Yoshimasa ASHIKAGA, the eighth Shogun of the Muromachi bakufu, sent his younger brother, Masatomo ASHIKAGA, to the Kanto region to cope with Shigeuji ASHIKAGA of Koga Kubo, but he could not go over Hakone, so he settled in Horigoe, Tagata County, Izu Province.
室町幕府8代将軍足利義政が古河公方足利成氏に対抗させるため、弟の足利政知を関東に派遣したが、箱根を越えられず伊豆国田方郡の堀越（ほりごえ）を居所としたもの。