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Latest update: 30/11/2016 17:57:39


We are a resin and metal processing company supporting a broad range of processing from single pieces to mass production. 

Our business development mainly centers on resin and metal processing. We support a broad range of processing in resin and metal precision machining from trial manufacturing to mass production. We have accumulated experience in processing various materials such as thermoplastic resin, thermosetting resin, metals, and nonferrous metals. We can carry out integrated processing from die manufacturing to injection molding. We have dealings with semiconductor manufacturers, medical equipment manufacturers, etc. We are also expanding our overseas business through our group companies. We aim to become a world-class processing company.

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Other presentation

[Company strength]
Our company has accumulated Monozukuri craftsmanship technology regarding resin for more than 60 years. Our company can broadly respond to your needs with collaborative work on resin and metals among the four companies in the Tohbe Group.

[Business description]
Our company was founded in Shinagawa Ward in 1946 as Tokyo Bakelite Co., and was renamed Tohbe Kako Co., Ltd. in 1970. In 2004 our HQ factory was relocated to Ota Ward. Our company has mainly been engaged in the sales and processing of resin materials since its foundation. Recently, however, we have extended our business to resin and metal processing, which has now become our main field. We are working hard on technical development corresponding to the industry’s needs.


[Strength of products/technologies]
1. We support resin and metal precision machining from trial manufacturing to mass production.
We can process from small articles to articles 1500 × 2800 in size. We have accumulated processing experience with various materials. These include thermoplastic resin (general-purpose plastics, engineering plastics, and super engineering plastics), thermosetting resin (laminate sheets and the laminate sheets with glass), metals, and nonferrous metals. We also perform adhesion, bending, welding and processing, and assembly work for resin. 
2. We can carry out integrated processing from die manufacturing to injection molding.

[Representative's message]
Our company has been involved in Monozukuri craftsmanship, and specifically in plastic processing, for more than 60 years. We have accumulated the manufacturing technologies, studies, and experience of our Tohbe Group through our transactions with a variety of customers in areas from materials to the latest processing technology. This constitutes our company’s precious history and assets. We are confident that our technology can contribute to our globalizing society.

[Company structure for market development/overseas expansion]
We have arranged a quality control system. Our quality control division conducts inspections according to the customer’s needs. We have also prepared a system for inspecting environmental impact substances contained in materials, and X-ray equipment.

[Market share/Ranking]
We are ranked 69th among 607 companies nationwide (based on enterprise information by Teikoku Databank).

[Awards and media coverage]
Authorized as an Ota Ward Excellent Factory in fiscal year 2007. 

Nikkan Kogyo Shimbun, “Craftsmanship of a small factory” (August 6, 2013).   

Obtained ISO 14001 certification.
Obtained ISO 9001 certification.

[Joint research and development]
We manufacture development articles for academic institutions. 

[Factory (domestic)]
Ibaragi, Fukushima, Miyagi

[Factory (overseas)]

[Other sites]
Shonan branch, Kyushu business office

[Main Clients / Business History (domestic)]
We have direct transactions with manufacturers in industries such as light electrical appliances, semiconductors, medical equipment, and inspection equipment.

[Main Clients / Business History (overseas)]
We respond to overseas transactions through Philippine Tohbe, which is one of our group companies. 

[Exhibition History/Information]
Excellent Work Fair in 2012; Exhibition & Business Meeting on Processing Technology in Ota, in fiscal years 2008, 2010, 2011, 2012; and so on.

This company is recommended by the following support organizations.

Kanto Head Office, SMRJ