日本 南北朝时代  北朝(January 11, 1322 AD～July 26, 1380 AD)

丰仁
Tomb：	大光明寺陵
Start End Reign 1336 AD 1348 AD 历应 August 28, 1338 AD April 28, 1342 AD 康永 April 27, 1342 AD October 21, 1345 AD 贞和 October 21, 1345 AD February 27, 1350 AD 

　　Feng Yan Emperor bright taboo, the son of Emperor Fushimi after, his mother is a generalized gate hospital Saionji Yasuko. Yantian Huang Feng Ren is smaller than the light-year-old brother with the mother, was born in Yuanheng first year (1321) on December 23.
　　Jianwu three years on March 2 Chikuzen Tatara Bang Ashikaga military victory in battle, then gradually on Takauji favorable situation. Kyushu Takauji his troops occupied all the way east, the same year on May 25 Takauji in Settsu Godaigo Minatogawa break into the military side is famous Phoebe, in June enshrined in light Yan Yuan, Feng Yan Prince in Kyoto. August 15, Ashikaga Takauji memorialized by the optical Yan Yuan Zuo-Feng Ren Jian-Prince, the Emperor was a bright debut. Yan Yuan is also enshrined in light exercise for the Uehata hospital administration.
　　Capital of Kyoto
　　After his father Emperor Fushimi