It is known from the writing on the scroll roller that the centers of the scrolls are made from the wood that remained after Todai-ji Temple was destroyed by fire during a conflict in 1180, three years before the transcription was begun.
また、巻軸には書写の3年前の治承4年（1180年）に兵火で焼失した東大寺の焼け残りの木を用いたことが軸木の墨書からわかる。