She left her will to donate all her private land to Todai-ji Temple, to organize Daihannyakyo (the Great Sutra of the Perfection of Transcendent Wisdom) for the sake of her father, Emperor Kanmu in spring, and to chant Kongohannyakyo (the Diamond Sutra) for her mother, Imperial Princess Sakahito in Autumn.
朝原内親王は、自分の諸領地を東大寺に施入させる事と、春には父の桓武天皇のために大般若経を、秋には母の酒人内親王のために金剛般若経を唱えさせる事を遺言した。