OMI no Mifune and ISONOKAMI no Yakatsugu were famous as poets of Chinese poems representing the middle of the Nara period, and although it is inferred that one of them was involved in editing of "Kaifuso," there is no definite evidence.
奈良時代中期を代表する漢詩文の文人としては淡海三船と石上宅嗣が著名であり、いずれかが『懐風藻』の編集にたずさわったであろうと推定されるが、確実な証拠はない。