Category
page 11210s in Japan
Tsuchimikado
Emperor of Japan
Juntoku
Emperor of Japan
Jōkyū
, also called Shōkyū, was a after Kempō and before Jōō. This period spanned the years from April 1219 through April 1222. The reigning emperor was Juntoku-tennō (順徳天皇).

Kenryaku
was a after Jōgen and before Kempo. This period spanned the years from March 1211 through December 1213. The reigning emperor was .
Jōgen
Japanese era from October 1207 to March 1211
Kempo
Japanese era from December 1213 to April 1219