35°14′06.1″N 139°07′37.3″E / 35.235028°N 139.127028°E / 35.235028; 139.127028Mount Ishigaki (Japanese: 石垣山) is a mountain located in Odawara, Kanagawa Prefecture. The altitude is 241 meters.[1] It was designated as a national historic site in 1959.[2][3] | ||||||