The Hiruzen Highland is situated in the southeast of the Daisen Volcano.
On the north side of the plateau, there is Mount Hiruzen with its three peaks: Kamihiruzen 1'202 m, Nakahiruzen 1'123 m and Shimohiruzen 1'101 m. Mount Hiruzen is part of the Daisen-Oki Nationalpark.
Japan 2011, Kamihiruzen 1'202 m and Nakahiruzen 1'123 m.
The stamp was issued in the sheet "Japanese Mountains Series No 1".
Japan 2013, Hiruzen Plateau.
left to right: Kamihiruzen 1'202 m, Nakahiruzen 1'123 m and Shimohiruzen 1’100m.
The stamp was issued in the sheet
"60th anniversary series of Local Government Act construction Okayama Prefecture".