Shiashkotan

alt=Shiashkotan Island|thumb|264x264px|Shiashkotan Island Shiashkotan () (; Shasukotan-tō) is an uninhabited volcanic island near the center of the Kuril Islands chain in the Sea of Okhotsk in the northwest Pacific Ocean, separated from Ekarma by the Ekarma Strait. Its name is derived from the Ainu language, from “Konbu village”.

Sinarka (; ; Kurodake) is a stratovolcano which forms the northern end of Shiashkotan Island, Kuril Islands, Russia, and is the island's highest point. Historical eruptions have occurred at Sinarka during 1825–1750, 1846, 1855, and the last and largest from 1872 to 1878. Recent activity is hydrothermal, from a solfatara field with more than 100 fumaroles and several hot, geyser-like springs which erupt water up to high.

Kuntomintar (; ; Kitaiō-dake) is a Pleistocene andesitic stratovolcano located at the southern end of Shiashkotan Island, Kuril Islands, Russia. Kumtomintar is a high point on a small volcanic ridge with mellow slopes on all side except the north west side. The mountain is home to many steep drainages, waterfalls, and some small ponds. The volcano consists of a central cone that fills a 4-4.5 km caldera and its crater is at 1280 feet, is below the main peak, on the north west side, some periods of time hot water drains from the crater into the ocean via creek. A second caldera is situated

strait in Russia