The ridge extending westward is called Hinoozaki, where a fire beacon platform site, Koho, the site which is deemed to have been what is now called army post and the ruins of Bishamonten (Vaisravana) are located.
山頂の西に張り出した尾根を火ノ尾崎といい、烽火台跡、鼓峰は今で言う軍団駐屯地跡とされ、毘沙門天の遺構がある。