Translation guide
The treble clef is a musical symbol used to indicate the pitch of written notes. In Japanese, it is most commonly referred to as ト音記号 (とおんきごう).
The symbol placed at the beginning of a staff to indicate the pitch of the notes, specifically that the second line from the bottom is G above middle C.
The right-hand part of piano music is usually written in treble clef.
A less common alternative meaning 'high-pitched part symbol'. Sometimes used in formal music theory contexts, but ト音記号 is preferred.
Write the treble clef at the beginning of the score.