Jigo (the name of a Buddhist temple) is Shinhojo-ji Temple, and its sango, Shogun-san, was given by Emperor Gosanjo in the era of restoration (the late 11th century) by MINAMOTO no Yoriie who served as Bettoshiki (the office of head administrator) of Gakuto (head student).
寺号は新放生寺といい、山号の勝軍山は学頭別当職に就いた源義家による中興の時代（11世紀後半）に後三条天皇より賜ったものである。