Kiyomori purchased "Taihei Gyoran" (a Chinese ancient encyclopedia) in 1179, made them copy it, kept the copy in hand, presented the printed one to Emperor Takakura who was his daughter's husband and tried to introduce new knowledge.
清盛はまた、治承3年（1179年）に『太平御覧』を購入して人に書写させ、写本は手元において、印刷本（摺本）は女婿にあたる高倉天皇に献上するなど、新知識の導入にも努めた。