Translation guide
The G clef is a musical symbol indicating the pitch of notes on a staff. In Japanese, it is most commonly referred to as ト音記号.
ト音記号
G clef
The standard musical symbol that fixes the G above middle C on the second line of the staff.
The standard Japanese term for the G clef, used in all contexts from music education to professional settings.
ト音記号は、五線の第2線に置かれます。
The G clef is placed on the second line of the staff.
ピアノの右手のパートは通常ト音記号で書かれます。
The right-hand part of the piano is usually written in the G clef.
Literally 'high-pitch part symbol', this term is sometimes used in formal or educational contexts, but ト音記号 is more common.
楽譜の最初に高音部記号が記されています。
The treble clef is written at the beginning of the score.
When referring specifically to the G clef used for high-pitched instruments or voices, often called the treble clef in English.
The same term is used for both G clef and treble clef; context makes the distinction clear.
バイオリンの楽譜はト音記号で書かれています。
Violin music is written in the treble clef.
A phrase meaning 'sheet music in the G clef' or 'treble clef score', useful when specifying the type of notation.
ト音記号の楽譜を読む練習をしています。
I'm practicing reading treble clef sheet music.
When talking about music, ト音記号 is the go-to word. Even if you hear 高音部記号, it means the same thing, but ト音記号 is more natural in everyday speech.