9731 on Tokyo Stock Exchange

Hakuyosha

Hakuyosha is a Japanese cleaning company based in Tokyo, founded in 1906.¹ Its shares trade on Tokyo Stock Exchange under the symbol 9731.¹

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Last updated Oct 21, 2026.

Overview

1906Founded¹

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Ticker9731 on Tokyo Stock Exchange¹
HeadquartersTokyo¹
Websitewww.hakuyosha.co.jp
Legal formkabushiki gaisha¹

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Hakuyosha image from its website — Image: hakuyosha.co.jp²

Timeline

May 1949Went public Listed on Tokyo Stock Exchange¹
1906Founded Founded¹

Links

Websitewww.hakuyosha.co.jp¹
Facebookwww.facebook.com/hakuyosha.jp¹
More imagesWikimedia Commons
WikidataQ11579995

Sources

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

1
WikidataHakuyosha on Wikidata
2
Company websiteHakuyosha photo