Company
Information

MITSUBA Group Business and Companies

The Mitsuba Group offers pleasure and peace of mind to customers worldwide through its various fields of specialization.

The Mitsuba Group has three major areas of business: transportation-related operations (regarded as our core business), information service operations, and creative business operations. While promoting a consolidated management with various companies deeply collaborating and complementing one another, we offer pleasure and peace of mind to our customers in every field we specialize in.

Three business areas that precisely accommodate the globaliziing market needs.

Transportation Equipment-related Operations

We deliver eco-friendly systems that enable comfortable and safe mobility through our "motor technologies (motor engineering + control technologies + systemization technologies + manufacturing/processing technologies)" to customers.

Tatsumi Corp.[ Production ]
Tatsumi Corp.
Address
443 Minami-omachi, Ashikaga-shi, Tochigi 326-0836MAP
Established
May 1951
TEL
+81 (284) 71-3131
FAX
+81 (284) 71-3417
Business
Manufacturing and sales of cold-forged /coldheaded /precision machined products
URL
https://www.tatsumi-ta.co.jp/
Higashinihon Diecasting Industry Co., Ltd.[ Production ]
Higashinihon Diecasting Industry Co., Ltd.
Address
1914-2 Oibara, Misato-machi, Takasaki-shi, Gunma 370-3102MAP
Established
February 1961
TEL
+81 (27) 371-5821
FAX
+81 (27) 371-5941
Business
Manufacturing of Aluminum Die-cast Parts
URL
http://www.higashinihon-hd.co.jp/
Momimo Manufacturing Co., Ltd.[ Production ]
Momimo Manufacturing Co., Ltd.
Address
3-136-1 Aioi-cho, Kiryu-shi, Gunma 376-0011MAP
Established
March 1949
TEL
+81 (277) 54-2345
FAX
+81 (277) 53-6335
Business
Manufacturing of plastic formed products
URL
http://www.momimo.co.jp/
Toyo Electric Manufacturing Co., Ltd. [ Production ]
Toyo Electric Manufacturing Co., Ltd.
Address
545-1 Godo, Azuma-cho, Midori-shi, Gunma 376-0304MAP
Established
May 1970
TEL
+81 (277) 97-2231
FAX
+81 (277) 97-2040
Business
Manufacturing of Front Wiper System
Sun-You Corp.[ Production ]
Sun-You Corp.
Address
5-204-11 Aioi-cho, Kiryu-shi, Gunma 376-0011MAP
Established
December 1969
TEL
+81 (277) 53-2380
FAX
+81 (277) 52-8195
Business
Manufacturing of Cooling Fan & Motor, Power Seat Motor, Wire Harnes
Oshima Electric Works Co., Ltd.[ Production ]
Oshima Electric Works Co., Ltd.
Address
135-10 Nishishin-machi, Ota-shi, Gunma 373-0847MAP
Established
December 1960
TEL
+81 (276) 31-3951
FAX
+81 (276) 31-2008
Business
Manufacturing of Door Mirror, Lamp
URL
http://www.oew.co.jp/
Mitsuba Logistics Co., Ltd.
Mitsuba Logistics Co., Ltd.
Address
19-161 Yoriai-cho, Ota-shi, Gunma 379-2303MAP
Established
September 1967
TEL
+81 (277) 78-3511
FAX
+81 (277) 78-6986
Business
Transport, warehousing, delivery services, global logistics, distribution processing
URL
http://www.mitsuba-logistics.co.jp/
Amco Corp. (Special Subsidiary Company)[ Production ]
Amco Corp.(Special Subsidiary Company)
Address
5-204-11 Aioi-cho, Kiryu-shi, Gunma 376-0011MAP
Established
June 2006
TEL
+81 (277) 52-2631
FAX
+81 (277) 52-2632
Business
Manufacturing and design of automotive parts, and development of software
URL
http://mitsuba-amco.co.jp/

Information Service Operations

We provide "new values" through optimum ICT solutions.

Ryomo Systems Co., Ltd.
Ryomo Systems Co., Ltd.
Address
3-4025 Hirosawa-cho, Kiryu-shi, Gunma 376-8502MAP
Established
January 1970
TEL
+81 (277) 53-3131
FAX
+81 (277) 52-0188
Business
Software development, system sales, information processing services, system equipment and product-related sales, other information services
URL
https://www.ryomo.co.jp/
Offices
Tokyo Office, Takasaki Office, Saitama Office, Utsunomiya Office, Chubu Office, Sendai R&D Center
Ryomo Business Support Co., Ltd.
Ryomo Business Support Co., Ltd.
Address
2-2961 Hirosawa-cho, Kiryu-shi, Gunma 376-0013MAP
Established
November 1998
TEL
+81 (277) 70-6600
FAX
+81 (277) 70-6605
Business
IT services, IT education, water service and municipal project contracts
URL
http://www.rbs.co.jp/
Ryomo Vietnam Solutions Co.,Ltd.
Ryomo Vietnam Solutions Co.,Ltd.
Address
Saigon Riverside Office Center Unit 605-08 6th Floor 2A-4A
Ton Duc Thang St., District 1, Ho Chi Minh City, VietnamMAP
Established
September 2004
TEL
+84 (28) 3822-6524
FAX
+84 (28) 3822-6526
Business
Development and design of software programs Planning, design and consultation of the computer network system
URL
http://rvsc.ryomo-gr.com/
Ryomo Philippines Information Corp.
Ryomo Philippines Information Corp.
Address
10th Floor, Pacific Star Building, Sen. Gil Puyat corner Makati Ave.,
Makati City 1200MAP
Established
January 2015
TEL
+63 (2) 835-9813
FAX
+63 (2) 834-8284
Business
Support and operation services of computer system

Creative Service Operations

We create and offer inspirational products and services through our organized use of the Mitsuba Group's business resources, know-how,
and technical seeds.

Mitsuba Sankowa Corp.
Mitsuba Sankowa Corp.
Address
3-3-4 Narimasu, Itabashi-ku, Tokyo, 175-0094MAP
Established
1994年10月October 1994
TEL
+81 (3) 3938-3201
FAX
+81 (3) 3938-8141
Business
Development and sales of automotive parts, accessories, and related application products
URL
http://www.mskw.co.jp/
SANKO Engineering Co., Ltd.
SANKO Engineering Co., Ltd.
Address
5-1167 Hirosawa-cho, Kiryu-shi, Gunma 376-0013MAP
Established
March 1974
TEL
+81 (277) 52-5816
FAX
+81 (277) 52-1224
Business
Design and installation of electrical equipment, building equipment, water supply and drainage equipment, and air conditioning and sanitation equipment; design and execution of civil engineering projects; design and manufacturing of FA machinery and assembly equipment; and design and production of various mechanical devices and electronic control boards
URL
http://www.sanko-engineering.co.jp/
Hirosawa Plant
7-5059-1 Hirosawa-cho, Kiryu-shi, Gunma
376-0013
TEL : +81 (277) 55-5819
FAX : +81 (277) 55-5817
Office Advan Inc.
Office Advan Inc.
Address
1-2789 Hirosawa-cho, Kiryu-shi, Gunma 376-0013MAP
Established
March 2000
TEL
+81 (277) 52-0237
FAX
+81 (277) 52-0260
Business
Agency services for general affairs and accounting; education solutions; financial services
URL
http://www.o-advan.co.jp/
Mitsuba Ability Corp.[ Indicates non-consolidated subsidiaries ]
Mitsuba Ability Corp.
Address
2-1890-18 Tomoe-cho,Kiryu-shi,Gunma 376-0021MAP
Established
January 1997
TEL
+81 (277) 20-8127
FAX
+81 (277) 20-8128
Business
Temporary staffing, employment agency, business contracting operations (cleaning, security, gas meter reading, automobile management, dormitory and company housing management), real estate rental service
URL
http://www.abl.co.jp/
Mitsuba Environmental Solution Co., Ltd.[ Indicates non-consolidated subsidiaries ]
Mitsuba Environmental Solution Co., Ltd.
Address
598 No, Nisato-cho, Kiryu-shi, Gunma 376-0122MAP
Established
January 1999
TEL
+81 (277) 74-5958
FAX
+81 (277) 74-5973
Business
Environmental measurement services; materials analyses, failure analyses, development assistant services; energy conservation diagnostics, energy conservation assistance and consulting, subsidies agency services and electrical safety consulting; other environmental consulting services
URL
http://www.t-clover.co.jp/
Mitsuba Harvest Co., Ltd.[ Indicates non-consolidated subsidiaries ]
Mitsuba Harvest Co., Ltd.
Address
2-928-114 Aioi-cho, Kiryu-shi, Gunma 376-0011MAP
Established
March 2018
TEL
+81(277)55-5831
FAX
+81(277)55-5832
Business
Agriculture & Agribusiness
URL
http://mitsuba-harvest.co.jp/