応おう安あんおうあんMeanings1nounŌan era (1368–1375)historical termHistorical Japanese era name (年号) of the Northern Court during the Nanboku-chō period, corresponding to 1368–1375 in the Western calendar.応おう安あん年ねん間かんに、この寺てらが建こん立りゅうされた。This temple was built during the Ōan era.