窩洞 かどう noun (common) (futsuumeishi) 窩洞かどう Noun English JMdict (multilingual) 1 noun (common) (futsuumeishi) dentistry dental cavity (due to caries) 漢字 kanji used 窩 cave, pouch 14画 洞 den, cave 9画
窩洞かどう Noun English JMdict (multilingual) 1 noun (common) (futsuumeishi) dentistry dental cavity (due to caries)
Shirabe