"森友・文書改ざん 再調査求める署名30万人突破へ 電通過労自殺の遺族も賛同" [Morimoto document forgery - More than 30000 signatories demand re-investigation - Relatives of the Dentsu Karoshi case endorse it]. mainichi.jp. 2020-04-16. Archived from the original on 2022-09-27.
mof.go.jp
"Functions". Ministry of Finance. Retrieved 2017-02-12.
"森友・文書改ざん 再調査求める署名30万人突破へ 電通過労自殺の遺族も賛同" [Morimoto document forgery - More than 30000 signatories demand re-investigation - Relatives of the Dentsu Karoshi case endorse it]. mainichi.jp. 2020-04-16. Archived from the original on 2022-09-27.