Private company

Koshin Seikosho

Koshin Seikosho is a Japanese company based in Sayama, founded in 1934.¹

株式会社工進精工所（こうしんせいこうしょ）は、埼玉県狭山市にある、輸送用機器・産業機械製造企業。² From the Japanese Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1934Founded¹

HeadquartersSayama, Japan¹
Websitewww.koshin-s.co.jp

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Timeline

1934Founded Founded¹

Links

Websitewww.koshin-s.co.jp¹
WikidataQ11479653

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataKoshin Seikosho on Wikidata
2
WikipediaKoshin Seikosho on the Japanese Wikipedia