Company Profile

Company Name SOHSHIN CO.,LTD.
Established May,1934
Date Founded April 1 ,1999
Stock Capital 1.4billion 65.98 million yen
Setteling Day March 31
Regular General Meeting JUNE
Large shareholder Hino Motors,Ltd.
Net Revenue 37.658billion yen(as of 2016)
President and Representative Director Takehiko Nakano

SOHSHIN Main Office,Iruma Plant

〒358-0045
1115-1 Teradake,Iruma City, Saitama Prefecture
TEL 04-2936-3161
FAX 04-2936-3164
Number of Employees : 750

SOHSHIN Tamagawa Plant

〒355-0343
888 Tokigawa-machi Oaza Gomyo,Hiki Country, Saitama Prefecture
TEL 0493-65-1211
FAX 0493-65-4271
Number of Employees : 377

Company History

1934 May  Kakuwa Seisakujyo Co., Ltd. was founded with a capital of 600,000 yen.

1951 AUG.

 The corporate name was changed to Kakuwa Seiki Co., Ltd.
 The corporate foundation was strengthened with the support of Hino Automobile.

1936 JAN.  The start of the development, production, and marketing of the trailer coupler.

1969 AUG.  Transfer of the factory from Itabashiku, Tokyo to Kawagoeshi, Saitama.

1974 May.

 Regarding the trailer coupler, a technical cooperation was arranged with the American Holland Hitch Company.
 The start of the same type of production and marketing.

1976 APR.

The start of the development, production, and marketing of the trailer axle and the suspension device.

1999 APR.

 Water pump, muffler, and gear products of the Kokusan Kiki Co., Ltd.
 Merging with Chiyoda Automobile Industry Co., Ltd., which handled air tanks as well as trailers 
 for the Defence Agency, Sohshin Co., Ltd. was founded.
 (Kokusan Kiki Co., Ltd.  Founded August, 1926)
 (Chiyoda Automobile Industry Co., Ltd.  Founded December, 1945

2001 MAR.

 Tamagawa factory. The start of activities for the acquisition of the ISO14001 certification. (Acquired February, 2002 )

2002 MAR.

 Headquarters, Iruma factory. The start of activities for the acquisition of the ISO14001 certification.(Acquired March, 2003)

2003 JUL.   Transfer of the 2t deck production facility from Hino Automobile, Hamura factory.
2003 AUG.
 Press factory, the addition of factory no.3.
2003 AUG.

 Installation of the press business from the Musashi Press Industry Co., Ltd.

2004 MAY

 Production of Wooden decks start.

2004 AUG.

 Completion of the new painting factory

2004 AUG.

 The start of the construction and painting production of 1.5t steel decks.

2005 JAN.  The start of the construction and painting production of 0.75t steel decks.
2006 AUG

 Production start of fuel tanks(1.5t~2.0t) for small trucks.

2007 DEC.

 Full-scale start of overseas Business Promotion.
 The conclusion of technical assistance contract with the Thai MTG company.

2008 FEB.  The conclusion of technical assistance contract with the Indonesian MTG company.
2008 APR.  10th foundation anniversary.
 Production start of the air tank with Thai TRM company, by means of the technical assistance contract.
2009 MAY  Production start of the water pump with Indonesian MTG company, by means of the technical assistance contract.

2010  Iruma building no. 1 First floor expansion. 

2010 FEB.  Heat treatment line. Expansion of the continuous carburizing no.3 furnace.

2010 APR.
 Establishment of an Overseas Business Promotion Division.

 Start of a full-scale F/S activity for overseas business promotion.

2010 MAY.
 Aluminum fuel tank. Production start.

2011 FEB.  The start of the elbow import from Indonesia.

2011 DEC.
 Became a 100% subsidiary company to the Hino Automobile Co., Ltd.

2012 FEB.  Transfer of the oil pan painting.

2012 OCT.  Differential parts. Production start.

2013 APR.  15th foundation anniversary.

2012 OCT.
 Through shaft. Production start.

  2013 JUL.     Renewal of the conference room, multi-purpose hall, and the cafeteria, for both factories.
 Mirror stay. Production start.

2014 MAR.  Heat treatment line. Expansion of the continuous carburizing no.4 furnace. 

2014 APR.
 Merger and acquisition of the subsidiary company, CJK Co., Ltd.

2014 DEC.
 Transfer and production start of the large-scale brake drum.

2015 MAR.
 Solar power installation.