In particular, the Emperor Saga valued literature and compiled three imperial anthologies of Chinese poetry called "Ryounshu" (A collection from above the clouds), "Keikokushu" (A collection of managing the country) and "Bunka shureishu" (second imperial kanshi collection), seeking the basis of the Chinese literature education, which was necessary for Chinese poetry making, in the history education based on Chinese historiography.
特に嵯峨天皇は文学を重んじて『凌雲集』・『経国集』・『文華秀麗集』の三勅撰漢詩集が編纂され、漢詩作成のために必要な漢文学教育の基礎を中国正史由来の史学教育に求めた。