Smith Island
須美寿島
An uninhabited volcanic island in the Izu chain featuring basalt rock formations and a significant undersea caldera rim.
What it is
- An uninhabited island in the Izu chain under the jurisdiction of Tokyo Metropolis.
- Part of the Smith Caldera rim discovered by a British warship in 1853.
- A geological site consisting primarily of olivine basalt rock.
- Administered by the Hachijo Subprefecture as part of Japan's exclusive economic zone.
What to see
- The main island peaks which were significantly reshaped by a major collapse in 1991.
- Higashi-kojima which houses a first-order triangulation point installed in 2016.
- Volcanic rock formations that are part of an active maritime caldera.
Notes written by Japan Gems from facts in Japanese Wikipedia.
Where it is
Smith Island Open in Google Maps
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