空くう気き房ぼうMeaningsNoun1. auxiliary air bag (balloon, etc.); ballonnetKanji used空empty air気state of mind房clusterComposed of空くう気きair; atmosphere; mood; situationNoun房ぼうchamber; room; cell (prison); atrium; home of a monk; monk; Chinese "room" constellation (one of the 28 mansions)Noun