It was called the First Daigokuden before the capital was transferred to Kuni-kyo (when the capital was temporarily located in Kizugawa City, Kyoto Prefecture for a few years in the eighth century), and the Second Daigokuden after the capital was returned to Nara again.
恭仁京（くにきょう）遷都までの大極殿を第一次大極殿、奈良に都が戻ってからの大極殿を第二次大極殿という。