development of an environmentally friendly foam fire suppressant free of per- and polyfluoroalkyl substances (PFAS).
Launch of the P-type automatic fire notification system "Shin P IV" with automatic test function.
Launch of the P-type automatic fire notification system "FAPJ/FCSJ107N, 106N series."
Added "black" color to the standalone residential fire alarm.
Established a Thai branch office.
Renamed Shanghai Naimi Xicom Fire Equipment Co., Ltd. to Shanghai Naimi Fire Equipment Co., Ltd.
Shanghai Nengmei Xike Mu Fire Equipment Co., Ltd. changed its name to Shanghai Nengmei Fire Equipment Co., Ltd.
Nomi Disaster Prevention Co., Ltd. acquired 90.9% of the shares of Vision Sensing Co., Ltd. as of November 4, 2026, and made it a subsidiary. This M&A aims to enhance value and expand business in the disaster prevention sector by leveraging the company's infrared camera technology to develop next-generation fire suppression systems.
In the well survey around Kumagaya City, out of 19 wells examined, 3 wells exceeded the national guideline values, but none of the wells were used for drinking water. Nomi Disaster Prevention installed a localized PFAS treatment device in the drainage route and performed high-pressure cleaning on September 14 to remove sediment containing PFAS. A water quality survey at the facility's final discharge point on September 25 confirmed a reduction in concentration.
On September 9 and 11, 2026, Nomi Disaster Prevention conducted staff training on evacuation shelter operations at Sakado City Hall, carrying out a trial using the shelter opening support app 'N-HOPS'. Sixty-four staff members responsible for opening shelters during disasters participated, reviewing the opening procedures and training in a realistic format on setting up reception areas and radio communications. Eighty-four percent of participants were first-time attendees of shelter opening drills, and a survey indicated that 94 percent felt they could proceed with opening tasks even with limited experience.
Meiyou Electric Co., Ltd., a group company of Nomi Disaster Prevention, is participating in the development of multiple scientific instruments for the Mars satellite exploration project "MMX" led by JAXA's Institute of Space and Astronautical Science.
Nohmi Bosai has established a Basic Policy on Customer Harassment and a Basic Policy on Harassment of Job Applicants to protect the rights and dignity of employees and candidates. The policies aim to maintain a safe and fair workplace and build good relationships with stakeholders.
Nohmi Bosai's Stockl Plus initiative, which supports donations of emergency stockpile food, received the Chairperson's Award in the 2026 Food Loss Reduction Promotion Awards. It helps companies coordinate with donation recipients and handle procedures when replacing stored food, reducing administrative work and encouraging donations. The awards recognize effective efforts to reduce food loss.
Meisei Electric and Canada's Landing Zones agreed to collaborate on a compact stratospheric observation platform and held a signing ceremony on September 30, 2026.
Nomi Disaster Prevention reported the implementation status and results of the recurrence prevention measures, based on the recommendations of an external investigation committee, from March 2026 onward. They will continue to verify and improve continuously, striving to restore trust.
Nohmi Bosai reports that PFOS and PFOA were detected in groundwater and wastewater on the premises of its Menuma East site at concentrations exceeding the Ministry of the Environment’s guideline values. Surveys of nearby wells conducted by Kumagaya City have confirmed exceedances of the guideline values to date, including two drinking water wells in the results published in August. On September 17, 2026, documents disclosing the fifth release of water quality survey results for nearby wells were made available by Kumagaya City.
On August 30, 2026, a shelter opening drill using the N-HOPS app was conducted at Kita-Miya Elementary School in Adachi Ward. Thirty shelter operators participated, practicing safety checks inside the facility and setting up reception. In a post-training survey, 90% responded that they could "visualize the entire process."