Translation guide
A protective mask worn to filter out harmful gases, smoke, or airborne particles. In Japanese, the most common term is ガスマスク, a direct loanword from English. Other terms exist for specific contexts like military or industrial use.
A mask that covers the nose and mouth to protect against inhaling harmful substances, such as in war, industrial accidents, or fires.
The most common and widely understood term. A loanword from English, used in everyday conversation, news, and general contexts.
消防士はガスマスクを着用した。
The firefighter put on a gas mask.
ガスマスクがないと、有毒ガスを吸ってしまう。
Without a gas mask, you'll inhale toxic gas.
An older or military term, literally 'gas face/mask'. Rarely used in modern everyday language; may appear in historical contexts or older literature.
兵士たちはガス面を装着した。
The soldiers put on their gas masks.
Literally 'anti-poison mask'. More technical and formal, often used in industrial, military, or safety manuals. Emphasizes protection against poison gas.
工場では防毒マスクの着用が義務付けられている。
Wearing a gas mask is mandatory in the factory.