noun
city-wide lockdown
Refers to a large-scale restriction of movement and activity within a city, often used in the context of pandemics or emergencies.
感染拡大を防ぐため、政府は都市封鎖を検討している。
The government is considering a city-wide lockdown to prevent the spread of infection.
Compound of 都市 (toshi, 'city') and 封鎖 (fūsa, 'blockade, lockdown').