日本にっぽん貝かい類るい学がっ会かいMeaningsNoun1. Malacological Society of Japan; MSJKanji used日sun本book貝shellfish類kind (of something)学study会meetingComposed of日本にっぽんJapanNoun貝かい類るいshellfishNoun学がっ会かいlearned society; scientific society; academy; academic meeting; academic conferenceNoun