Figure 1. Number of SARS-CoV-2-positive cases (black bars), number of SARS-CoV-2 tests (white bars), and test positivity (number of SARS-CoV-2-positive cases divided by number of SARS-CoV-2 tests, black line), by week, week 3, 2020 to week 7, 2021, Japan. Number of SARS-CoV-2-positive cases is multiplied by 10 for easier viewing. Week 40 includes delayed batch reporting of number of tests (https://www.mhlw.go.jp/stf/covid-19/open-data.html).

From: Epidemiology of Coronavirus Disease 2019 in Japan: Descriptive Findings and Lessons Learned through Surveillance during the First Three Waves

Figure 2. Number of COVID-19 deaths (black bars), weekly average number of prevalent hospitalized severe COVID-19 cases (white bars), and weekly average number of prevalent hospitalized COVID-19 cases (black line), by week, week 7, 2020 to week 7, 2021, Japan. Week 17 includes delayed batch reporting of COVID-19 deaths (https://www.mhlw.go.jp/stf/covid-19/open-data.html).

From: Epidemiology of Coronavirus Disease 2019 in Japan: Descriptive Findings and Lessons Learned through Surveillance during the First Three Waves

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