貝かい輪わかいわMeanings1nounseashell bracelethistorical termHistorical term for a bracelet made from shells, used in ancient Japan (e.g., Jōmon period).貝かい輪わは縄じょう文もん時じ代だいの遺い跡せきから出しゅつ土どすることがある。Seashell bracelets are sometimes excavated from Jōmon-period sites.
