Bunna
, also romanized as Bunwa, was a Japanese era name (年号, "nengō", lit. year name) of the Northern Court during the Era of Northern and Southern Courts after "Kannō" and before "Enbun." This period spanned the years from September 1352 through March 1356. The emperor in Kyoto was . Go-Kōgon's Southern Court rival in Yoshino during this time-frame was . Nanboku-chō overview. During the Meiji period, an Imperial decree dated March 3, 1911 established that the legitimate reigning monarchs of this period were the direct descendants of Emperor Go-Daigo through Emperor Go-Murakami, whose had been established  in exile in Yoshino, near Nara. Until the end of the Edo period, the militarily superior pretender-Emperors supported by the Ashikaga shogunate had been mistakenly incorporated in Imperial chronologies though it was acknowledged that the Imperial Regalia were not in their possession. This illegitimate had been established in Kyoto by Ashikaga Takauji. Change of era. In this time frame, Shōhei (1346–1370) was the Southern Court equivalent "nengō."