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4540 on Tokyo Stock Exchange

Tsumura & Co.

Logo: tsumura.co.jp2

Tsumura & Co. is a Chinese herbal medicine manufacturer located in Tokyo, Japan, founded in 1936.1 Its shares trade on Tokyo Stock Exchange under the symbol 4540.1

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Last updated Oct 21, 2026.

Overview

Apr 25, 1936Founded1

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  • Ticker4540 on Tokyo Stock Exchange1
  • HeadquartersTokyo1
  • Websitewww.tsumura.co.jp
  • Legal formkabushiki gaisha1

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Tsumura & Co. image from its website
Image: tsumura.co.jp3

Timeline

  1. Apr 25, 1936Founded Founded1

Sources

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

  1. 1
  2. 2
    Company websiteTsumura & Co. logo
  3. 3
    Company websiteTsumura & Co. photo