moving away from mask mandates; stopping wearing masks
Refers to the societal shift away from requiring or recommending face masks, especially after the COVID-19 pandemic. Can describe both policy changes and personal choice to stop wearing masks.
政府は脱マスクの方針を発表した。
The government announced a policy of moving away from mask mandates.
最近、街中で脱マスクの人を見かけるようになった。
Lately, I've started seeing people without masks around town.
Compound of 脱 (だつ, 'de-', 'removal') and マスク ('mask'). A relatively recent term that gained currency during the COVID-19 pandemic.