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Tominaga Co. Ltd.

3981-5 Nunoshida, 781-5101 Kochi-city, Kochi-pref
Telephone +81 88 8451122
Fax +81 88 8450800

Hall map

NEWCAST 2019 hall map (Hall 14): stand F54

Fairground map

NEWCAST 2019 fairground map: Hall 14

Our range of products

Product categories

  • 01  Ferrous castings - Iron, steel and malleable foundries
  • 01.01  Material groups
  • 01.01.001  Grey cast iron

Grey cast iron

Our products

Product category: Grey cast iron


Since its inception, we will inherit the technology accumulated by our predecessors and supply stable castings.
As the casting industry evolves and advances, we will improve our technology as a "caster".

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About us

Company portrait

Our company is located in the center of Kochi Prefecture and has been researching for over half a century, and we have a history of being a manufacturer of cast iron castings in response to customer needs through casting technology and integrated production up to machining.
We have a passion for manufacturing and interact with all of us, and we are focusing on the development of the latest equipment and engineers to meet the diversifying needs of the times. The high quality casting products produced from there are provided to a wide range of fields including major textile companies, marine parts, injection molding machines and so on. And we aim to be a company that is trusted by our customers by establishing a quality assurance system to support that.
We will create casting products that will impress our management philosophy of “Quality First”, continue to contribute to society by the challenge of new things, and help you as a manufacturing company that can pursue your prosperity and happiness.