1.
horse racing
The sport of racing horses, typically with betting. In Japan, this is a popular form of legalized gambling.
Japanese horse racing is famous worldwide, and large races attract many spectators.
競馬 refers to the sport of horse racing. In Japan, it is one of the few forms of legal gambling alongside 競輪 (bicycle racing), 競艇 (boat racing), and オートレース (motorcycle racing).
Common collocations:
Cultural note: Major races like the 日本ダービー and the 有馬記念 draw huge audiences and significant betting pools.