WBunpō (文保) was a Japanese era name after Shōwa and before Gen'ō. This period spanned the years from February 1317 to April 1319. The reigning Emperors were Emperor Hanazono-tennō (花園天皇) and Go-Daigo-tennō (後醍醐天皇).
WEmperor Go-Daigo was the 96th emperor of Japan, according to the traditional order of succession. He successfully overthrew the Kamakura shogunate in 1333 and established the short lived Kenmu Restoration to bring the Imperial House back into power. This was to be the last time the emperor had any power until the Meiji Restoration in 1868. The Kenmu restoration was in turn overthrown by Ashikaga Takauji in 1336, ushering in the Ashikaga shogunate, and split the imperial family into two opposing factions between the Ashikaga backed Northern Court situated in Kyoto and the Southern Court based in Yoshino led by Go-Daigo and his later successors.
WEmperor Go-Nijō was the 94th emperor of Japan, according to the traditional order of succession. He reigned from 1301 to his death in 1308.
WEmperor Hanazono was the 95th emperor of Japan, according to the traditional order of succession. His reign spanned the years from 1308 through 1318.
WEnkyō (延慶), also romanized as Enkei, was a Japanese era name after Tokuji and before Ōchō. This period spanned the years from October 1308 through April 1311. The reigning emperor was Hanazono-tennō (花園天皇).
WGen'ō (元応) was a Japanese era name after Bunpō and before Genkō. This period spanned the years from April 1319 through February 1321. The reigning Emperor was Go-Daigo-tennō (後醍醐天皇).
WŌchō (応長) was a Japanese era name after Enkyō and before Shōwa. This period spanned 11 months from April 1311 through February 1312. The reigning emperor was Hanazono-tennō (花園天皇).
WShōwa (正和) or Medieval Showa was a Japanese era name after Ōchō and before Bunpō. This period spanned the years from March 1312 through February 1317. The reigning emperor was Hanazono-tennō (花園天皇).