平へい安あん京きょうへいあんきょうFreq.FrequencyTop 50,000Meanings1nounHeian-kyō; former name of Kyotohistorical termHistorical term for the capital city of Japan from 794 to 1869, now known as Kyoto.平へい安あん京きょうは794年ねんに日に本ほんの首しゅ都と