Company Information
 Company Profile  Corporate Officers  Facilities  Shareholder Information
Company Profile
Head Office
5-1, Omori Kita 1-Chome, Ota-ku, Tokyo 143-8558, Japan
Phone: +81-3-3298-5123
Corporate History
In September 1910, Dengyosha Manufacturing Department (hereinafter DMD) was founded in Tokyo, Japan, as a manufacturer of water turbines.
Later, DMD developed its business and changed its name to Dengyosha Prime Mover Works (hereinafter DPMW).
In June 1955, DPMW divided its business into two categories, water turbines, which was taken over by Tokyo Shibaura Electric Co., Ltd. (currently Toshiba Corporation) and pumps, fans, and diesel engines etc., which was taken over by Dengyosha Machine Works, Ltd. (hereinafter DMW).
In October 1961, DMW listed its shares on the Tokyo Stock Exchange.
In July 1987, the company name was changed to DMW Corporation.
In August 1989, DMW moved its head office to Omori, Tokyo, Japan.
In November 2014, DMW established a subsidiary company in India. (DMW India Private Limited)
In June 2016, DMW successfully commercialized the Energy Recovery System for reverse osmosis method seawater desalination (hereinafter ERS) as the first manufacturer in Japan, and installed the first unit of ERS at the seawater desalination plant in Okinawa, Japan.
In February 2017, DMW's ERS (device name: Energy Recovery System with 2 cylinder devices and 2 flow path switching devices) received JMF's President Award in the Energy-Efficient Machinery Award from The Japan Machinery Federation (JMF).
Business Domains
(1) Manufacture and sale of the fluid machinery
(2) Manufacture and sale of wastewater treatment equipment and waste processing equipment
(3) Manufacture and sale of switchboards and electrical instrumentation control devices and telecommunications control devices
(4) Planning, designing, supervision and installation work for each equipment related to each of the preceding items
(5) Manufacture and sale of equipment related to dredging as well as dredging work
(6) Leasing and management of real estate
(7) Investment and/or financial service to other businesses that the Company supports as needed
(8) Business related to each of the preceding items
Capital ¥810,000,000
Shares Issued : 4,776,900
Authorized : 19,107,600
Employees 601 (as of March 31, 2018)

Corporate Officers
Name Title Position
Tadahiro Tsuchiya Representative Director
President & Chief Executive Officer
Norio Hikosaka


Senior Managing Officer

Division Manager of Administration Division, and in charge of Management Strategy Office Affiliated Companies
Hideaki Murabayashi


Managing Officer

Division Manager of Sales Division

Akira Inagaki Director
Managing Officer
Division Manager of Production Division
Takao Kamiji Outside Director  
Mamoru Sugii Outside Director  
Hiroyuki Koinuma Director Audit & Supervisory Committee Member
Tomomasa Sumida Outside Director Audit & Supervisory Committee Member
Osamu Tada Outside Director Audit & Supervisory Committee Member
Koichi Hamada Senior Officer

In charge of International Operation, Sales & Engineering

Masashi Aoyama Officer In charge of Design Department and General Manager of Hydraulic Machinery Design Department and Reserch and Development Center
Hiroshi Hara Officer In charge of Procurement Department and General Manager of Quality Assurance Department
Tsuguhiro Yamagishi Officer In charge of Social System Sales Department, Infrastructure System Engineering Department and General Manager of Social System Sales Department

Head Office 5-1, Omori Kita 1-Chome, Ota-ku, Tokyo 143-8558, Japan
Phone: +81-3-3298-5123; Fax: +81-3-3298-5146
Mishima Plant 3-27, Miyoshi-Cho, Mishima City, Shizuoka Prefecture. 411-8560, Japan
Phone: +81-55-975-8221 Fax: +81-55-975-5784
Regional Office

Hokkaido.Tohoku, Kanto, Shizuoka, Nagoya, Osaka, Chugoku, Shikoku. Kyushu



601 Jefferson St., Suite 3939, Houston, TX, 77002, USA (I.P.S services, INC.)
Phone: +1-713-651-7876
Fax: +1-832-494-3100


310, 3F Great Eastern Galleria, Sector 4, Off Palm Beach Road, Nerul, Navi Mumbai, 400706, India
Phone: +91-22-2771-0610/0611
Fax: +91-22-2771-0612


50 Raffles Place Singapore Land Tower Level 30 Singapore 048623
Phone: +65-9062-7595
Fax: +65-6632-3600


1-18-15, No.5 Heyi Street Xigang District, Dalian, Liaoning Province, 116011 China
Phone: +86-411-8372-6243
Fax: +86-411-8372-6403

Abu Dhabi

World Trade Center, Suite No.4, Level 17, The Offices World Trade Center, Central Market, Al Markaziya, Abu Dhabi, U.A.E., P.O.Box 3876
Phone: +971-2-654-4020~21
Fax: +971-2-654-4022

Shareholder Information
Fiscal Year April 1 to March 31
Listing Tokyo Stock Exchange
Trading Unit 100 shares
Shareholder Registration Agent Mitsubishi UFJ Trust and Banking Corporation