5. september 2018
- 04:435. sep. 2018, 04:43 forskel hist −240 Square Enix http://www.hd.square-enix.com/eng/company/outline.html
- 03:265. sep. 2018, 03:26 forskel hist 0 Square Co. https://www.bloomberg.com/research/stocks/private/snapshot.asp?privcapId=883796, http://www.hd.square-enix.com/eng/company/history3.html, https://web.archive.org/web/20030410002227/http://ir.square.co.jp/index_kaisha.html