Emperor Yôzei succeeded his father Emperor Seiwa in 876, at the age of nine, upon Seiwa's retirement. Yôzei's maternal grandfather was Fujiwara no Nagara, but his uncle Fujiwara no Mototsune served as sesshô (regent) for him.
|Emperor of Japan
- Joan Piggott, ed. Capital and Countryside in Japan, 300-1180, University of Cornell, NY, 2006.
- Evelyn Rawski, Early Modern China and Northeast Asia: Cross-Border Perspectives, Cambridge University Press (2015), 155.