Tsukuda was a rice field directly managed by lord of the manors, shokan (an officer governing manor) or jito (manager and lord of manor) in shoen koryo sei (System of Public Lands and Private Estates) in medieval Japan.
佃（つくだ）は、中世日本の荘園公領制において、荘園領主や荘官・地頭らによる直営田をいう。