An object of the present invention is to deodorize a room where a fire accident has occurred. A method of deodorizing a room in which a fire accident has occurred includes a soot and odor removing step of removing soot and odor, and the soot and odor removing step includes an ozone fumigation operation of spraying ozone into the room. And applying a paint containing activated carbon to the inner wall where the soot remains. [Selection diagram] None【課題】火災事故のあった部屋を消臭すること。【解決手段】火災事故のあった部屋の消臭方法であって、 煤臭の除去を行う煤臭除去工程を有し、 前記煤臭除去工程は、 部屋内にオゾンを噴霧するオゾン燻蒸作業と、 活性炭を含む塗料を、煤の残存する内壁に塗布する塗布作業と、 を含むことを特徴とする。【選択図】なし