noun
kinboshi; win of a low-ranked wrestler over a yokozuna
Sumo term: a victory by a maegashira (rank-and-file wrestler) over a yokozuna (grand champion). Considered a major upset and a career highlight.
平幕の力士が横綱を破り、金星を挙げた。
A maegashira wrestler defeated the yokozuna and earned a kinboshi.
noun
dazzling victory; major upset; remarkable win
Figurative extension from sumo: a stunning victory against a much stronger opponent, often in sports, business, or other competitive contexts.
新人選手が優勝候補を破る金星を挙げた。
The rookie pulled off a major upset by beating the tournament favorite.