ながこんぶ 長昆布 LinksSentence search for 長昆布Sentence search for ながこんぶSentence search for ナガコンブKanji details for 長, 昆 and 布Edit in JMdict Noun1. Laminaria longissima (species of kelp)Usually written using kana aloneOther formsナガコンブ Discussions Log in to talk about this word.