In a sea area southwest of Torishima island in the Izu island chain ... is forming inside a caldera of Sofukaizan, a submarine volcano located south of Torishima. A portion of the volcano had ...

That set off alarm bells at the JMA's earthquake and volcano operations room on the ... the JMA issued a tsunami advisory for the Izu and Ogasawara islands. Tsunami of 4 cm or more were observed ...

At the heart of Izu-Oshima is the Mount Mihara (758m), an active volcano which is the source of several interesting sites. This island is also known for its Tsubaki, or camellia flowers ...

This island, part of the Izu archipelago is known for its stunning ... Island Aogashima Island is a volcanic crater with a ...