He left behind the following literary works: "Honko Kokushi Nikki" (journal; the term "Honko Kokushi" is a portion of his posthumous title); "Honko Kokushi Goroku" (collection of sayings); "Ikoku Nikki" (journal concerning diplomatic affairs).
著作に日記の『本光国師日記』『本光国師語録』、外交関係の記録に『異国日記』。