マスク着ちゃく用よう

noun

mask-wearing; wearing a mask

Refers to the act or state of wearing a mask, especially a surgical or hygiene mask. Common in public health contexts.

• 店てん内ないではマスク着ちゃく用ようをお願ねがいします。

  Please wear a mask inside the store.

• マスク着ちゃく用ようが義ぎ務む化かされた。

  Mask-wearing has been made mandatory.