どぶがい 溝貝 LinksSentence search for 溝貝Sentence search for どぶがいSentence search for 土負貝Sentence search for ドブガイKanji details for 溝 and 貝Edit in JMdict Noun1. Chinese pond mussel (Sinanodonta woodiana)Usually written using kana aloneOther forms土負貝 【どぶがい】、ドブガイ Discussions Log in to talk about this word.