https://www.mof.go.jp/tax_policy/tax_reform/outline/fy2023/seirei/index.html
https://www.nichizeiren.or.jp/whats-new/230802a/
https://www.nta.go.jp/law/bunshokaito/tokusetsu.htm
https://www.soumu.go.jp/menu_news/s-news/01zeimu04_02000114.html
https://www.soumu.go.jp/main_content/000894498.pdf
https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/iryou/igyou/index.html