くうきぶくろ 空気袋 LinksSentence search for 空気袋Sentence search for くうきぶくろSentence search for くうきふくろKanji details for 空, 気 and 袋Edit in JMdict Noun1. air sac; bladder; air bag; windbagOther forms空気袋 【くうきふくろ】 Discussions Log in to talk about this word.