Shōan era (1171.4.21-1175.7.28); Jōan era
Jōkyū era (1219.4.12-1222.4.13); Shōkyū era
Jōhei era (931.4.26-938.5.22); Shōhei era
Shōō era (1652.9.18-1655.4.13); Jōō era
Jōgen era (1207.10.25-1211.3.9); Shōgen era
Jōwa era (834.1.3-848.6.13); Shōwa era
Jōtoku era (1097.11.21-1099.8.28); Shōtoku era
Jōhō era (1074.8.23-1077.11.17); Shōho era; Shōhō era
Jōryaku era (1077.11.17-1081.2.10); Shōryaku era
Jōkyū uprising (1221 CE); Jōkyū War