飛ひ行こう禁きん止し空くう域いきMeaningsNoun1. no-fly zoneKanji used飛fly行go禁prohibit止stop空empty air域regionComposed of飛ひ行こうflight; flying; aviationNoun禁きん止しprohibition; inhibition; banNoun空くう域いきairspaceNoun