旧口動物 きゅうこうどうぶつ Meanings Noun protostome See also: 新口動物 (しんこうどうぶつ). Kanji 旧 former. Read as キュウ. 口 mouth. Read as コウ. 動 move. Read as ドウ. 物 thing. Read as ブツ. Jinuma: Japanese Dictionary · Word lists