安あん元げんあんげんFreq.FrequencyTop 50,000Meanings1nounAngen era (1175.7.28-1177.8.4)Japanese era name (年号) corresponding to the late Heian period. Used in historical contexts.安あん元げんの大たい火かは1177年ねんに京きょう都とで起おきた。The Great Fire of Angen occurred in Kyoto in 1177.