Heian period of Japan (794-1185 AD)

accomplish, perform, fulfill

to begin

role

important, significant

importance, consequence, significance

(obsolete) starting from the Heian period, an epithet for a person who was assigned to the desired public office, as indicated on their application for office

written material, writing

age, era, period (of time) / the times, spirit of the age / antiquity / a time in one's life, one's days (in college etc.)

peaceful