公証役場 こうしょうやくば Meanings Noun notary public's office Kanji 公 public. Read as コウ. 証 proof. Read as ショウ. 役 role. Read as ヤク. 場 place. Read as ば. Example sentences 当事者が公証役場に行く場合、下記のものが必要になります。When one goes to the notary public's office, the following are required. Jinuma: Japanese Dictionary · Word lists