In the ninth century, three chokusenshu (anthologies of poems collected by Imperial command) were compiled: "Ryounshu"(Higher Than Clouds) in 814, "Bunkashureishu" (Spectacular Phrase Collection) in 824, and "Keikokushu" (The Prosperous Country) in 827.
9世紀には、814年『凌雲集』818年『文華秀麗集』827年『経国集』と三つの勅撰集が編まれた。