Brushless Delbo A & S Series Release
We will release models of the brushless Delbo electric driver A series and S series. The brochure lists the model numbers of the A series and the input power AC100V 50/60Hz, etc.
Nitto Kohki Co., Ltd.
日東工器株式会社Nitto Koki Co., Ltd.Alias
§01
Basic information
- Head office
- 2-9-4 Nakaiue, Ota-ku, Tokyo 146-8555, Japan
- Chief executive
- Akio Ogata
- Capital
- 1,850,320,000 (18 100 million)
- Employees (non-consolidated)
- 471 people
- Employees (consolidated)
- 1,032 people
- Start date
- 1956-10-22
- End date
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Websites
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Business
Manufacture and sale of rapid fluid couplings (couplers)Manufacturing and sales of labor-saving machine toolsManufacturing and sales of linear drive pumps and their application productsManufacturing and sales of building equipment (door closers)
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| 日東工器グループ |
Names without a link are companies not yet registered in OpenBizGraph
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Network
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§06
History
Nitto Kohki was established in Kuga, Ota-ku, Tokyo.
The "Air Micro Meter", the origin of Nitto Kohki, was developed.
The rapid fluid coupler "Coupler SP type" was released.
Established a company in Koga, Ota Ward, Tokyo.
Released the rapid fluid coupling "Coupler SP type."
The portable magnetic application ball mill "Atla BL type" was released.
Released the portable magnetic‑applied ball mill "Atla BL type."
The Toyama sales office (now Hokuriku branch) was opened.
Opened the Toyama branch (now Hokuriku branch).
The Osaka sales office (now West Japan branch) was opened.
The air-operated high-speed multi-needle tap "Jet Tap" was released.
Opened the Osaka branch (now West Japan branch).
The headquarters and factory were relocated to the current location (Ota-ku, Tokyo).
Relocated headquarters and factory to the current location (Nakanejo, Ota Ward, Tokyo).
Released the air‑driven high‑speed multi‑needle tap "Jet Tap."
The Nagoya sales office (now Central Japan branch) was opened.
Opened the Nagoya branch (now Central Japan branch).
The Los Angeles branch office was opened.
Opened the Los Angeles resident office.
NITTO KOHKI U.S.A. was established.
Established NITTO KOHKI U.S.A.
The New York branch office was opened.
Established a New York branch office
The linear motor-driven free piston "Linear Compressor" was successfully commercialized.
Successfully commercialized the linear motor-driven free piston "Linear Compressor"
The Medo brand "Medo Bubble Bath A7001" was released.
Released the Medo brand "Medo Bubble Bath A7001"
Through an M&A, MedTech (then Happy Precision Industry) became a group company.
The operating of the Kiyoshiya factory (now Tochigi Nitto Kohki) began.
Made MedTech (then Happy Precision Industry) a group company through M&A
Completed construction of the Ujiie factory (now Tochigi Nitto Kogyo) and began operations
Start of operations at the Shiiya factory of Nitto Kogyo (office, first and second factories, completion)
Completion of the third factory
Established MEDO U.S.A. (now NITTO KOHKI U.S.A.)
Established NITTO KOHKI EUROPE (now NITTO KOHKI EUROPE UK Branch)
Established MEDO U.S.A. (now NITTO KOHKI U.S.A.)
Established NITTO KOHKI EUROPE (now NITTO KOHKI EUROPE UK Branch)
Obtained manufacturing license for medical devices
Exhibited at an exhibition in Paris, France
Completion of the fourth factory
Obtained UL standard factory certification
Obtained JIS designation for gas-tight factory (gas touch)
Certified by the High-Pressure Gas Safety Association (bulk coupler)
Opened a Singapore resident office (now Singapore Branch)
Opened a resident office in Germany
Established a Singapore branch office (now Singapore Branch)
Established a branch office in Germany
Established WESTAIR-NITTO SALES (now NITTO KOHKI AUSTRALIA)
Founded the Okutani Science and Technology Foundation
Established WESTAIR-NITTO SALES (now NITTO KOHKI AUSTRALIA)
Establishment of the Okutani Science and Technology Foundation
Completion of the fifth factory
Kickoff of TPM activities
Established NITTO KOHKI DEUTSCHLAND (now NITTO KOHKI EUROPE)
Established NITTO KOHKI AUSTRALIA MFG
Established NITTO KOHKI DEUTSCHLAND (now NITTO KOHKI EUROPE)
Established NITTO KOHKI AUSTRALIA MFG
Received TPM Excellence Award
Registered shares on the open market
Registered shares on the open market
Obtained ISO9002 certification
Established NITTO KOHKI (THAILAND) (now NITTO KOHKI INDUSTRY (THAILAND)) as a pump production base in Thailand
Established NITTO KOHKI (THAILAND) (now NITTO KOHKI INDUSTRY (THAILAND)) as a pump production base in Thailand
Transferred blower production for purification tanks to NITTO KOHKI INDUSTRY (THAILAND)
Completion of the sixth factory
Listed on the First Section of the Tokyo Stock Exchange
Established Tochigi Nitto Kogyo Co., Ltd.
Made Shirakawa Nitto Kogyo (then Shirakawa Densai) a group company
Opened a Bangkok resident office (now Bangkok Office) under the Singapore Branch
Opened a Shanghai resident office (now Nitto Kogyo Shokuryoku Kikai Trading (Shanghai) Co., Ltd.)
Listed on the First Section of the Tokyo Stock Exchange
Established Tochigi Nitto Kogyo Co., Ltd.
Transferred the Ujiie factory to Tochigi Nitto Kogyo and spun it off
Made Shirakawa Nitto Kogyo (then Shirakawa Densai) a group company through M&A
Established a Bangkok branch office (now Bangkok Office) under the Singapore Branch
Established the Shanghai Representative Office (currently Nitto Kogyo Shomei Kikai Trading (Shanghai) Co., Ltd.)
Started operations as Tochigi Nitto Kogyo Co., Ltd. through corporate split
Obtained ISO14001 certification
Established NITTO KOHKI COUPLING (THAILAND) (now NITTO KOHKI INDUSTRY (THAILAND)) as a coupling production base in Thailand
Established NITTO KOHKI COUPLING (THAILAND) (currently NITTO KOHKI INDUSTRY (THAILAND)) as a production base for "Couplings" in Thailand
Partially transferred coupling production to NITTO KOHKI INDUSTRY (THAILAND)
Achieved ISO9001 certification upgrade
Opened a Shenzhen resident office (now Nitto Kogyo Shokuryoku Kikai Trading (Shanghai) Shenzhen Branch)
Established the Shenzhen Representative Office (currently Nitto Kogyo Shomei Kikai Trading (Shanghai) Shenzhen Branch)
Kickoff of PI activities
Obtained new JIS mark display certification
Absorbed and merged with Nitto Koki Logistics Co., Ltd.
Completed construction of the new headquarters
Completion of the new headquarters building
Transferred repair operations from Nitto Koki Co., Ltd.
Established Nitto Kogyo Shokuryoku Kikai Trading (Shanghai) Co., Ltd.
Established the Shenzhen Branch of Nitto Kogyo Shokuryoku Kikai Trading (Shanghai)
Established Nitto Kogyo Shomei Kikai Trading (Shanghai) Co., Ltd.
Established the Shenzhen Branch of Nitto Kogyo Shomei Kikai Trading (Shanghai)
Established NITTO KOHKI INDUSTRY (THAILAND).
Established NITTO KOHKI INDUSTRY (THAILAND)
Completed product warehouse and parts warehouse
Completion of the seventh factory
Unified the corporate mark of the Nitto Kohki Group.
Returned repair operations to Nitto Koki Co., Ltd.
Obtained ISO13485 certification
Opened an office in India.
Adopted the "HHV Coupler" in the world’s first mass-produced sedan‑type fuel cell vehicle.
Entered a new market with the "Sanitary Coupler" for the food industry.
Opened the India Office
Commenced production of machine tools
Returned JIS certification due to discontinuation of gas-tach production
Completion of the office building
Opened an office in Indonesia.
Opened the Indonesia Office
Founder Toshio Okutani passed away.
Passing of founder Toshio Okutani
Transferred production of "machine tools" to MedTech
Moved the Tokyo Stock Exchange market to the Prime Market.
Transitioned to the Prime Market of the Tokyo Stock Exchange
Merged MedTech Co., Ltd. and Shirakawa Nitto Kohki Co., Ltd., changing the company name to Tohoku Nitto Kohki Co., Ltd.
Established NITTO KOHKI INDIA PVT LTD.
Merged MedTech Co., Ltd. and Shirakawa Nitto Kogyo Co., Ltd., and renamed the company to Tohoku Nitto Kogyo Co., Ltd.
Established NITTO KOHKI INDIA PVT LTD
Completed construction of Tohoku Nitto Kogyo in Fukushima City and commenced operations
§07
News
Brushless Delbo A & S Series Release
Zero Spill Coupler Flange Fixed Type Release
Nitto Kogyo Co., Ltd. has released the rapid fluid coupling "Zero Spill Coupler Flange Fixed Type." The main body is made of stainless steel (SUS304), the flange plug is stainless steel, and the socket is aluminum alloy. The maximum operating pressure is 3.5 MPa, the pressure rating is 5.3 MPa, and the seal material is FKM (-20°C to +180°C) or EPDM (-40°C to +150°C).
Notice of New Station Sign Design
Nitto Kohki Co., Ltd. announced that it will renew the design of its station signboards. The new design was announced on September 30, 2026.
Nitto Kohki to Launch Corrosion-Resistant Stainless Steel Flow Monitor
Nitto Kohki Co., Ltd. will begin full-scale sales of its replaceable-lens Flow Monitor on October 1, 2026. Made with corrosion-resistant SUS304 stainless steel, the product monitors water flow in pipes and is suited to applications requiring easy maintenance and chemical resistance.
Notice of Revised Selling Prices
No specific information about the selling price revisions is included in the text.
Nitto Kohki to Launch Two New Portable Chamfering Machines
On September 1, 2026, Nitto Kohki Co., Ltd. will begin selling two portable chamfering machines for steel and stainless steel: Mini Beveler EMB-0204 and Circuit Beveler ECB-0204. A newly designed motor and dedicated cutting tips improve tip life and cutting speed, delivering strong cost performance. The first-year sales target is 2,000 units.
Nitto Kohki Launches Brass Compact Zero-Spill Coupler
Nitto Kohki Co., Ltd. has launched a brass version of its Compact Zero-Spill Coupler quick fluid coupling. It is available with G1/8 and G1/4 thread sizes and has an electroless nickel plating finish. The product supports high pressures and uses an ethylene propylene rubber seal.
Notice of Restoration of Phone Line at North Kanto Branch
The phone line at Nitto Kohki Co., Ltd.'s North Kanto branch has been restored. Please check the official notice for detailed restoration times and the scope of impact.
Notice of Suspension of Nitto Koki Homepage Access
Nitto Koki Co., Ltd. will suspend access to its homepage from 8:30 AM to around 5:00 PM on August 24, 2026, due to system maintenance. Users will not be able to access the site during the maintenance period. Please check the official announcement for details.
Apology and Notice Regarding the Disconnection of the Phone Line at the North Kanto Branch
Nitto Kogyo Corporation apologized for the disconnection of the phone line at the North Kanto Branch on July 28, 2026, and announced that they are working on restoring the service.
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Public records
National Tax Agency basic information3010801009129
Source: National Tax Agency Corporate Number Publication Site, basic three items
- Trade name
- 日東工器株式会社
- Trade name (kana)
- ニットウコウキ
- Name in English
- Corporation type
- 301
- Address
- 〒146-0081 東京都大田区仲池上２丁目９番４号
- Postal code
- 1460081
- Prefecture code
- 13
- City code
- 111
- Address outside Japan
- Prefecture in English
- City in English
- Address outside Japan in English
- Corporate number assignment date
- 2015-10-05
- Update date
- 2023-08-03
- Change date
- 2016-04-01
- Registry closure date
- Reason for registry closure
- Successor corporate number
- Details of the change
- 平成２８年４月１日東京都大田区仲池上二丁目９番４号メドー産業株式会社（2010801020037）を合併
- Latest record
- 1
- Excluded from search
- 0
- Processing type
- 71
- Correction type
- 1
- Trade name image ID
- Address image ID
- Sequence number
- 1627025
METI gBizINFO3010801009129
Source: gBizINFO (Ministry of Economy, Trade and Industry)
- Corporate number
- 3010801009129
- Trade name
- 日東工器株式会社
- Trade name (kana)
- ニットウコウキ
- Trade name (alphabet)
- Registry closure date
- Reason for registry closure
- Registered address
- 東京都大田区仲池上２丁目９番４号
- Postal code
- 1460081
- Prefecture
- 東京都
- Prefecture code
- 13
- City or district
- 大田区
- City code
- 111
- Street address
- 仲池上２丁目９番４号
- Organisation type
- 301
- Processing type
- 71
- Correction type
- 1
- Status
- Representative
- 代表取締役社長 小形 明誠
- Capital
- 1850000000
- Employees
- 471
- Employees (male)
- 375
- Employees (female)
- 96
- Business summary
- ・迅速流体継手（カプラ） ・省力化機械工具 ・リニア駆動ポンプ ・建築機器ドアクローザ の開発・製造・販売
- Website URL
- http://www.nitto-kohki.co.jp/
- Year founded
- Business category
- E:製造業
- Date established
- Unified government qualification - grade
- Unified government qualification - business items
- Update date
- 2023-08-03
- Key information
- 3010801009129
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Sources & updates
DOMAINOwn domain：Yes
UPDATED2026-11-08 09:08 · Model: gpt-4.1-nano