However, the Engi and Tenryaku eras were consciously trumpeted by people of succeeding generations and they were firmly fixed as an ideal politic symbol in the latter half of the Heian period.
しかし、後世の人々によって、延喜・天暦期の聖代視は意識的に喧伝されていき、平安後期には理想の政治像として定着した。