Private company

Soyosya

Soyosya is a Japanese company, founded in 1946.¹

株式会社双陽社（そうようしゃ）は、大阪府大阪市北区堂島に本社を置く印刷、製本、自費出版を主な事業内容とする日本の企業。1946年創業。² From the Japanese Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jul 1946Founded¹

Websitewww.souyousya.net/index.html

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Timeline

Jul 1946Founded Founded¹

Links

Websitewww.souyousya.net/index.html¹
WikidataQ11410511

Sources

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

1
WikidataSoyosya on Wikidata
2
WikipediaSoyosya on the Japanese Wikipedia