くうきょ 空虚 Common word LinksSentence search for 空虚Sentence search for くうきょKanji details for 空 and 虚Edit in JMdict Noun, Na-adjective (keiyodoshi)1. emptiness; hollowness; vacancy; voidNoun, Na-adjective (keiyodoshi)2. inanity; pointlessness; meaninglessness Discussions Log in to talk about this word.