水密 すいみつ nouns which may take the genitive case particle 'no' 水密すいみつ Noun English JMdict (multilingual) 1 nouns which may take the genitive case particle 'no' watertight 漢字 kanji used 水 water 4画 密 secrecy, density (pop) 11画
水密すいみつ Noun English JMdict (multilingual) 1 nouns which may take the genitive case particle 'no' watertight