His writings include "Todaiji gon-no-betto Jicchu nijukyu kajo" (literally, the 29 rules prescribed by Jicchu, Acting Chief of the Todai-ji Temple) dated 815, where he enumerated the work he had undertaken during his lifetime.
著書には、815年（弘仁6年）一生のうちに自らがたずさわった事業を列記した「東大寺権別当実忠二十九ヶ条」がある。