noun
COVID-19 pandemic; coronavirus crisis
Refers to the societal crisis and hardships caused by the COVID-19 pandemic, not just the disease itself.
コロナ禍で多くの飲食店が閉店した。
Many restaurants closed due to the COVID-19 crisis.
コロナ禍の影響で、オンライン授業が増えた。
Online classes increased because of the pandemic.