also: へいぜい
Heijō-kyō was the capital during the Nara period.
The ruins of Heijō Palace are registered as a World Heritage site.
Standard kanji spelling for the historical capital Heijō-kyō.
Alternate reading; less common than へいじょう.
From 平 (flat, peaceful) and 城 (castle, fortress), referring to the capital's location on a plain. The reading へいじょう is the standard on'yomi; へいぜい is a less common variant.