In addition, "Nitto guho junreiki" (The Record of a Pilgrimage to China in Search of the Law) had copies of Kasho and Kugen (official documents authorized by Kokushi (provincial governors) or Gunji (local magistrates) for transfer of the ownership of private property) which were given to Ennin.
その他、『入唐求法巡礼行記』には、円仁が受給した過所・公験が写しとられている。