Greetings
Our company was established in April 1954 as a sales distributor of products manufactured by the Nishiumi Group Companies, whose core company is Sanwa Seiki Ltd.
We have continued to grow based on the management policy “Respecting Humanity” and “Company Objectives” which were set up by our founder, Mr. Toshio Nishiumi.
In pursuit of our core Corporate Philosophy – “contributing to society through industrial products” – we have expanded beyond our original focus on safety-critical vehicle components manufactured by the Nishiumi Group companies. Our business now encompasses comprehensive factory solutions “from entrance to exit,” including machine tools, industrial equipment, and factory construction services has been added to our lineup. We remain committed to providing excellence in customer service and ensuring mutual prosperity with our business partners. Your continued support and partnership are greatly valued.
Akihiro Sawabe, Representative Director and President
Corporate Philosophy
Our mission is to serve society by providing industrial products and solutions.
- Enhance corporate sustainability and governance
- Commit to customer satisfaction
- Improve quality of life for our employees
- Ensure mutual prosperity with our partners
Company Profile
| Capital | ¥30mil | |
|---|---|---|
| Board Members | Representative Director, President | Akihiro Sawabe |
| Executive Director | Eiichi Nishiumi | |
| Executive Director | Masatsugu Ueki | |
| Executive Director | Yasunori Miyanaga | |
| Outside Auditor | Yoshinori Ohnishi | |
| The Number of Employees | 62 | |
SDGs
Our head office building has been recognized as the first in the Tokyo metropolitan area to qualify for the “Environmental Investment Promotion Tax System.” This building, featuring dry external insulation, is designed to contribute to both society and the local community. It has been highly regarded for the implementation of energy-efficient and low-carbon systems.




Major Customers
- Aizu Quartz Co.,Ltd.
- ALPSTOOL CO., LTD.
- UTSUE SEIKI CO.,LTD.
- OKUBO GEAR Co.,LTD.
- KATO WORKS CO.,LTD.
- Kikuchi Gear Co., Ltd.
- KINKI METAL CO.,LTD.
- KOSHIN SEIKOSHO,LTD.
- Komatsu Ltd.
- COMODA ENGINEERING CO.,LTD.
- Saitama Kiki Co., Ltd.
- SANWA SEIKI LTD.
- JUKI CORPORATION
- Japan Transport Engineering Company
- SOHSHIN CO.,LTD.
- TOYO SHUTTER.CO.,LTD.
- NIPPON SHARYO, LTD.
- Nippon Trex Co,.Ltd.
- Hitachi Construction Machinery Co., Ltd.
- Hino Motors, Ltd.
- HinoMotorsPhilippinesCorp
- Hino Motors Vietnam Ltd.
- Fukushima Steel Works Co,.Ltd.
- Fujikoshi Machinery Corp.
- MAHLE Japan Ltd.
- Mitsubishi Logisnext Co., Ltd.
- MORY INDUSTRIES INC.
- J. MORITA TOKYO MFG. CORP.
- Yoshida Industries Co.,Ltd.
- YOMIURI LAND CO.,LTD.
History
| 1954. 4 | Established in Asakusabashi, Taito-ku, Tokyo, with the purpose of selling railway vehicle equipment, automotive equipment, and instruments from SANWASEIKI and Koshin Seikosho. |
| 1960. 2 | Opened the Nagoya Branch (originally Nagoya Office). |
| 1966. 8 | Opened the Osaka Branch (originally Osaka Office). |
| 1971. 9 | Acquired exclusive agency rights for turret lathe automation equipment (Master Auto) through a business partnership between Hitachi Seiki and Koshin Seikosho. |
| 1979. 4 | Opened the Northern Kanto Branch (originally Northern Kanto Sales Office). |
| 1979.12 | Relocated the head office to Itabashi-ku, Tokyo. |
| 1989. 6 | Opened the Chiba Sales Office. |
| 1994.11 | Opened the Nagano Branch (originally Nagano Sales Office). |
| 2006.1 | Absorbed Nishiumi International Co., Ltd., and reorganized it as the Third Sales Department. |
| 2008. 6 | Established Shanghai Sanwa Trading Co., Ltd. in Shanghai, China. |
| 2012.1 | Completed construction of the new head office building |
| 2013.1 | Established a subsidiary in Thailand, Sanwa Sangyo (Thailand) Co., Ltd. |
| 2013.12 | Integrated the Chiba Sales Office into the head office. |
| 2015. 7 | Completed construction of the new Northern Kanto Branch |
| 2017.11 | Completed construction of the new Nagano Branch |
| 2020. 9 | Transferred operations of Shanghai Sanwa Trading Co., Ltd. and renamed it Shanghai Sanqiao Trading Co., Ltd., which continued as a partner company |
| 2023. 9 | Began new construction work for the Osaka Branch |
| 2024. 3 | Entered into a capital and business alliance with Daito Kogyo Co., Ltd., to strengthen the construction business. |
| 2024. 4 | Celebrated the 70th anniversary |
Location
Head Office

Address: 29-16, Oyamahigashi-cho, Itabashi-ku, Tokyo, Japan 173-0014
| Sales Division I (Vehicle Parts/Overseas) | Phone:+81-3-3964-9112 +81-3-3964-9112 |
|---|---|
| Sales Division II (Machine tools) | Phone:+81-3-3964-9113 +81-3-3964-9113 |
| Sales Division III (Construction Support) | Phone:+81-3-3964-9114 +81-3-3964-9114 |
| Administration Division | Phone:+81-3-3964-9137 +81-3-3964-9137 |
Nagoya Branch

| Address | 2-37-3,Takou-cho, Mizuho-ku, NagoyaCity, Aichi Prefecture, Japan 467-0828 |
|---|---|
| Phone | +81-52-871-4681 +81-52-871-4681 |
Osaka Branch

| Address | 9-26, Minami-Kawahori-cho, Tennoji-ku, Osaka-City, Osaka Prefecture, Japan 543-0054 Le pêche Tennoji 2F |
|---|---|
| Phone | +81-6-6772-8031 +81-6-6772-8031 |
Northern Kanto Branch

| Address | 550-7, Arai-cho, OtaCity, Gunma Prefecture, Japan 373‐0852 |
|---|---|
| Phone | +81-276-45-9611 +81-276-45-9611 |
Nagano Branch

| Address | 2-4-7, Tokita, UedaCity, Nagano Prefecture, Japan 386‐0018 |
|---|---|
| Phone | +81-268-26-6611 +81-268-26-6611 |
DAITOH KOGYO CO.,LTD. (Capital and Business Alliance Partner)

Construction and maintenance of office buildings, factories, residences, etc., as well as design.A comprehensive construction company specializing in steel, reinforced concrete (RC), wooden structures, and civil engineering works.
| Address | SanwaSangyo Bld 6F, 29-16, Oyamahigashi-cho, Itabasi-ku, Tokyo, Japan 173-0014 |
|---|---|
| Phone | +81-3-3964-1136 +81-3-3964-1136 |
| Web site | https://www.daitoh-kogyo.co.jp/ |
Sanwa Sangyo(Thailand)Co.,Ltd. (Subsidiary)

| Address | 888 15FL.,MEC TOWER,DEBARATNA RD.,BANGNATAI,BANGNA,BANGKOK 10260 |
|---|---|
| Phone | +66(0)2-744-4237 +66(0)2-744-4237 |
Shanghai Sanqiao Trading Co.,Ltd. (Partner Company)

| Address | Room907,No.2008 Hu Qing Ping Road,QingpuDistrict,Shanghai,China,201702 |
|---|---|
| Phone | +86(0)21-62351552 +86(0)21-62351552 |