Hirashima
平島
An uninhabited basaltic island in Soya Bay known as a seagull habitat and historical landmark in northern Hokkaido.
What it is
- Uninhabited island in Soya Bay formed entirely from a basaltic intrusion.
- Known in the Ainu language as Mashiso, which translates to seagull bed.
- Recorded in historical surveys by Matsuura Takeshiro as early as 1856.
- Small rocky landmass with a circumference of approximately 200 meters.
What to see
- Distinctive basaltic rock formations making up the entire island structure.
- Surrounding waters rich in local kelp and sea urchins.
- Views of Benten Island located 700 meters to the northwest.
- Native seagulls that frequent the island as a resting place.
Notes written by Japan Gems from facts in Japanese Wikipedia.
Where it is
Hirashima Open in Google Maps
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