第一党 だいいっとう Meanings Noun leading party (e.g. in parliament); dominant party Kanji 第 No.. Read as ダイ. 一 one. Read as イチ. 党 party. Read as トウ. Words containing 第一党 野党第一党 (やとうだいいっとう) leading opposition party Jinuma: Japanese Dictionary · Word lists