Translation guide
The English word 'mouthpiece' has several distinct meanings. This guide helps learners express each meaning naturally in Japanese, from musical instrument parts to figurative uses like spokesperson.
The part of a wind instrument that you put in or against your mouth.
The most common and direct loanword for the mouthpiece of any wind instrument.
トランペットのマウスピースを掃除した。
I cleaned the trumpet mouthpiece.
Specifically the mouthpiece or embouchure hole of traditional Japanese flutes like the shakuhachi.
尺八の歌口に唇を当てる。
Place your lips against the shakuhachi mouthpiece.
A person who speaks on behalf of an organization, group, or another person.
A person who speaks for someone else, often used in formal or organizational contexts.
彼は会社の代弁者として声明を発表した。
He issued a statement as the company's spokesperson.
Public relations representative; often used for corporate or official spokespeople.
広報担当によると、新製品は来月発売される。
According to the PR representative, the new product will be released next month.
A newspaper, magazine, or other medium that expresses the opinions of a particular group.
An official publication of an organization, such as a political party or union, that conveys its views.
その党の機関紙は毎週発行される。
The party's mouthpiece is published weekly.
Similar to 機関紙, often used for magazines or journals.
A protective device worn in the mouth during sports.
Same word as musical mouthpiece; context distinguishes it. Often used for sports mouthguards.
ボクシングの試合ではマウスピースが必須だ。
A mouthpiece is mandatory in boxing matches.
Specifically a mouthguard for sports, less ambiguous than マウスピース.
ラグビー選手はマウスガードを着けている。
Rugby players wear mouthguards.
The part of a telephone that you speak into, or a similar part on other devices.
The mouthpiece of a telephone, literally 'transmission mouth'.
古い電話の送話口に向かって話した。
I spoke into the mouthpiece of the old telephone.
Literally 'mic part', used for the mouthpiece area of modern devices like smartphones.
スマホのマイク部分を指でふさいでしまった。
I accidentally covered the mouthpiece of my smartphone with my finger.
The part of a pipe, cigarette holder, or similar object that is placed in the mouth.
The mouthpiece of a pipe or cigarette holder; literally 'sucking mouth'.
パイプの吸い口が欠けた。
The mouthpiece of the pipe chipped.
Also used for smoking pipe mouthpieces, especially modern or Western-style pipes.
Loanword for 'spokesman', commonly used in media and business.
政府のスポークスマンが記者会見を開いた。
The government spokesman held a press conference.
The paper was published in the society's journal.
The mouthpiece of this pipe is removable.