However, the routes to access the place, such as National Route 162 and the Kyoto Hirogawara Miyama route, were developed in and after 1960s, and in 1979, the section up to Sasari-toge Pass, which had been the last unopened section of the Kyoto Hirogawara Miyama route, was opened.
それが1960年代以降国道162号や京都広河原美山線といったアクセスルートの整備が進み、1979年には京都広河原美山線のうち最後まで未開通であった佐々里峠の区間が開通、