Medieval methods for selling land included the permanent sale, which corresponds to land sales today, the honsengaeshi, under which those with capital could buy back the sold land, and finally the nenki-uri, but it is thought that the nenki-uri, under which the seller had the most pronounced authority and power, became the most widely used contract, especially among farmers.
中世の土地売買には今日の売却に相当する永代売、元金をもって買い戻す本銭返、そして年期売があったが、売主である本主の権限が最も色濃く残された年期売が農民層を中心として広く行われていたと考えられている。