短期決戦

たんきけっせん

decisive battle of brief duration

本土決戦

ほんどけっせん

mainland decisive battle (land battle envisioned late in World War II)

決勝戦

けっしょうせん

finals game of a tournament, decision of a contest

決定戦

けっていせん

deciding match, play-off, runoff

準決勝戦

じゅんけっしょうせん

semifinal game of a tournament

速戦即決

そくせんそっけつ

quick battle for a quick victory, blitzkrieg

決号作戦

けつごうさくせん

Operation Ketsugō (Japanese military plan for responding to the Allied invasion of the homeland)

優勝決定戦

ゆうしょうけっていせん

deciding match (in a competition for a cup (pennant))

準準決勝戦

じゅんじゅんけっしょうせん

quarterfinal game of a tournament

同点決勝戦

どうてんけっしょうせん

tiebreaker

王座決定戦

おうざけっていせん

championship-deciding contest; final match; the finals

決

けつ

decision, vote

審決

しんけつ

trial decision, decision by a court, judgment from a trial

決め

きめ

agreement, rule

速決

そっけつ

prompt decision, summary judgment, summary judgement

決起

けっき

jump to one's feet, stand up against, rising to action

即決

そっけつ

prompt decision; immediate decision; on-the-spot decision; snap decision

決勝

けっしょう

decision of a contest, finals (in sports)

決水

けっすい

water bursting through (a dike)