しんじゅがい 真珠貝 LinksSentence search for 真珠貝Sentence search for しんじゅがいKanji details for 真, 珠 and 貝Edit in JMdict Noun1. pearl oyster (esp. Marten's pearl oyster, Pinctada fucata martensii)See also 阿古屋貝 Discussions Log in to talk about this word.