How to prevent the spread of the virus at home? 3: 自宅の中で感染をふせぐ方法③
Part 1 : https://www3.nhk.or.jp/nhkworld/en/multilingual_links/links/prevent_infection.html
Part 2: https://www3.nhk.or.jp/nhkworld/en/multilingual_links/links/prevent_infection_2.html
Part 4: https://www3.nhk.or.jp/nhkworld/en/multilingual_links/links/prevent_infection_4.html
Part 5: https://www3.nhk.or.jp/nhkworld/en/multilingual_links/links/prevent_infection_5.html