Usage patterns
コンサートに行くto go to a concert
I went to a concert with a friend.
コンサートを開くto hold a concert
That singer holds a concert every year.
コンサートが開催されるfor a concert to be held/take place
A big concert will be held next month.
コンサートのチケットを買うto buy tickets for a concert
I bought concert tickets as soon as they went on sale.
コンサートに出演するto perform in/appear at a concert
She performed at a concert for the first time.