Number of people undergoing periodontal examinations Japan FY 2022, by condition
In the fiscal year 2022, around 241 thousand people in Japan underwent free periodontal disease examinations at municipalities and were advised that they would need another detailed examinations. This number accounted for about 66 percent of the total free periodontal examinations conducted at Japanese municipalities in that year.
Municipalities in Japan provide annual periodontal disease examinations for free for people who are aged 40, 50, 60, and 70 years old.