ほらあな 洞穴 Wanikani level 50 LinksSentence search for 洞穴Sentence search for ほらあなSentence search for ほら穴Sentence search for どうけつKanji details for 洞 and 穴Edit in JMdict Noun1. cave; cavern; den; grottoOther formsほら穴 【ほらあな】、洞穴 【どうけつ】 Discussions Log in to talk about this word.