9637 on Tokyo Stock Exchange

OS

OS is a Japanese company, founded in 1946, listed on Tokyo Stock Exchange (9637).¹

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Last updated Oct 21, 2026.

Overview

Dec 16, 1946Founded¹

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Ticker9637 on Tokyo Stock Exchange¹
Websitewww.osgroup.co.jp
Legal formkabushiki gaisha¹

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OS image from its website — Image: osgroup.co.jp²

Timeline

May 1949Went public Listed on Tokyo Stock Exchange¹
Dec 16, 1946Founded Founded¹

Links

Websitewww.osgroup.co.jp¹
WikidataQ11293103

Sources

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

1
WikidataOS on Wikidata
2
Company websiteOS photo