1. 1. World Health Organization. Coronavirus disease (COVID-2019) situation reports https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200719-covid-19-sitrep-181.pdf?sfvrsn=82352496_2; 2020 Accessed 20.07.2020.
2. 2. Minister of Health, Labour and Welfare. Situation update for COVID-19 and the MHLW’s response (Jul. 19, 2020) https://www.mhlw.go.jp/stf/newpage_12519.html; 2020 Accessed 25.12.2020.
3. 3. Osaka Prefectural Government. Outbreaks of patients with COVID-19 (2332 to 2420) http://www.pref.osaka.lg.jp/hodo/attach/hodo-38785_4.pdf; 2020 Accessed 25.12.2020.
4. 4. Roser M, Ritchie H, Ortiz-Ospina E, Hasell J. Coronavirus Pandemic (COVID-19) https://ourworldindata.org/coronavirus; 2020 Accessed 23.08.2020.
5. 5. Minister of Health, Labour and Welfare. Example of practicing “New Lifestyle” https://www.mhlw.go.jp/content/10900000/000632485.pdf; 2020 Accessed 26.08.2020.