RetireJapan

Is there a list from the national tax office of what is acceptable as a health deductible, but which might not necessarily be covered by the national health insurance. I am thinking specifically of children's teeth braces.

Any useful links would be appreciated.

https://www.nta.go.jp/law/shitsugi/shotoku/01.htm
https://www.nta.go.jp/law/shitsugi/shotoku/05/08.htm

Braces are not covered.