一党優位政党制 いっとうゆういせいとうせい Meanings Noun dominant-party system; one-party dominant system Kanji 一 one. Read as イチ. 党 party. Read as トウ. 優 excel. Read as ユウ. 位 rank 政 government. Read as セイ. 制 control. Read as セイ. Jinuma: Japanese Dictionary · Word lists