He had the halo made for the Great Buddha at Todai-ji Temple, Nara, as well as building a Shotoden to store the Hyakumanto (known as the Hyakumanto Dharani: the one million pagodas and Dharani prayers) and Zuto (pyramid-like pagoda made of clay and stone).
東大寺大仏光背の造作や、百万塔を収める小塔殿・頭塔（土でできた塔）の造営を行った。