Such farmland was originally cultivated by the feudal lord using peasants as a labor force, and those who cultivated wasteland were usually permitted the right to collect all the crops of the applicable ground in the end of ancient times and medieval times.
これらの農地はもともと領主が百姓を使役して荒地を開墾したものであり、古代末期・中世当時、荒地を開墾した者には該当地の収穫をすべて収取する権利が認められる場合が多かった。