The Kamakura bakufu (Japanese feudal government headed by a shogun) imposed various kinds of Banyaku on Gokenin (shogunal retainers of the Kamakura bakufu) across the country as part of military service called Gokeninyaku, and succeeded to part of load of Banyaku to the Imperial Court.
鎌倉幕府は全国の御家人に御家人役と呼ばれる軍役の一環として各種の番役をかけるとともに、朝廷に対する番役負担の一部を継承した。