also: たかね
noun
high-pitched tone; high note; soprano
Refers to a high-pitched sound or musical note. In vocal contexts, can specifically mean soprano.
彼女は高音がとてもきれいに出る。
She can produce high notes very beautifully.
この曲は高音が多くて歌うのが難しい。
This song has many high notes and is difficult to sing.