Kōshō

Kōshō was a Japanese era name after Kyōtoku and before Chōroku. This period spanned the years from July 1455 through September 1457. The reigning emperor was Emperor Go-Hanazono of Japan.

Change of Era

1455 Kōshō gannen: The era name was changed to mark an event or a number of events.

Events of the ''Kōshō'' era

1456 : Ashikaga Yoshimasa visited Iwashimizu Shrine; and all the officials of the Daijō-kan joined him in going there.1456 : The father of Emperor Go-Hanazono, Fushimi-no-miya-shinnō Sadafusa, died at age 85.