大腸内視鏡検査 だいちょうないしきょうけんさ Meanings Noun colonoscopy Kanji 大 big. Read as ダイ. 腸 intestine. Read as チョウ. 内 inside. Read as ナイ. 視 sight 鏡 mirror. Read as キョウ. 検 inspect. Read as ケン. 査 examine. Read as サ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists