The manor in Toba, called Toba no sho, was owned by the Saionji family as their shoryo (territory) until the Sengoku Period (Period of Warring States) (Japan) as described in "Kankenki" (The house diary of the Saionji family) which shows the manor was ruled by the Saionji family during the Onin War in Bunmei era (1469 to 1486), and in "Odachi Joko Nikki" (The Diary of Joko ODACHI) written by Hisauji ODACHI, who was a bureaucrat of the Muromachi bakufu (Japanese feudal government headed by a shogun), which contains a memorandum regarding the dispute over the boundaries between the Saionji family's Toba no sho and the Koga family's Koga no sho (manor), and so on.
西園寺家の鳥羽の荘園は鳥羽荘と称されて、『管見記』によれば応仁の乱最中の文明(日本)年間にも西園寺家の支配が確認でき、室町幕府官僚の大舘尚氏による『大舘常興日記』には大永5年（1527年）に行われていた西園寺家の鳥羽荘と久我家の久我荘の境相論についての覚書が残されているなど、戦国時代(日本)まで同家の所領であった。