What is "enbun"

, also transcribed Embun, was a Japanese era name (年号, nengō, lit. year name) of the Northern Court during the Era of Northern and Southern Courts after Bunna and before Kōan. This period spanned the years from March 1356 through March 1361; The emperor in Kyoto was . Go-Kōgon's Southern Court rival in Yoshino during this time-frame was