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2. 2) Study group of experts on healthy life expectancy : Report 2019 (March,2022), https://www.mhlw.go.jp/content/10904750/000495323.pdf (Japanese) (Access date: April 9, 2022)
3. 3) Cabinet Office : Chapter 1, Section 2-2 "Health and Welfare", in the Reiwa 4th year edition White Paper on Aging Society, https://www8.cao.go.jp/kourei/whitepaper/w-2022/html/zenbun/s1_2_2.html (Japanese) (Access date: April 10, 2023)
4. 4) Ministry of Health, Labour and Welfare : Dietary Reference Intakes for Japanese (2020), https://www.mhlw.go.jp/file/06-Seisakujouhou-10900000-Kenkoukyoku/0000208954.pdf (Japanese) (Access date: April 9, 2022)
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