岩いわ戸と景けい気きいわとけいきじ字FuriganaMeanings1nounIwato Boomhistorical termHistorical term for the economic boom in Japan from 1958 to 1961, named after the mythological cave of Amaterasu.岩いわ戸と景けい気きは、神じん武む景けい気きに続つづく好こう景
