It is also written in the book that Tono Chujo was in charge of services in the imperial palace and To no ben was in charge of communications about government affairs between the Emperor and Daijokan (Grand Council of State).
頭中将は宮中における側近奉仕を担当し、頭弁は天皇と太政官の間で政務に関する連絡を担当したと記されている。