Current Data on Lower Prevalence and Age-Related Aggravation of COVID-19 in Japan

Abstract

Pandemic COVID-19 has been crucial problem worldwide, and authors have reported less prevalence and excess death in Japan. The Ministry of Health, Labour and Welfare of Japan presented COVID-report of July 2021 Edition. Among them, the number of people diagnosed with COVID-19 in Japan was 796,835 until July 1, 2021, which is equivalent to 0.6% of the total population. Aggravation rate of COVID-19 increases remarkably with aging. The result shows 1, 4, 10, 25, 47, 70< in 30s, 40s, 50s, 60, 70s, 80s< years old, respectively. In contrast, it shows 0.5, 0.2, 0.3 in <9, 10-19, 20-29 years, respectively.