Translation guide
A protective covering for the face, used in sports, work, or combat. Japanese uses different words depending on the context: sports masks, fencing masks, welding helmets, and historical armor faceplates.
A protective mask or guard worn over the face in sports like baseball or softball.
The most direct loanword for a sports face guard, commonly used in baseball and softball.
The pitcher is wearing a face guard.
Literally 'face guard', used in sports contexts but less common than the loanword.
Wearing a face guard is recommended in softball.
The mesh mask worn in fencing to protect the face.
A protective shield covering the face during welding or similar industrial work.
The facial armor of a samurai helmet, often a detachable mask.
There is no single Japanese word that covers all types of 'face guard'. You must choose the term based on the specific activity or context.
The kendo men protects the face.
A general face shield used in medical, industrial, or DIY contexts. Not specific to welding.
Wear a face shield to prevent infection.