Private company
廣洋社
廣洋社 is a Japanese business founded in 1945.1
株式会社廣洋社（こうようしゃ）は、東京都文京区にある広告代理店。2 From the Japanese Wikipedia, CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
Sep 17, 1945Founded1
- Websitewww.kys-net.co.jp
Timeline
- Sep 17, 1945Founded Founded1
Links
- Websitewww.kys-net.co.jp1
- WikidataQ11486371
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1Wikidata廣洋社 on Wikidata
- 2Wikipedia廣洋社 on the Japanese Wikipedia