Ōchō

Ōchō (応長) was a Japanese era name (年号) 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).

Change of era

 * 1311 Ōchō gannen (応長元年): The new era name was created to mark an event or series of events. The previous era ended and the new one commenced in Enkyō 4.

Events of the Ōchō era
Initially, former-Emperor Fushimi administered the court up through the time he took the tonsure as a Buddhist monk, which happened after this nengō ended.
 * 1311 (Ōchō 1, 1st month): The sesshō, Takatsukasa Fuyuhira assisted at Emperor Hanazono's coming of age ceremony.
 * 1311 (Ōchō 1, 3rd month): Takatsukasa Fuyuhira took on a new role as kampaku.
 * 1311 (Ōchō 1, 9th month): Hōjō Morotoki, who was the tenth shikken of the Kamakura Bakufu, dies at the age of 37 years.