< Flow control forming, teeth shape forming, precise shearing > An innovative plasticity manufacturer by cold forging and press technologies

Company profile

Firm name

Toshima Manufacturing Co., Ltd

Company Location

1414 Shimonomoto, Higashi-Matsuyama, Saitama, 3550036 JAPAN
Site: 24,968m2 Building: 8,500m2


• Parts Division
TEL: 0493-23-1213 URL:www.toshima-mfg.jp/en
• Materials System Division
TEL: 0493-24-6774 URL:www.material-sys.com/en






99 million JPY

The number of employee

194 persons(Male : 155, Female : 39)


Eiichi Arai

Main business

• Parts Division
Cold-Forging + Pressing(Machining Cut + Assembly)
• Materials System Division
Electronic material production


Towa Bank Higashimatsuyama Branch

Japan Finance Corporation Saitaman Branch

Bank of Tokyo-Mitsubishi UFJ Kawagoe Branch

Main customer

Eagle Industry Co.,Ltd

Jatco Ltd

Daihatsu Motor Co.,Ltd

Toyota Industries Corporation

Topre Co.,Ltd

Sanwa Seiki Co.,Ltd


1945 May

Ex-former President, Sokichi Kimoto established "Toshima Airplane Corporation" in Chihayacho, Toshima Ward, Tokyo, Japan.

Started manufacturing loudspeaker's magnetic network parts (Loudspeaker's Yoke). Capital was $2,230

1949 October

Company name was changed as "Toshima Manufacturing Corporation"

1963 November

Main factory was established in present location and the factory in Itabashi ward was transferred.

1972 October

Introduced cold-forging facilities in the main factory.

1982 November

Former President Daisaku Kimoto inaugurated.

1984 January

Placed much emphasis to manufacturing of car parts to introduce the cold-forging facilities such as CFPI-1500 cold-forging press.

1986 March

Undertook the consistent manufacturing of car parts from cold-forging to machining (Automatic Line).

2000 July

Obtained the ISO 9001 certification.

2005 January

Consolidated both "Toshima Manufacturing Corporation" and "Toshima Corporation." Increased capital to $1,193,202.

2007 October

Obtained "Hi-KES(Step2)," environmental management system certification.

2011 January

President Kentaro Kimoto inaugurated.

2012 September

"TOSHIMA(THAILAND)CO., LTD." was established in Chonburi, Thailand.

2014 March

Introduced transferring cold-forging press, "UL6000."

2015 August

Introduced CNC Jig borer 5AXES YBM Vi40 by YASDA Precision Tools K.K.

2019 December

CEO Eiichi Arai inaugurated.