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Private company

Yamamaru Gumi

Yamamaru Gumi is a silk reeling company in Japan (1924-1930).1 It was founded by Koshi Jusaburō.1 It is headquartered in Suzaka.1

Last updated Oct 21, 2026.

Overview

1924Founded1
  • Industrysilk throwing1
  • HeadquartersSuzaka, Japan1

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The story

Founded by Koshi Jusaburō in 1924.1

Leadership

Who has led Yamamaru Gumi, and when. Pick a name to see everywhere that person has worked.

Timeline

  1. 1930Dissolved Dissolved1
  2. 1924Founded Founded1

Sources

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

  1. 1