Dictionary/党勢とうせいTousei党勢 (Tousei) is a Japanese noun meaning “strength of a party”.Meaningsnounstrength of a partyKanji in 党勢党party勢forcesRelated words大勢crowd of people大勢general situation勢いforce党party (political)姿勢posture弾むto spring態勢attitude勢力influence勢group (of people, competitors, companies, etc.)一党one party体勢posture与党ruling party