noun, noun which may take the genitive case particle 'no'
war renunciation; anti-war
Refers to the principle or policy of not waging war, often used in political or constitutional contexts (e.g., 不戦条約). Also used adjectivally with の to mean 'anti-war'.
日本国憲法は不戦の誓いを掲げている。
The Constitution of Japan upholds a pledge of war renunciation.
Japan concluded a non-aggression pact with the Soviet Union.
He consistently maintained an anti-war stance.
noun, noun which may take the genitive case particle 'no'
cancelled sumo bout due to absence
Sumo term: a match that is cancelled because one of the wrestlers does not appear. Often used in the phrase 不戦勝 (win by default) or 不戦敗 (loss by default).
相手の休場で不戦勝になった。
He won by default because his opponent withdrew from the tournament.
Because the wrestler was absent, today's bout ended without a fight.
The two countries vowed not to go to war.
不戦 refers to refraining from war, while 開戦 refers to the actual outbreak or start of a war.
不戦 and 付箋 are pronounced identically as ふせん, but 付箋 means a sticky note or tag, an everyday stationery item unrelated to war or sumo.
Compound of 不 (non-, not) and 戦 (war, battle). The sumo usage is a specialized extension of the general meaning 'no contest'.