せたしじみ 瀬田蜆 LinksSentence search for 瀬田蜆Sentence search for せたしじみSentence search for セタシジミKanji details for 瀬, 田 and 蜆Edit in JMdict Noun1. Corbicula sandai (species of basket clam)Usually written using kana aloneOther formsセタシジミ Discussions Log in to talk about this word.