noun
Historical term for the period in Japanese history from 794 to 1185, known for the flourishing of court culture and literature.
平安時代には、紫式部によって源氏物語が書かれた。
During the Heian period, The Tale of Genji was written by Murasaki Shikibu.
From 平安 (Heian, the capital city, modern Kyoto) + 時代 (period). The name Heian means 'peace and tranquility'.