noun
news of a victory; victory report
Refers to a report or announcement of a win, often in sports, battles, or competitions. Somewhat formal or literary.
試合の勝報が届いた。
News of the match victory arrived.
彼らは勝報を聞いて喜んだ。
They rejoiced upon hearing the victory report.
Compound of 勝 (victory) and 報 (report/news). The reading しょうほう follows the on'yomi of both characters.