, also known as , was the seventh shà Âgun of the Kamakura shogunate of medieval Japan. He was the nominal ruler virtually controlled by the Hà Âjà  clan regents.
Prince Koreyasu was the son of Prince Munetaka who was the sixth shà Âgun.
At age 25, the deposed shà Âgun became a Buddhist monk. His priestly name was Ono-no miya.
The years in which Koreyasu is shogun are more specifically identified by more than one era name or nengà Â.