空くう中ちゅう権けんMeanings1nounair rightsLegal term for the right to use or develop the space above a property. Used in real estate and urban planning contexts.都と市し部ぶでは空くう中ちゅう権けんの売ばい買ばいが行おこなわれることがある。In urban areas, air rights are sometimes bought and sold.