As he maintained a good relationship with his elder brother Emperor Heijo, he followed his elder brother on the occasion of an Imperial visit to Shinsen-en Temple in June 807, made an offering and participated in a party throughout the day.
兄の平城天皇とも良好な関係を保っており、大同2年5月には、神泉苑に行幸した兄について献物を行い、終日宴会にも参加している。