performance (e.g. music, dance, drama)
something done (just) for show; theatre; theater; showy action; (empty) gesture; playing to the gallery
performance (of a computer, car, investment, etc.)
パフォーマンスは始まる。
The performance begins.
彼のパフォーマンスに魅了された。
I was captivated by his performance.
あのパフォーマンスは忘れられない。
That performance is unforgettable.