Jicchu was supposedly the one who commenced the Juichimen [Kannon] Keka-e (the repentance ceremony of Eleven-faced Kannon, commonly known as shuni-e or Omizutori) at the Nigatsu-do (literally, hall of the second month) of the Todai-ji Temple.
東大寺二月堂の十一面悔過会（けかえ）（通称お水取り）は実忠が始めたものとされる。