なっとう ひきわり納豆 LinksSentence search for ひきわり納豆Sentence search for ひきわりなっとうSentence search for 碾き割り納豆Kanji details for 納 and 豆Edit in JMdict Noun1. natto made from ground soybeansSee also 納豆 なっとうOther forms碾き割り納豆 【ひきわりなっとう】 Discussions Log in to talk about this word.