35°32′24″N 134°13′39″E / 35.54000°N 134.22750°E / 35.54000; 134.22750 The Tottori Sand Dunes (鳥取砂丘, Tottori sakyū) are sand dunes located outside the city center of Tottori in Tottori Prefecture, Japan. At a length of 9 miles (14 km) and less than 1.5 miles (2.4 km) wide, it is the largest sand dune in Japan. The sand dunes are part of San'in Kaigan Geopark, which is part of The UNESCO Global Geoparks.[1] | ||||||